A&P LEGS

Question 1

Illopsoas: psoas major & iliacus

Answer 1

Flex thigh and trunk at the hip joint

Question 2

Pectineus

Answer 2

Addicts, flexes, and medically rotates thigh

Question 3

Sartorius

Answer 3

Flexes, abducts, and laterally rotates thigh

Question 4

Adductor longus

Answer 4

adducts, flexes, and medically rotates thigh

Question 5

Gracilis

Answer 5

adducts thigh, flexes and medically rotates leg

Question 6

Quadriceps Femoris: rectus Femoris, vastus lateralis, vastus medialis

Answer 6

• Extends leg and flexes thigh
• extends leg and stabilizes knee
• extends leg and stabilizes patella

Question 7

Gluteus Maximus

Answer 7

Powerful thigh extensor

Question 8

Gluteus medius

Answer 8

Abducts and medially rotate thigh

Question 9

Bicep Femoris

Answer 9

Extends thigh, flexes leg

Question 10

Semitendinosus

Answer 10

Extends thigh, flexes leg

Question 11

Semimembranous

Answer 11

Extends thigh, flexes leg

Question 12

Gastrocnemius

Answer 12

Plantar flexes foot

Question 13

Soleus

Answer 13

Plantar flexion

Question 14

fibularis longus

Answer 14

Plantar flexes & everts foot

Question 15

fibularis brevis

Answer 15

Plantar flexes, everts foot

Question 16

Extensor digitorium longus

Answer 16

Prime mover for toe extension

Question 17

Tibias anterior

Answer 17

Prime mover for dorsiflexion

Question 18

Tibialis posterior

Answer 18

Prime mover for foot inversion

Question 19

Flexor hallicus longus

Answer 19

Flexes great toe; plantar flexes and invert foot