Pelvic floor

Question 1

Coccygeous origin and insertion?

Answer 1

O - Lower sacrum and coccyx

I - Ischial spine

Question 2

Levator ani origin and insertion?

Answer 2

O - Pubic bone and ischium

I - Perineal body

Question 3

Action of both pelvic floor muscles?

Answer 3

Support and elevate pelvic floor, resist increased intra-abdominal pressure