Topic 11 - The Pelvic Floor

Question 1

State the functions of the pelvic floor

Answer 1

• Acts as sphincters for the passageways through the pelvis, urethra, vagina and anus
• Assists in childbirth

Question 2

State the actions and attachments of Coccygeus

Answer 2

Proximal:

• Spine of Ischium

Distal:

• Lateral Coccyx
• Lower lateral sacrum

Actions: forming a relatively horizontal pelvic diaphragm, assisting levator ani to support the pelvic viscera.11 May 2020

Question 3

State the actions of the Puborectalis

Answer 3

• Originates lateral from the symphysis on both sides and encircles the rectum

Encloses anal sphincter

Question 4

State the actions of the Pubococcygeus

Answer 4

Proximal:

• Posterior surface of body of pubis
• Tendinous arch

Distal:

Question 5

Describe the endopelvic fascia and its functions

Answer 5

Provides a conduit for passage of nerves and blood vessels to the organs

Question 6

State the function of the Anal triangle and the urogenital sphincter

Answer 6

• Functions to provide added closer to vagina and anus
• Support and fix the perineal body
• Maintain erection of penis/ clitoris