Posterior Thigh Muscles

Question 1

biceps femoris long head origin

Answer 1

ischial tuberosity

Question 2

biceps femoris long head insertion

Answer 2

fibular head

Question 3

biceps femoris long head action

Answer 3

hip extension,
knee flexion,
hip ER of flexed knee,
posterior pelvic tilt

Question 4

biceps femoris long head innervation

Answer 4

tibial nerve from sciatic nerve

Question 5

biceps femoris short head origin

Answer 5

linea aspera

Question 6

biceps femoris short head insertion

Answer 6

fibular head

Question 7

biceps femoris short head action

Answer 7

knee flexion,

ER of flexed knee

Question 8

biceps femoris short head innervation

Answer 8

common fibular nerve from sciatic nerve

Question 9

semimembranosus origin

Answer 9

ischial tuberosity

Question 10

semimembranosus insertion

Answer 10

posterior surface of medial tibial condyle

Question 11

semimembranosus action

Answer 11

knee flexion,
hip extension,
hip IR of flexed knee,
posterior pelvic tilt

Question 12

semimembranosus innervation

Answer 12

tibial nerve from sciatic nerve

Question 13

semitendinosus origin

Answer 13

ischial tuberosity

Question 14

semitendinosus insertion

Answer 14

pes anserine:

medial surface of proximal tibia

Question 15

semitendinosus action

Answer 15

knee flexion,
hip extension,
hip and knee IR,
posterior pelvic tilt

Question 16

semitendinosus innervation

Answer 16

tibial nerve from sciatic nerve