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Medical Dictionary - Dictionary of Medicine and Human Biology


Medical Dictionary


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cerebellum, pl .cerebella (ser-e-bel′um, -bel′a) [TA]
The large posterior brain mass lying dorsal to the pons and medulla and ventral to the tentorium cerebelli and posterior portion of the cerebrum; it consists of two lateral hemispheres united by a narrow middle portion, the vermis. [L. dim. of cerebrum, brain]

cerebr-
See cerebro-.

cerebral (ser′e-bral, se-re′bral)
Relating to the cerebrum.

cerebration (ser-e-bra′shun)
Activity of the mental processes; thinking. SEE ALSO: mentation, cognition.

cerebri-
See cerebro-.

cerebriform (se-re′bri-form)
Resembling the external fissures and convolutions of the brain. [cerebri- + L. forma, shape, appearance, nature]

cerebritis (ser-e-bri′tis)
Focal inflammatory infiltrates in the brain parenchyma. suppurative c. inflammation (phlegmon) of the brain with suppuration.

cerebro-, cerebr-, cerebri-
The cerebrum. SEE ALSO: encephalo-. [L. cerebrum, brain]

cerebrocuprein (ser′e-bro-koo′pre-in)
SYN: cytocuprein.

cerebroma
SYN: encephaloma.

cerebromalacia (ser′e-bro-ma-la′she-a)
SYN: encephalomalacia.

cerebromeningitis (ser′e-bro-men-in-ji′tis)
SYN: meningoencephalitis.

cerebron (ser′e-bron)
SYN: phrenosin.

cerebronic acid (ser-e-bron′ik)
A constituent of brain cerebrosides and other glycolipids. SYN: phrenosinic acid.

cerebropathia (ser′e-bro-path′e-a)
SYN: encephalopathy.

cerebropathy (ser-e-brop′a-the)
SYN: encephalopathy.

cerebrophysiology (ser′e-bro-fiz-e-ol′o-je)
The physiology of the cerebrum.

cerebrosclerosis (ser′e-bro-skler-o′sis)
Encephalosclerosis, hardening of the cerebral hemispheres. [cerebro- + G. sklerosis, hardening]

cerebroside (ser′e-bro-sid)
A class of glycosphingolipid; specifically, a monoglycosylceramide (ceramide monosaccharide), the sugar being attached to the &cbond;CHOH&cbond; moiety of the sphingoid. Cerebrosides are found in the myelin sheath of nerve tissue; e.g., kerasin, nervon, oxynervon, phrenosin, these names also being used for the fatty acid involved. C. is sometimes prefixed by gluco-, galacto-, etc., in place of the correct glucosylceramide, etc. The sulfate esters of cerebrosides are among the sulfatidates. c.-sulfatase, c. sulfatidase an enzyme that cleaves sulfate from a sulfated glycosphingolipid (such as a c. 3-sulfate).

cerebrosidosis (ser′e-bro-si-do′sis)
A lipidosis as in Gaucher disease.

cerebrospinal (ser′e-bro-spi-nal, se-re′bro-)
Relating to the brain and the spinal cord. SYN: encephalorrhachidian, encephalospinal.

cerebrosterol (ser′e-bro-ster′ol)
A hydroxylated cholesterol found in the brain and spinal cord.

cerebrotomy (ser-e-brot′o-me)
Incision of the brain. [cerebro- + G. tome, incision]

cerebrovascular (ser′e-bro-vas′ku-lar)
Relating to the blood supply to the brain, particularly with reference to pathologic changes.

cerebrum, pl .cerebracerebrums (ser′e-brum, se-re′brum; -bra; -brumz) [TA]
Originally referred to the largest portion of the brain, including practically all parts within the skull except the medulla, pons, and cerebellum; it now usually refers only to the parts derived from the telencephalon and includes mainly the cerebral hemispheres (cerebral cortex and basal ganglia). [L., brain]

cerecloth (ser′kloth)
Gauze or cheese cloth impregnated with wax containing an antiseptic; used in surgical dressings. [L. cera, wax]

Cerenkov
(Cherenkov) Pavel A., Russian physicist and Nobel laureate, *1904. See C. radiation.

ceresin (ser′e-sin)
A natural mixture of hydrocarbons of high molecular weight; a substitute for beeswax, also used in dentistry for impressions. SYN: cerin, cerosin, earth wax, mineral wax (2) , purified ozokerite.

cerin (se′rin)
SYN: ceresin.

Cerithidea (ser-i-thid′e-a)
A genus of marine and brackish water operculate (prosobranch) snails that serve as first intermediate hosts of a number of trematodes. C. cingulata serves as host for Heterophyes heterophyes in Japan and Southeast Asia; C. scalariformis for cercariae that induce swimmer's itch in the southeastern U.S. from Florida to Texas.

cerium (Ce) (ser′e-um)
A metallic element, atomic no. 58, atomic wt. 140.115. [fr. Ceres, the planetoid] c. oxalate a mixture of the oxalates of c., lanthanum, and other rare earths; has been used in the treatment of vomiting.

cero-
Wax. [L. cera, wax]

ceroid (se′royd)
A waxlike, golden or yellow-brown pigment first found in fibrotic livers of choline-deficient rats, and also known to be present in some of the cirrhotic livers (and certain other tissues) of human beings. C. is acid fast, insoluble in fat solvents, and probably a type of lipofuscin, although differing from true lipofuscins by failing to stain with Schmorl ferric-ferricyanide reduction stain; it also exhibits autofluorescence. Accumulates in Hermansky-Pudlak syndrome. [L. cera, wax, + G. eidos, appearance]

ceroplasty (se′ro-plas-te)
The manufacture of wax models of anatomic and pathologic specimens or of skin lesions. [G. keros, wax, + plasso, to mold]

cerosin (ser′o-sin)
SYN: ceresin.

cerotinic acid (ser-o-tin′ik)
A long-chain fatty acid found in natural waxes, wool fat, and certain lipids.

certifiable (ser-ti-fi′a-bl)
Denoting a person showing disordered behavior of sufficient gravity to justify involuntary mental hospitalization.

certification (ser′ti-fi-ka′shun)
1. Acknowledgment by a medical specialty board of successful completion of requirements for recognition as a specialist. 2. The court procedure by which a patient is committed to a mental institution. 3. Involuntary mental hospitalization.

certified nurse-midwife (C.N.M.)
A registered nurse with at least a master's degree in nursing and advanced education in the management of the entire maternity cycle. Achieved through an organized program of study and national testing by the American College of Nurse-Midwives.

certify (ser′ti-fi)
To commit a patient to a mental hospital in accordance with the laws of the state. [L. certus, certain, + facio, to make]

cerulean (se-roo′le-an)
SYN: blue. [L. caeruleus, blue, fr. caelum, sky]

cerulein (se-roo′le-in)
A decapeptide with hypotensive activity; stimulates smooth muscle and increases digestive secretions; it is similar in structure to cholecystokinin and the gastrins, but much more potent as a stimulant to gallbladder contraction; also stimulates release of insulin. It inhibits fatty acid biosynthesis. [fr. Cephalosporium caerulea, from which isolated]

ceruloplasmin (se-roo′lo-plaz-min)
A blue, copper-containing α-globulin of blood plasma, with a molecular weight of about 122,000 and 6 or 7 atoms of copper per molecule; involved in copper transport and regulation, and can reduce O2 directly without known intermediates; has ferroxidase and polyamine oxidase activities. C. is absent in congenital Wilson disease. [L. caeruleus, dark blue]

cerumen (se-roo′men)
The soft, brownish yellow, waxy secretion (a modified sebum) of the ceruminous glands of the external auditory meatus. SYN: ear wax, earwax. [L. cera, wax] c. inspissatum, inspissated c. dried earwax plugging the external auditory canal.

ceruminal (se-roo′mi-nal)
Relating to cerumen.

ceruminolytic (se-roo′mi-no-lit′ik)
One of several substances instilled into the external auditory canal to soften wax. [cerumen, + G. lysis, a loosening]

ceruminoma (se-roo-mi-no′ma)
A usually benign adenomatous tumor of ceruminous glands of the external auditory canal.

ceruminosis (se-roo-mi-no′sis)
Excessive formation of cerumen.

ceruminous (se-roo′mi-nus)
Relating to cerumen.

ceruse (se′roos)
SYN: lead carbonate. [L. cerussa]

cerveau isolé (ser-vo′ e-so-la′)
An animal with its mesencephalon transected; it breathes spontaneously but is unresponsive, with abnormal pupils (usually dilated) and a continuous sleep pattern in the electroencephalogram. Cf.:encéphale isolé. [Fr. detached brain]

cervical (ser′vi-kal)
Relating to a neck, or cervix, in any sense. SYN: cervicalis. [L. cervix (cervic-), neck]

cervicalis (ser-vi-ka′lis)
SYN: cervical. c. ascendens 1. SYN: iliocostalis cervicis (muscle). 2. SYN: ascending cervical artery.

cervicectomy (ser-vi-sek′to-me)
Excision of the cervix uteri. SYN: trachelectomy. [cervix + G. ektome, excision]

cervices (ser′vi-sez)
Plural of cervix.

cervicitis (ser-vi-si′tis)
Inflammation of the mucous membrane, frequently involving also the deeper structures, of the cervix uteri. SYN: trachelitis.

cervico-
A cervix, or neck, in any sense. [L. cervix, neck]

cervicobrachial (ser′vi-ko-bra′ke-al)
Relating to the neck and the arm.

cervicobuccal (ser′vi-ko-buk′al)
Relating to the buccal region of the neck of a premolar or molar tooth.

cervicodynia (ser′vi-ko-din′e-a)
Neck pain. [cervico- + G. odyne, pain]

cervicofacial (ser′vi-ko-fa′shal)
Relating to the neck and the face.

cervicography (ser-vi-kog′ra-fe)
Technique, equivalent to colposcopy, for photographing part or all of the uterine cervix. [cervix + G. grapho, to write]

cervicolabial (ser′vi-ko-la′be-al)
Relating to the labial region of the neck of an incisor or canine tooth.

cervicolingual (ser′vi-ko-ling′gwal)
Relating to the lingual region of the cervix of a tooth.

cervicolinguoaxial (ser′vi-ko-ling′gwo-ak′se-al)
Referring to the point angle formed by the junction of the cervical (gingival), lingual, and axial walls of a cavity.

cervico-occipital (ser′vi-ko-ok-sip′i-tal)
Relating to the neck and the occiput.

cervicoplasty (ser′vi-ko-plas-te)
Rearrangement of tissue of the cervix uteri or the neck.

cervicoscopy
SYN: visual inspection with acetic acid.

cervicothoracic (ser′vi-ko-thor-as′ik)
Relating to: 1. The neck and thorax; 2. The transition between the neck and thorax; 3. The fusion of these vertebrae.

cervicotomy (ser-vi-kot′o-me)
Incision into the cervix uteri. SYN: trachelotomy. [cervico- + G. tome, incision]

cervicovesical (ser′vi-ko-ves′i-kal)
Relating to the cervix of the uterus and the bladder.

cervilaxin
SYN: relaxin.




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