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Слова на букву basi-chem (2629)

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blepharochalasis
A condition in which there is a redundancy of the skin of the upper eyelids so that a fold of skin hangs down, often concealing the tarsal margin when the eye is open. SYN: ...
blepharoclonus
Clonic spasm of the eyelids. [blepharo- + G. klonos, a tumult]
blepharocoloboma
SYN: ankyloblepharon. [blepharo- + coloboma]
blepharoconjunctivitis
Inflammation of the palpebral conjunctiva.
blepharodiastasis
Abnormal separation or inability to completely close the eyelids. [blepharo- + G. diastasis, separation]
blepharokeratoconjunctivitis
An inflammation involving the eyelids, cornea, and conjunctiva.
blepharon
SYN: eyelid. [G. b., eyelid]
blepharophimosis
Decrease in the width of the palpebral aperture without fusion of lid margins. SYN: blepharostenosis. [blepharo- + G. phimosis, an obstruction]
blepharoplast
SYN: basal body. [blepharo- + G. plastos, formed]
blepharoplastic
Relating to blepharoplasty.
blepharoplasty
Any operation for the correction of a defect in the eyelids. [blepharo- + G. plasso, to form]
blepharoplegia
Paralysis of an eyelid. [blepharo- + G. plege, stroke]
blepharoptosis, blepharoptosia
Drooping of the upper eyelid. SYN: ptosis (2). [blepharo- + G. ptosis, a falling] - b. adiposa b. with accumulation of subcutaneous fat causing skin to hang over the free border ...
Blepharospasm
The involuntary, forcible closure of the eyelids. The first symptoms may be uncontrollable blinking. Only one eye may be affected initially, but eventually both eyes are usually ...
blepharospasm, blepharospasmus
Involuntary spasmodic contraction of the orbicularis oculi muscle; may occur in isolation or be associated with other dystonic contractions of facial, jaw, or neck muscles; ...
blepharostat
SYN: eye speculum. [blepharo- + G. statos, fixed]
blepharostenosis
SYN: blepharophimosis. [blepharo- + G. stenosis, a narrowing]
blepharosynechia
Adhesion of the eyelids to each other or to the eyeball. [blepharo- + G. synecheia, continuity, fr. syn- echo, to hold together]
blepharotomy
A cutting operation on an eyelid. [blepharo- + G. tome, incision]
blind
Unable to see; without useful sight. See blindness.
Blind spot
In ophthalmology, a blind spot is: {{}}A small area of the retina where the optic nerve enters the eye; this type of blind spot occurs normally in all eyes. Any gap in the ...
Blinded study
Clinical trials of drugs are often done blinded so that the patient does not know (is blinded as to) whether they are receiving the product being tested or the control/placebo to ...
blindness
1. Loss of the sense of sight; absolute b. connotes no light perception. SEE ALSO: amblyopia, amaurosis. 2. Loss of visual appreciation of objects although visual acuity is ...
Blindness, legal
The definition varies from country to country. In the United States, the definition of legal blindness is: {{}}Visual acuity of 20/200 or worse in the better eye with ...
Blindness, night
Impaired vision in dim light and in the dark, due to impaired function of specific vision cells (namely, the rods) in the retina. The ability of our eyes to quickly view objects ...
blink
To close and open the eyes rapidly; an involuntary act by which the tears are spread over the conjunctiva, keeping it moist. SYN: wink.
Blister
A collection of fluid underneath the top layer of skin (epidermis). One that is more than 5 mm in diameter with thin walls and is full of watery fluid is called a bulla or a ...
Blister, blood
a blister full of blood due to a pinch, bruise or repeated friction. A blister is medically termed a vesicle. One that is more than 5 mm in diameter with thin walls and is ...
Blister, fever
A small sore situated on the face or in the mouth that causes pain, burning, or itching before bursting and crusting over. The favorite locations are on the lips, chin or cheeks ...
Blister, water
a blister with clear watery contents that is not purulent (does not contain pus) and is not sanguineous (does not contain blood). A blister is medically termed a vesicle. One ...
blistering
SYN: vesiculation (1).
bloat, bloating
1. Abdominal distention from swallowed air or intestinal gas from fermentation. 2. Distention of the rumen of cattle, caused by the accumulation of gases of fermentation, ...
Bloch
Marcel, French physician, 1885–1925. See B. reaction. Bruno, Swiss dermatologist, 1878–1933. See B.- Sulzberger disease, B.- Sulzberger syndrome.
block
1. To obstruct; to arrest passage through. 2. A condition in which the passage of an electrical impulse is arrested, wholly or in part, temporarily or permanently. 3. SYN: ...
block-out
Elimination of undercuts by filling such areas with a medium such as wax or wet pumice.
blockade
1. Intravenous injection of large amounts of colloidal dyes or other substances in order to block reticuloendothelial cells ( e.g., phagocytosis is temporarily prevented). 2. ...
blocker
1. An instrument used to obstruct a passage. 2. See blocking agent. - angiotensin receptor blockers agents, such as losartan, that bind with angiotensin receptors, thus ...
Blocker, beta adrenergic
A class of drugs, also more simply called beta blockers, that block beta-adrenergic substances such as adrenaline (epinephrine), a key agent in the "sympathetic" portion of the ...
Blockers, beta
A class of drugs that block beta-adrenergic substances such as adrenaline (epinephrine), a key agent in the "sympathetic" portion of the autonomic (involuntary) nervous system. ...
blocking
1. Obstructing; arresting of passage, conduction, or transmission. 2. In psychoanalysis, a sudden break in free association occurring when a painful subject or repressed complex ...
Blocq
Paul O., French physician, 1860–1896. See B. disease.
Blom
Eric D., 20th century U.S. speech-language pathologist. See B.-Singer valve.
Blood
The familiar red fluid in the body that contains white and red blood cells, platelets, proteins, and other elements. The blood is transported throughout the body by the ...
Blood bank
: A place where blood is collected from donors, typed, separated into components, stored, and prepared for transfusion to recipients. A blood bank may be a separate free-standing ...
Blood blister
a blister full of blood due to a pinch, bruise or repeated friction. A blister is medically termed a vesicle. One that is more than 5 mm in diameter with thin walls and is ...
Blood cleaner
A process designed to eliminate most pathogens — viruses, bacteria and fungi — from donated blood. The process is termed " pathogen inactivation." It depends upon the fact ...
Blood clots, estrogen-associated
Blood clots are occasional but serious side effects of estrogen therapy. They are dose-related, that is, they occur more frequently with higher doses of estrogen. Estrogen ...
Blood count
The calculated number of white or red blood cells (WBCs or RBCs) in a cubic millimeter of blood. * * * Calculation of the number of red (RBC) or white (WBC) blood cells in a ...
Blood culture
A test designed to detect if microorganisms such as bacteria and fungi are present in blood. A sample of blood obtained using sterile technique is placed in a culture media and ...
blood dust
SYN: hemoconia.
Blood group
An inherited feature on the surface of the red blood cells. A series of related blood types constitute a blood group system such as the Rh or the ABO system. The frequencies of ...
Blood in the eye
Medically known as a subconjunctival hemorrhage. A very common cause of a painless bloody eye usually first noticed by somebody else or by the person with it when they look in ...
Blood in the urine
Blood in the urine is termed hematuria. Gross hematuria refers to blood that is so plentiful in the urine that the blood is visible grossly, with just the naked eye. Gross ...
Blood Institute, National Heart, Lung, and (NHLBI)
One of the National Institutes of Health in the U.S., the NHLBI’s mission is to “provide leadership for a national research program in diseases of the heart, blood vessels, ...
Blood pH
The acidity or alkalinity of blood. The pH of any fluid is the measure of the hydrogen ion (H-) concentration. A pH of 7 is neutral. The lower the pH, the more acidic the blood. ...
Blood poisoning
The medical term is "septicemia." No matter which of these two terms-blood poisoning or septicemia-you prefer, what is meant is the same thing, namely a "general (systemic) ...
Blood pressure
The blood pressure is the pressure of the blood within the arteries. It is produced primarily by the contraction of the heart muscle. It's measurement is recorded by two numbers. ...
Blood pressure, low
Any blood pressure that is below the normal expected for an individual in a given environment. Low blood pressure is also referred to as hypotension. Low blood pressure is a ...
blood relative
A popular term describing a relative of a person sharing a common ancestor. No special importance attaches to the blood as a vehicle of inheritance. Spouses are not ordinarily ...
Blood transfusion
The transfer of blood or blood components from one person (the donor) into the bloodstream of another person (the recipient). This may be done as a lifesaving maneuver to ...
blood type
The specific agglutination pattern of erythrocytes of an individual to the antisera of one blood group; e.g., the ABO blood group consists of four major blood type s: O, A, B, ...
Blood urea nitrogen (BUN)
A measure primarily of the urea level in blood. Urea is cleared by the kidney. Diseases that compromise the function of the kidney frequently lead to increased blood levels.
blood vessel
Any vessel conveying blood : arteries, arterioles, capillaries, venules, veins. conveying blood. SYN: vas sanguineum [TA]. - choroid blood vessel s [TA] the arteries and veins ...
Blood, urinary
Medically called hematuria, blood in the urine can be microscopic or gross. Evaluating hematuria requires consideration of the entire urinary tract. Tests used for the ...
Blood-brain barrier
: A protective network of blood vessels and cells that filters blood flowing to the brain.
Blood-thinner
A common name for an anticoagulant agent used to prevent the formation of blood clots. Blood-thinners do not really thin the blood. They prevent it from clotting. Blood-thinners ...
bloodless
Without blood.
bloodletting
Removing blood, usually from a vein; formerly used as a general remedial measure, but used now in congestive heart failure and polycythemia. See phlebotomy. - general b. ...
bloodshot
Denoting locally congested smaller blood vessel s of a part ( e.g., the conjunctiva) which are dilated and visible.
bloodstream
The flowing blood as it is encountered in the circulatory system as distinguished from blood that has been removed from the circulatory system or sequestered in a part; thus, ...
bloodworm
1. The filarial parasite of sheep, Elaeophora schneideri. 2. Red aquatic larvae of certain dipterous gnats and midges. 3. Marine annelids in the family Terebellidae with ...
Bloody nose
The nose is a part of the body that is very rich in blood vessels (vascular) and is situated in a vulnerable position on the face. As a result, any trauma to the face can cause ...
Bloody show
Literally, the appearance of blood. The bloody show consists of blood-tinged mucus created by extrusion and passage of the mucous plug that filled the cervical canal (the canal ...
Bloom
David, U.S. dermatologist, *1892. See B. syndrome.
blot
See Northern b. analysis, Southern b. analysis, Western b. analysis, zoo b. analysis.
Blot, Northern
A technique in molecular biology, used mainly to separate and identify pieces of RNA. Called a Northern blot only because it is similar to a Southern blot (which is named ...
Blot, Southern
A test commonly used in molecular biology and genetics, the purpose of the test being to check for a match between DNA molecules. In the Southern blot technique, DNA fragments ...
Blot, Western
A technique in molecular biology, used to separate and identify proteins. Called a Western blot merely because it has some similarity to a Southern blot (which is named after ...
blotch
Commonly used term to denote a pigmented or erythematous lesion.
Blount
Walter P., U.S. orthopedic surgeon, *1900. See B. disease, B.- Barber disease.
blowfly
See Calliphora, Lucilia, Phormia regina.
blue
A color between green and violet on the spectrum. For individual b. dyes, see the specific name. SYN: cerulean.
Blue-baby operation
Although a blue-baby operation means any surgery for a blue (cyanotic) baby, it usually refers to a pioneering heart operation named after the American surgeon Alfred Blalock ...
blues
State of depression or sadness. [slang, fr. blue devils] - postpartum b. mood disturbance (including insomnia, weepiness, depression, anxiety, and irritability) experienced by ...
Blum
Paul, French physician, 1878–1933. See Gougerot and B. disease.
Blumberg
Jacob M., German surgeon and gynecologist, 1873–1955. See B. sign.
Blumenau
Leonid W., Russian neurologist, 1862–1932. See B. nucleus.
Blumenbach
Johann F., German physiologist, 1752–1840. See B. clivus.
Blumer
George A., U.S. physician, 1858–1940. See B. shelf.
blunt-end
Refers to double-stranded DNA in which there are no unpaired bases at the end of the polynucleotide.
blush
1. A sudden and brief redness of the face and neck due to emotion. 2. In angiography, used metaphorically to describe neovascularity or, in some cases, extravasation. [M.E., ...
BLV
Abbreviation for bovine leukemia virus.
BM
Abbreviation for "black male" used by doctors as shorthand when jotting down the results of their physical examination. For example, WDWNBM = well developed, well nourished black ...
BMI (body mass index)
A key index for relating body weight to height. The BMI is a person's weight in kilograms (kg) divided by their height in meters (m)squared. The National Institutes of Health ...
BMJ
The British Medical Journal. The BMJ states that it "aims to help doctors everywhere practice better medicine and to influence the debate on health. To achieve these aims (the ...
BMP (bone morphogenetic protein)
A family of proteins that promote the formation of bone and help mend broken bones. Although it was known that scrapings from healthy bone stimulated the healing of fractures, the ...
BMR
Abbreviation for basal metabolic rate.
BMRs (biological response modifiers)
Substances that stimulate the body's response to infection and disease. The body naturally produces small amounts of these substances. Scientists can produce some of them in the ...
BMT
Bone marrow transplantation, a procedure in which doctors replace bone marrow that is diseased (or damaged) with healthy bone marrow. The bone marrow to be replaced may be ...
BNA
Abbreviation for Basle Nomina Anatomica.
board
institutional review b. (IRB) the standing committee in a hospital or other facility that is charged with responsibility for ensuring the safety and well-being of human subjects ...
Board certified
Board certified in medicine means a physician has taken and passed a medical specialty examination. Board eligible, by contrast, means that a physician has completed the ...
Board eligible
Board eligible in medicine means that a physician has completed the requirements for admission to a medical specialty board examination but has not taken and passed that ...
bobbing
An up-and-down movement. - inverse ocular b. slow downward eye movement followed by delayed quick upward return. - ocular b. sudden conjugate downward deviation of the eyes with a ...
bobierrite
The octahydrate of magnesium phosphate; sometimes found in renal calculi. Cf.:newberyite, struvite. [Pierre A. Bobierre, Fr. chemist, + -ite]
Boc
Abbreviation for t-butoxycarbonyl.
BOC, t-BOC
Abbreviations formerly used for t-butoxycarbonyl; current usage is Boc.
Bochdalek
Vincent A., Czechoslovakian anatomist, 1801–1883. See B. foramen, B. ganglion, B. gap, foramen of B. hernia, B. muscle, B. valve, flower basket of B..
Bock
August C., German anatomist, 1782–1833. See B. ganglion.
Bockhart
Max, German physician, 1883–1921. See B. impetigo.
BOD
Abbreviation for biochemical oxygen demand.
Bodansky
Aaron, U.S. biochemist, 1887–1961. See B. unit.
Bödecker
Charles F., U.S. oral histologist, embryologist, and pathologist, *1880. See B. index.
Bodian
David, U.S. anatomist, *1910. See B. copper-protargol stain.
Bodo
A genus of free-living, ovoid or slightly pyriform protozoa with two flagella, one projecting anteriorly and the other posteriorly; may be ingested as encysted forms in food or ...
body
1. The head, neck, trunk, and extremities. The human b., consisting of head (caput), neck (collum), trunk (truncus), and limbs (membra). 2. The material part of a human, as ...
body burden
Activity of a radiopharmaceutical retained by the body at a specified time following administration.
Body dysmorphic disorder
A psychiatric disorder characterized by excessive preoccupation with real or imagined defects in physical appearance. Also called somatoform disorder, dysmorphophobia.
Body image obsession
Excessive concern about one's appearance. Some concern about one's appearance is normal. But an obsession with one's appearance is not. Body image obsession is also called body ...
Body mass index (BMI)
A key index for relating body weight to height. The BMI is a person's weight in kilograms (kg) divided by their height in meters (m) squared. The National Institutes of Health ...
Body type
A somewhat old-fashioned term used to classify the human shape into three primary types: ectomorphic, mesomorphic, or endomorphic.
Body, ciliary
Part of the eye, the ciliary body is a thin vascular (blood vessel-filled) middle layer of the eye that is situated between the sclera (the white of the eye) and the retina (the ...
Bodywork
Any of a number of therapeutic or simply relaxing practices that involve the manipulation, massage, or regimented movement of body parts. Examples include massage, craniosacral ...
Boeck
Caesar P.M., Norwegian dermatologist, 1845–1917. See B. disease, B. sarcoid, Besnier-B.- Schaumann disease, Besnier-B.- Schaumann syndrome. Carl W., Norwegian physician, ...
Boehmer
F. See B. hematoxylin.
Boerhaave
Hermann, Dutch physician, 1668–1738. See B. syndrome.
bogbean
SYN: buckbean.
Bogros
Antoine, 19th century French anatomist. See B. serous membrane. Jean-Annet, French anatomist, 1786–1823. See B. space.
Bohn
Heinrich, German physician, 1832–1888. See B. nodules, under nodule.
Bohr
Niels H.D., Danish physicist and Nobel laureate, 1885–1962. See B. atom, B. magneton, B. theory. Christian, Danish physiologist, 1855–1911. See B. effect, B. equation.
Boil
A skin abscess, a collection of pus localized deep in the skin. A boil usually starts as a reddened, tender area and in time becomes firm and hard. Eventually, the center of the ...
bol
Abbreviation for bolus.
boldin
A glycoside from boldus; a cholagogue and diuretic. SYN: boldoglucin.
boldine
A bitter alkaloid obtained from boldus.
boldo
SYN: boldus.
boldoglucin
SYN: boldin.
boldus
The leaves of Boldu b. or Peumus b. (family Monimiaceae), an evergreen shrub of Chile; used in various disturbances of liver function. SYN: boldo. [Chilean]
Boley gauge
See under gauge.
Boll
Franz C., German histologist and physiologist, 1849–1879. See B. cells, under cell.
Bollinger
Otto, German pathologist, 1843–1909. See B. granules, under granule.
Bollman
Jesse L., U.S. physiologist, *1896. See Mann-B. fistula.
Bolognini symptom
See under symptom.
bolometer
1. An instrument for determining minute degrees of radiant heat. 2. An obsolete instrument for measuring the force of the heartbeat as distinguished from the blood pressure. [G. ...
bolus
1. A single, relatively large quantity of a substance, usually one intended for therapeutic use, such as a b. dose of a drug injected intravenously. 2. A masticated morsel of ...
bombard
To expose a substance to particulate or electromagnetic radiations for the purpose of making it radioactive. [Mediev. L. bombarda, artillery assault, fr. bombus, a booming sound]
bombesin
Pharmacologically active tetradecapeptide found in skins of European amphibians of the family Discoglossidae, principally Bombina bombina and Bombina variegata variegata. A potent ...
bond
In chemistry, the force holding two neighboring atoms in place and resisting their separation; a b. is electrovalent if it consists of the attraction between oppositely charged ...
bonding
Formation of a close and enduring emotional attachment, such as between parent and child, lovers, or husband and wife.
Bone
Bone is the substance that forms the skeleton of the body. It is composed chiefly of calcium phosphate and calcium carbonate. It also serves as a storage area for calcium, playing ...
bone architecture
The pattern of trabeculae and associated structures. SEE ALSO: Wolff law.
bone ash
SYN: tribasic calcium phosphate.
bone black
SYN: animal charcoal.
Bone cyst, aneurysmal
A benign lesion in a bone that contains connective tissue and blood inside a thin bony shell and that acts like a tumor and expands the bone. Aneurysmal bone cysts typically ...
Bone density
Bone density is the amount of bone tissue in a certain volume of bone. It can be measured using a special x-ray called a quantitative computed tomogram.
Bone morphogenetic protein (BMP)
A family of proteins that promote the formation of bone and help mend broken bones. Although it was known that scrapings from healthy bone stimulated the healing of fractures, the ...
Bone scan
A technique to create images of bones on a computer screen or on film. A small amount of radioactive material is injected and travels through the bloodstream. It collects in the ...
Bone, ankle
The ankle bone is termed the talus. It is the bone of the foot that joins the tibia and fibula to form the ankle joint. Plural tali.
Bone, blade
Familiar term for the scapula, also called the shoulder blade or wing bone, the flat triangular bone at the back of the shoulder.
Bone, breast
Familiar name for what is medically termed the sternum, the long flat bone in the middle of the front of the chest. The sternum articulates (comes together) with the cartilages ...
Bone, calf
Familiar name for the fibula, the lateral (outside) and smaller of the two long bones in the lower leg. The other bone in the lower leg is the tibia. The tibia bears weight; the ...
Bone, carpal
One of the wrist bones. There are eight carpal bones that are arranged in two rows. The carpal bones articulate (come together to form a joint) proximally (on their near ends) ...
Bone, coccygeal
The small tail-like bone at the bottom of the spine very near to the anus. The coccyx is made up of 3-5 rudimentary vertebrae. It is the lowest part of the spinal column. The ...
Bone, collar
A horizontal bone above the first rib that makes up the front part of the shoulder. The collarbone, also called the clavicle, links the sternum, or breastbone, with the ...
Bone, cranial
Part of the top portion of the skull which protects the brain. The bones of the cranium include the frontal, parietal, occipital, temporal, sphenoid, and ethmoid bones.
Bone, endochondral
Any bone that develops in and replaces cartilage. The cartilage is partially or entirely destroyed by the process of calcification. The cartilage is then resorbed (reabsorbed), ...
Bone, ethmoid
An irregularly shaped bone that provides the floor of the front part of the skull and the roof of the nose. The ethmoid bone consists of two masses of thin plates enclosing air ...
Bone, frontal
The large bone that makes up the forehead and supplies the upper edge and roof of the orbit (eye socket). The frontal bone articulates (comes together) with a number of other ...
Bone, giant cell tumor of
A tumor of bone characterized by massive destruction of the end (epiphysis) of a long bone. The site most commonly struck by this tumor is the knee — the far end of the femur ...
Bone, heel
A somewhat rectangular bone at the back of the foot. The words “calcaneus” and “calcium” are related. Medically termed the calcaneus.
Bone, occipital
The bone forming the back of the skull — the rear and the rear bottom of the skull. The occipital bone encloses a large oval hole, the foramen magnum, the opening through which ...
Bone, parietal
The main bone on the side of the skull. Although the parietal bone is curved, it is considered a flat bone (as opposed to a tubular bone). The parietal bone is shaped like an ...
Bone, sesamoid
A little bone embedded in a joint capsule or tendon. The kneecap (patella) is a sesamoid bone.
Bone, shin
The larger of the two bones in the lower leg (the smaller one being the fibula). The shin bone is anatomically known as the tibia. "Tibia" is a Latin word meaning both shin bone ...
Bone, sphenoid
A bone at the base of the skull that is of a most irregular shape. The sphenoid bone consists of a central portion, (the body of the sphenoid) and six processes: two greater ...
Bone, temporal
A large irregular bone situated at the base and side of the skull. The temporal bone consists of three parts (squamous, tympanic and petrous) which are distinct at birth but ...
Bone, thigh
The thigh bone in anatomy is called the "femur." Whichever term — thigh bone or femur — you care to use, it is the bone in the leg that extends from the hip to the knee. The ...
Bone, wing
Familiar term for the scapula, also called the shoulder blade or blade bone, the flat triangular bone at the back of the shoulder.
Bone, zygomatic
The bone that forms the prominence of the cheek. The zygomatic bone is also known as the zygoma, the zygomatic arch, malar bone, yoke bone. The word "zygomatic" comes from the ...
bone-salt
The main chemical compound in bone, deposited as minute amorphous crystals in a netlike matrix of collagenous fibers containing collagen; it closely resembles the naturally ...
bonelet
SYN: ossicle.
Bones of the arm, wrist and hand
There are 64 bones in the upper extremity. They consist of 10 shoulder and arm, 16 wrist and 38 hand bones. The 10 shoulder and arm bones are the clavicle, scapula, humerus, ...
Bones of the head
There are 29 bones in the human head. They consist of 8 cranial bones, 14 facial bones, the hyoid bone, and 6 auditory (ear) bones. The 8 cranial bones are the frontal, 2 ...
Bones of the skeleton
The human body has 206 bones. These consist of 80 axial (head and trunk) bones and 126 appendicular (upper and lower extremity) bones. Axial bones: The 80 axial bones comprise ...
Bones of the trunk
The bones of the human trunk, 51 bones in all, consisting of 26 vertebrae, 24 ribs and the sternum. The 26 vertebrae comprise the 7 cervical, 12 thoracic and 5 lumbar vertebrae, ...
Bones, axial
There are 80 axial bones, comprised of 29 bones in the head and 51 bones in the trunk.
Bonhoeffer
Karl, German psychiatrist, 1868–1948. See B. sign.
Bonnet
Amédée, French surgeon, 1802–1858. See B. capsule.
Bonnevie
Kristine, German physician, 1872–1950.
Bonnier
Pierre, French clinician, 1861–1918. See B. syndrome.
Bonwill
William G.A., U.S. dentist, 1833–1899. See B. triangle.
Bony syndactyly
A condition in which the bones of fingers or toes are joined together. Bony syndactyly is the opposite of cutaneous syndactyly, in which the bones are normal but skin between ...
Bony tarsus
The bony tarsus is made up of 7 bones that are situated between the bones of the lower leg and the metatarsus bones. The talus thus constitutes the proximal (near) part of the ...
Böök
Jan A., Swedish geneticist, *1915. See B. syndrome.
BOOP
Abbreviation for bronchiolitis obliterans with organizing pneumonia, an idiopathic form of bronchiolitis obliterans.
booster
See b. dose.
boot
A b.-shaped appliance. [M.E. bote, fr. O.Fr.] - Gibney b. adhesive tape treatment of a sprained ankle or similar condition, applied in a basket-weave fashion under the sole of ...
boracic acid
SYN: boric acid.
Borage
An herb, also known as the starflower, that has long been used for medicinal purposes. Borage contains a substance called gamma linolenic acid which, it is thought, may inhibit ...
borate
A salt of boric acid.
borated
Mixed or impregnated with borax or boric acid.
borax
SYN: sodium borate. [Pers. buraq]
Borborygmus
Bowel sounds, the gurgling, rumbling, or growling noise from the abdomen caused by the muscular contractions of peristalsis, the process that moves the contents of the stomach ...
Bordeau, Bordeu
Théophile de, French physician, 1722–1776.
border
The part of a surface that forms its outer boundary. SEE ALSO: edge, margin, b.. SYN: margo [TA]. - alveolar b. 1. the most occlusal edge of the alveolar bone; 2. SYN: ...
Borderline personality disorder
A serious mental illness characterized by pervasive instability in moods, interpersonal relationships, self-image, and behavior. This instability often disrupts family and work ...
Bordet
Jules, Belgian bacteriologist and Nobel laureate, 1870–1961. See Bordetella, B.- Gengou potato blood agar, B.- Gengou bacillus, B.- Gengou phenomenon, B. and Gengou ...
Bordetella
A genus of strictly aerobic bacteria (family Brucellaceae) containing minute, Gram-negative non–spore bearing, coccobacilli. Motile and nonmotile species occur; motile cells ...
boric acid
A very weak acid, used as an antiseptic dusting powder, in saturated solution as a collyrium, and with glycerin in aphthae and stomatitis. SYN: boracic acid.
borism
Symptoms caused by the ingestion of borax or any compound of boron.
Börjeson
Mats, Swedish physician, *1922. See B.-Forssman- Lehmann syndrome.
Born
Gustav Jacob, German embryologist, 1851–1900. See B. method of wax plate reconstruction.
bornane
The monoterpene parent of borneols, camphene, and similar essential oils (terpenes).
Bornholm disease
Bornholm disease is a temporary illness that is a result of virus infection. The disease features fever and intense abdominal and chest pains with headache. The chest pain is ...
boroglycerin
A soft mass obtained by heating glycerin and boric acid; an obsolete antiseptic, usually used mixed with equal parts of glycerin, constituting glycerite. SYN: boroglycerol, ...
boroglycerol
SYN: boroglycerin.
boron
A nonmetallic trivalent element, atomic no. 5, atomic wt. 10.811; occurs as a hard crystalline mass or as a brown powder, and forms borates and boric acid. A nutritional need ...
Borrel
Amédée, French bacteriologist, 1867–1936. See B. blue stain.
Borrelia
A genus of bacteria (family Treponemataceae) containing cells 8–16 μm in length, with coarse, shallow, irregular spirals and tapered, finely filamented ends. These organisms ...
borreliosis
Disease caused by bacteria of the genus Borrelia. - Lyme b. SYN: Lyme disease.
Borst
Maximilian, German pathologist, 1869–1946. See B.- Jadassohn type intraepidermal epithelioma.
Bosin disease
See under disease.
boss
1. A protuberance; a circumscribed rounded swelling. 2. The prominence of a kyphosis. [M.E. boce, fr. O.Fr.]
bosselated
Marked by numerous bosses or rounded protuberances. [Fr. bosseler, to emboss]
bosselation
1. A boss. 2. A condition in which one or more bosses, or rounded protuberances, are present.
Boston
Leonard N., U.S. physician, 1871–1931.
Botallo, Botallus
Leonardo, Italian physician in Paris, 1530–ca.1587. See B. duct, B. foramen, B. ligament.
botfly
Robust, hairy fly of the order Diptera, often strikingly marked in black and yellow or gray, whose larvae produce a variety of myiasis conditions in humans and various domestic ...
bothria
Plural of bothrium.
bothriocephaliasis
SYN: diphyllobothriasis.
Bothriocephalus
A genus of pseudophyllid tapeworms with both plerocercoid and adult stages in fishes; sometimes historically confused with Diphyllobothrium. [G. bothrion, dim. of bothros, pit ...
bothrium
One of the slitlike sucking grooves found on the scolex of pseudophyllidean tapeworms, such as the broad fish tapeworm of man, Diphyllobothrium latum. [G. bothros, pit or ...
Botox
A highly purified preparation of botulinum toxin A, a toxin produced by the bacterium Clostridium botulinum. Botox is for injection, in very small amounts, into specific muscles. ...
botryoid
Having numerous rounded protuberances resembling a bunch of grapes. SYN: staphyline, uviform. [G. botryoeides, like a bunch of grapes (botrys)]
Botryomyces
A generic name applied to a supposed fungus causing botryomycosis. Since this disease is now known to be caused by several kinds of bacteria, staphylococci most commonly, the ...
botryomycosis
A chronic granulomatous condition of horses, cattle, swine, and humans, usually involving the skin but occasionally also the viscera, and characterized by granules in the pus, ...
botryomycotic
Relating to or affected by botryomycosis.
bots
The larvae of several species of botflies. [Gael. boiteag, maggot] - ox b. cattle grub, the larvae of the warble flies, Hypoderma bovis and H. lineatum. - sheep b. Oestrus ovis ...
Böttcher
Arthur, Estonian anatomist, 1831–1889. See B. canal, B. cells, under cell, B. crystals, under crystal, B. ganglion, B. space, Charcot-B. crystalloids, under crystalloid.
bottle
A container for liquids. - Mariotte b. a stoppered b. with bottom outlet, used as a reservoir for constant infusions; air enters only by bubbling through a tube extending down ...
Bottlefeeding
The use of a substitute for breast milk for feeding infants. Pediatricians generally advise exclusively breastfeeding (that is, breastfeeding with no formula) for all full term, ...
botulin
SYN: botulinus toxin.
botulinogenic
SYN: botulogenic.
Botulism
An uncommon but potentially very serious illness, a type of food poisoning, that produces paralysis of muscles, via a nerve toxin called botulinum toxin ("botox") that is ...
botulismotoxin
SYN: botulinus toxin.
botulogenic
Botulism-producing. SYN: botulinogenic.
boubas
SYN: yaws. [native Brazilian]
Bouchard
Charles Jacques, French physician, 1837–1915. See B. disease.
bouche de tapir
SYN: tapir mouth. [Fr.]
Bouchut
Jean A.E., French physician, 1818–1891. See B. tube.
Bougie
A thin cylinder of rubber, plastic, metal or another material that a physician inserts into or though a body passageway, such as the esophagus, to diagnose or treat a condition. ...
Bougienage
A procedure involving the use of a bougie. A bougie is a thin cylinder of rubber, plastic, metal or another material that a physician inserts into or though a body passageway, ...
bouillon
A clear beef tea. [Fr. broth, fr. bouillir, to boil]
Bouin
Paul, French histologist, 1870–1962. See B. fixative.
boulimia
SYN: bulimia nervosa.
bound
1. Limited, circumscribed; enclosed. 2. Denoting a substance, such as iodine, phosphorus, calcium, morphine, or another drug, that is not in readily diffusible form but exists ...
bouquet
A cluster or bunch of structures, especially of blood vessel s, suggesting a b.. [Fr.] - Riolan b. the muscles and ligaments, “les fleurs rouges et les fleurs blanches” (the ...
Bourgery
Marc-Jean, French anatomist and surgeon, 1797–1849. See B. ligament.
Bourneville
Désiré-Magloire, French physician, 1840–1909. See B. disease, B.- Pringle disease.
Bourquin
Anne, U.S. chemist, *1897. See Sherman-B. unit of vitamin B2.
bouton
A button, pustule, or knob-like swelling. [Fr. button] - axonal terminal boutons SYN: axon terminals, under terminal. - b. de Baghdad the lesion occurring in cutaneous ...
bouton de Biskra
SYN: bouton de Baghdad.
Boutonneuse
Fičvre boutonneuse or African tick typhus, one of the tick-borne rickettsial diseases of the eastern hemisphere, similar to Rocky Mountain spotted fever, but less severe, with ...
boutonnière
A traumatically produced slit or buttonhole-like opening. [Fr. buttonhole]
Bovicola
A genus of biting lice that is considered by some to be a subgenus of Damalinia; includes the species B. bovis (Trichodectes scalaris), the common red or biting ox louse of ...

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