cremaster muscle


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Related to cremaster muscle: Dartos muscle, Cremaster reflex

cre·mas·ter mus·cle

[TA]
origin, continuation of fibers from inferiormost internal oblique muscle and slips arising from the inguinal ligament; insertion, becomes interspersed within cremasteric fascia of spermatic cord and intermediate covering of testis; in the female, the round ligament of the uterus; action, elevate testicle; nerve supply, genital branch of genitofemoral.
Synonym(s): musculus cremaster [TA], Riolan muscle (2)

cre·mas·ter mus·cle

(krē-mas'tĕr mŭs'ĕl) [TA]
Origin, from internal oblique muscle and inguinal ligament; insertion, cremasteric fascia (spermatic cord); action, raises testicle; nerve supply, genital branch of genitofemoral; in the male the muscle envelops the spermatic cord and testis; in the female, the round ligament of the uterus.
Synonym(s): musculus cremaster [TA] .
[G. kremastēr, a suspender, in pl. the muscles by which the testicles are retracted, fr. kremannymi, to hang]

Riolan,

Jean, French anatomist and botanist, 1577-1657.
Riolan anastomosis - the specific portion of the marginal artery of the colon connecting the middle and left colic arteries. Synonym(s): Riolan arc (3)
Riolan arc - (1) Synonym(s): intestinal arterial arcades - (2) Synonym(s): marginal artery of colon - (3) Synonym(s): Riolan anastomosis
Riolan arcades - Synonym(s): intestinal arterial arcades
Riolan bones - several small sutural bones sometimes present in the petrooccipital suture.
Riolan bouquet - the muscles and ligaments arising from the styloid process.
Riolan muscle - Synonym(s): cremaster muscle

cremaster muscle

a slip of muscle detached from the internal oblique muscle and passing through the inguinal canal; attached to the vaginal tunics of the spermatic cord the muscles are effective in drawing up the testicles when injury threatens. See Table 13.