Boney pelvis (daves's notes)

Question 1

What forms the pelvic cavity?

Answer 1

The hip bone, sacrum and coccyx articulate to enclose the pelvic cavity.

Question 2

What forms each iliac fossa?

Answer 2

The ala of each ilium.

Question 3

What forms the pelvic brim?

Answer 3

The pubic crest, pectineal line, arcuate ligament of ilium and promontory of the sacrum

Question 4

How is the pelvic brim related to the vagina?

Answer 4

The pelvic brim lies at 60’ width with the horizontal // to the vagina

Question 5

How does the female pelvic brim differ to the male pelvic brim?

Answer 5

The female pelvic brim (or pelvis?) is broader with a wide subpubic angle and less sacral indentation. The male pelvic brim (or pelvis??) is narrower with an acute suppubic angle and heart shaped sacral promontory projecting forward.

Question 6

What is on the same vertical plane as the sacral promontory?

Answer 6

The ASIS

Question 7

What is on the same horizontal plane as the sacral promontory?

Answer 7

The ischial spine, the tip of the coccyx and greater trochanter, and also the ovaries and seminal vesicles.

Question 8

What constitutes the anterior pelvic wall?

Answer 8

The anterior deficiency of bone is made up for by the anterior abdominal wall