Hip and Posterior thigh

Question 1

name the muscles in the posterior thigh

Answer 1

semitendinosus
semimembranosus
biceps femoris

Question 2

what is the nerve supply to the posterior thigh muscles?

Answer 2

sciatic nerve (tibial division)

(except short head of biceps femoris- common fibular division

Question 3

where does the sciatic nerve enter/exit pelvis?

Answer 3

greater sciatic foramen

Question 4

what is the course of the sciatic nerve?

Answer 4

enters pelvis inferior to piriformis and deep to gluteus maximus and descends in posterior thigh deep to biceps femoris

Question 5

what muscle in the posterior compartment is most medial?

Answer 5

semitendinosus

Question 6

what articulates with what at the hip joint?

Answer 6

head of femur articulates with acetabulum of hip bone

Question 7

what is the acetabular labrum?

Answer 7

a fibrocartilaginous rim attached to the margin of the acetabulum

Question 8

what is the intertrochanteric crest?

Answer 8

the distal attachment of the capsule

Question 9

what is the transverse acetabulum ligament?

Answer 9

a continuation of the acetabular ligament

Question 10

what are the 3 intrinsic ligaments of the hip joint ligament?

Answer 10

1. iliofemoral ligament
2. pubofemoral ligament
3. ischiofemoral ligament

Question 11

what is the strongest ligament in the body?

Answer 11

iliofemoral ligament

Question 12

describe the blood supply to the head of the femur?

Answer 12

profunda femoris artery gives rise to medial and lateral circumflex arteries which give rise to the retinacular arteries

Question 13

what does the acetabular branch of obturaror artery supply?

Answer 13

head of femur