hip

Question 1

What muscles are hip flexors

Answer 1

Primary:
•Iliopsoas
•Rectus Femoris
•Tensor Fascia Lata
•Sartorius

Secondary 
•Pectineus
•Adductor Brevis
•Adductor Longus
•Adductor Magnus (oblique fibers)
•Gracilis

Question 2

What muscles are hip extensors

Answer 2

.

Question 3

What muscles are hip Abductors

Answer 3

.

Question 4

What muscles are hip internal rotators

Answer 4

;

Question 5

What muscles are hip external rotators

Answer 5

.

Question 6

What is significant about the illiopsoas?

Answer 6

-it is the only hip flexor that flexes the hip past 90*
-most important hip flexor
-Proximal actions:
•Anterior pelvic tilt
•Lumbar flexion
•In standing: creates extension / lumbar lordosis as head is kept over COG
•Weak external rotation

Question 7

what innervates the illiopsoas ?

Answer 7

Femoral n. (L2-L3)

Question 8

what is significant of the rectus femoris?

Answer 8

cross 2 joints- flexes hip and extends knee

• increased liklyhood of active insufficiency
• Strongest action as a hip flexor when knee is flexed

Question 9

what innervates the rectus femoris ?

Answer 9

Femoral n. (L2-L4)

Question 10

what is the thomas test?

Answer 10

rectus femoris length test
if thigh is lifted off table with extended knee, tight at both joints
- different variations of tight joints