corpus cavernosum

corpus /cor·pus/ (kor´pus) pl. cor´pora   [L.] body.

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corpus adipo´sum buc´cae  sucking pad.

corpus al´bicans  white fibrous tissue that replaces the regressing corpus luteum in the human ovary in the latter half of pregnancy, or soon after ovulation when pregnancy does not supervene.

corpus amygdaloi´deum  a small mass of subcortical gray matter within the tip of the temporal lobe, anterior to the inferior horn of the lateral ventricle of the brain; it is part of the limbic system.

cor´pora amyla´cea  small hyaline masses, of unknown pathologic significance and occurring more commonly with advancing age, derived from degenerate cells or thickened secretions and found in the prostate, neuroglia, and pulmonary alveoli.

cor´pora bige´mina  two bodies in the brain of the human fetus that later split to become the corpora quadrigemina.

corpus callo´sum  an arched mass of white matter in the depths of the longitudinal fissure, composed of transverse fibers connecting the cerebral hemispheres.

corpus caverno´sum  either of the columns of erectile tissue forming the body of the clitoris (c. cavernosum clitoridis) or penis (c. cavernosum penis) .

c. cilia´re  ciliary body; the thickened part of the vascular tunic of the eye connecting the choroid and iris.

corpus hemorrha´gicum  a blood clot formed in the cavity left by the mature ovarian follicle after its rupture during ovulation.

corpus lu´teum  a yellow glandular mass in the ovary, formed by an ovarian follicle that has matured and discharged its oocyte.

cor´pora quadrige´mina  four rounded eminences on the posterior surface of the mesencephalon.

corpus spongio´sum pe´nis  a column of erectile tissue forming the urethral surface of the penis, in which the urethra is found.

corpus stria´tum  a subcortical mass of gray and white substance in front of and lateral to the thalamus in each cerebral hemisphere.

corpus u´teri  body of uterus: that part of the uterus above the isthmus and below the orifices of the uterine tubes.

corpus vi´treum  the vitreous body of the eye.

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corpus cav·er·no·sum (kvr-nsm)

n.

1. Either of two parallel columns of erectile tissue forming the body of the clitoris in women and the dorsal part of the body of the penis in men.

2. The median column of erectile tissue located between and ventral to these two columns of tissue in the penis, expanding posteriorly into the bulb of the penis and terminating anteriorly as the enlarged glans penis.

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Corpus cavernosum (plural, corpora cavernosa)

One of two rods of spongy tissue in the penis that become engorged with blood in order to produce an erection.

Mentioned in: Impotence

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corpus cavernosum

Etymology: L, body + caverna hollow place

a type of spongy erectile tissue within the penis or clitoris. The tissue becomes engorged with blood during sexual excitement.

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corpus [kor´pus] (pl. cor´pora) (L.)

body.

corpus al´bicans white fibrous tissue that replaces the regressing corpus luteum in the human ovary in the latter half of pregnancy, or soon after ovulation when pregnancy does not supervene.

corpus amygdaloi´deum amygdaloid body.

cor´pora amyla´cea small hyaline masses of degenerate cells found in the prostate, neuroglia, and other sites.

corpus callo´sum an arched mass of white matter in the depths of the longitudinal fissure, made up of transverse fibers connecting the cerebral hemispheres.

corpus caverno´sum either of the two columns of erectile tissue forming the body of the penis or clitoris.

corpus fimbria´tum a band of white matter bordering the lateral edge of the lower cornu of the lateral ventricle of the brain.

corpus genicula´tum see geniculate bodies, lateral, and geniculate bodies, medial.

corpus hemorrha´gicum

1. an ovarian follicle containing blood.

2. a corpus luteum containing a blood clot.

3. a blood clot formed in the cavity left by rupture of a graafian follicle.

corpus lu´teum a yellow glandular mass in the ovary formed by an ovarian follicle that has matured and discharged its ovum; see also ovulation.

corpus mammilla´re mamillary body.

cor´pora quadrige´mina four rounded eminences on the posterior surface of the mesencephalon.

corpus spongio´sum pe´nis a column of erectile tissue forming the urethral surface of the penis, in which the urethra is found.

corpus ster´ni body of sternum.

corpus stria´tum a subcortical mass of gray matter and white matter in front of and lateral to the thalamus in each cerebral hemisphere.

corpus u´teri that part of the uterus above the isthmus and below the orifices of the fallopian tubes.