MSAK lec - midterm 2

Question 1

which 3 bones make up the innominate bone

Answer 1

ischium, ilium, pubis

Question 2

which 2 strong ligaments connect the sacrum to the ischium

Answer 2

sacrospinous ligament, sacrotuberous ligament

Question 3

which ligaments form the greater and lesser sciatic foramen

Answer 3

sacrotuberous ligament forms the vertical border and sacrospinous forms the horizontal divider.

Question 4

what runs through greater sciatic foramen

Answer 4

piriformis muscle, sciatic nerve, superior & inferior gluteal nerves, postcutaneous nerve

Question 5

what runs through lesser sciatic foramen

Answer 5

obturator internus nerve and tendon. pudendal nerve, artery, and vein.