lesson 21

Question 1

what makes up the anterior compartment of the thigh? What movements do all of these create? and what nerve innervates all of them?

Answer 1

• Sartorius
• Quadriceps femoris
• pectineus
• iliopsoas

flexion at the hip joint and extension at the knee joint

innervation: femoral nerve

Question 2

what is the green portion of the thigh made of? and generally what does are the actions of that compartment?

Answer 2

it is the posterior compartment
it is made of the :
- biceps femoris
-semitendinosus
- semimembranosus

actions:
-extension at the hip joint
- flexion at the knee joint
innervation: sciatic nerve

Question 3

what is the orange compartment shown in the photo of the thigh? what actions does this compartment generally create? and what nerve innervates it?

Answer 3

• adductor brevis
• adductor longus
• adductor magnus
• gracilis
• obturator externus

actions:
adduction of the hip
innervated: obturator nerve

Question 4

Answer 4

Question 5

Answer 5

Question 6

this is the origin and the insertion of what muscle?

Answer 6

sartorius muscle

Question 7

Answer 7

also helps maintain posture

Question 8

Question 9

Answer 9

Question 10

Answer 10

Question 11

Answer 11

Question 12

Answer 12

Question 13

Answer 13

Question 14

Answer 14

Question 15

Answer 15

Question 16

Answer 16

Question 17

Answer 17

Question 18

Answer 18

Question 19

what makes up the posterior compartment of the thigh?

Answer 19

Answer 20

Question 21

Answer 21

Question 22

Answer 22

Question 23

Answer 23

Question 24

Answer 24