LL1 Station 2 - Hip Joint

Question 1

Hip joint is what type of joint?

Answer 1

Synovial ball and socket

Question 2

What is the acetabular labrum? What is its function?

Answer 2

Fibrocartilaginous ring in the acetabulum. It deepens the cavity, increases surface area and increases strength of the hip joint

Question 3

What are the 3 main ligaments of the hip joint?

Answer 3

Iliofemoral Ischiofemoral Pubofemoral

Question 4

Answer 4

Question 5

What movements happen at the hip joint?

Answer 5

Flexion/Extension

Adduction/Abduction

Lateral/medial rotation

Question 6

Answer 6

Question 7

What two muscles share a common attatchment on the femur, and what is the name given to the two muscles at this point (when they converge what muscle do they become?)

Answer 7

Psoas major and Illiacus

become Iliopsoas

Question 8

Function of iliopsoas muscles?

Answer 8

Flexion of hip

Question 9

Function of pectineus ?

Answer 9

Flexion of hip

Abduction of hip

Question 10

What muscle is the cheif flexor of the thigh?

Answer 10

Iliopsoas (or psoas)

Question 11

List the EXTENSORS of the hip joint

Answer 11

Gluteus Maximus

Hamstrings (semitendinous, semimemebranous, bicep femoris)

Question 12

Answer 12

Question 13

List the ADDuctors of the hip joint. Wherre are these muscles?

Answer 13

In the medial compartment of the thigh

Adductor brevis

Adductor longus

Adductor magnus

Gracialis

Obturator externus

Question 14

List the ABductors of the hip joint.

Answer 14

gluteus medius

gluteus minimus

piriformis

tensor fascia latae

Question 15

The adductor/medial compartment of the thigh is supplied by…

Answer 15

Obturator nerve

Question 16

What muscles cause medial rotation of the hip joint?

Answer 16

Gluteus minimus

Gluteus medius

Tensor Fasciae Latae