Medical term:

puborectalis

pu·bo·rec·ta·lis mus·cle

(pyū'bō-rek-tā'lis mŭs'ĕl)

The medial part of the musculus levator ani (pubococcygeus muscle) that passes from the body of the pubis around the anus to form a muscular sling at the level of the anorectal junction; it contracts to increase the perineal flexure during a peristalsis to maintain fecal continence and relaxes to allow defecation.
Synonym(s): musculus puborectalis [TA] , puborectal muscle.

Medical Dictionary for the Health Professions and Nursing © Farlex 2012

puborectalis muscle

Pelvic muscle, part of levator ani. Origin: back surface of pubis. Insertion: joins other levator ani muscles forming a bowl shaped diaphragm, encircles anal canal, and attaches to sacrum and coccyx. Nerve: inferior rectal and sacral (S4). Action: supports pelvis, holds anal canal at right angle to rectum.

Braune,

Christian W., German anatomist, 1831-1892.

Braune canal - the birth canal formed by the uterine cavity, dilated cervix, vagina, and vulva.

Braune muscle - Synonym(s): puborectalis muscle

Braune valve - a fold of mucous membrane at the junction of the esophagus with the stomach.

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