Pelvis and Perineum

Question 0

Lateral pelvic wall

Answer 0

-formed by hip bones including the obturator foramen

Question 1

Anteroinferior pelvic wall

Answer 1

-formed by bodies and rami of the pubic bones and pubic symphysis.

Question 2

Posterior pelvic wall

Answer 2

• formed by the sacrum and coccyx and musculoligamentous posterior walls (SI joints and associated ligaments, and piriformis)
• sacral plexus is here

Question 3

Three parts of the Levator Ani

Answer 3

• Puborectalis=> fecal continance
• Pubococcygeus=> anococygeal body or ligament
• Iliococcygeus