Lower Extremity Bones: Hip and Thigh

Question 1

Anterior Superior Iliac Spine (ASIS)

Answer 1

Origin of sartorius muscle

Question 2

Anterior Inferior Iliac Spine (AIIS)

Answer 2

Origin of rectus femoris muscle

Question 3

Posterior Superior Iliac Spine (PSIS)

Answer 3

Superior border of sacroiliac joint

Question 4

Posterior Inferior Iliac Spine (PIIS)

Answer 4

Inferior border of sacroiliac joint

Question 5

Iliac Crest

Answer 5

Insertion of numerous abdominal muscles

Question 6

Greater Sciatic Notch

Answer 6

Notch where sciatic nerve leaves pelvis into leg

Question 7

Ischial Tuberosity

Answer 7

Origin of hamstring muscles

Question 8

Ischial Spine

Answer 8

Separates greater sciatic notch from lesser sciatic notch

Question 9

Lesser Sciatic Notch

Answer 9

Passage for nerves to genitalia and pelvic floor

Question 10

Acetabulum

Answer 10

Socket for articulation with head of femur

Question 11

Superior Pubic Ramus

Answer 11

Origin of pectineus muscle

Question 12

Inferior Pubic Ramus

Answer 12

Origin of adductor magnus and gracilis muscles

Question 13

Obturator Foramen

Answer 13

Origin for obturator internus/externus muscles

Question 14

Pubic Tubercle

Answer 14

Insertion of inguinal ligament

Question 15

Pubic Symphysial Surface

Answer 15

Joint surface where two pubic bones meet at pubic symphasis