out of 5 possible based on
Pelvic floor- a fascial-muscular layer covering the exit from the small pelvis (see Fig.Taz female). Consists of three musculo-fascial layers.
Lower (outer) layer make up the trail muscles: sciatic-cavernous; cavernous-bulbous; outdoor pulp of the rectum; superficial transverse muscle of the perineum. Wednesdays, the muscle layer T. d. Consists of the so-called. urogenital diaphragm, which is in the form of a triangle located under the symphysis, in the pubic arch. It consists of two muscles: ext. urethral sphincter and deep transverse muscle of the perineum. The upper (inner) muscle layer T. d. pelvic diaphragm; This is a powerful paired muscle that lifts the anus, consists of three parts (pubic-coccygeal, iliac-coccygeal, sciatic-coccygeal), whose muscle bundles run in the form of a fan in three directions, starting from the different bones of the pelvis and attaching to the coccyx.
In violation of the integrity of these muscles or in the loss of their tone, as a rule, there is a prolapse and prolapse of the uterus, vagina.