Leg Muscles

Question 1

Rectus femorus

Answer 1

Flexes hip/thigh, extends knee (connected to patellar tendon, 1/4 quad)

Question 2

Gluteus Maximus

Answer 2

Extends hip (largest butt muscle)

Question 3

Gluteus medius

Answer 3

Abducts hip/ thigh (above gluteus Maximus)

Question 4

Gracillis

Answer 4

Adducts hip/ thigh (inner thigh)

Question 5

Vastus lateralis

Answer 5

Extends knee (lateral quad muscle, 1/4 quad)

Question 6

Vastus medialis

Answer 6

Extends knee (medial quad muscle, 1/4 quad)

Question 7

Vastus intermedius

Answer 7

Extends knee (deep to Rectus femorus quad muscle, 1/4 quad)

Question 8

Sartorius

Answer 8

External rotation of hip (crosses over quad muscles)

Question 9

Bicep femoris

Answer 9

Flexes knee, extends hip (lateral hamstring muscle, 1/3 hamstring)

Question 10

Semitendinosis

Answer 10

Flexes knee, extends hip (middle upper hamstring muscle, 1/3 hamstring)

Question 11

Semimembranosis

Answer 11

Flexes knee, extends hip (deep to semitendinosis hamstring muscle, 1/3 hamstring)

Question 12

Tibialis anterior

Answer 12

Dorsiflex ankle (lateral to shin)

Question 13

Gastrocnemius

Answer 13

Plantarflexes ankle (calf muscle)

Question 14

Calcaneal tendon

Answer 14

Plantarflexes ankle (connects to calf muscle)

Question 15

Soleus

Answer 15

Plantarflexes ankle (deep to calf muscle)

Question 16

Extensor digitorum longus

Answer 16

Extends toes (goes down shin and connects to all toes)

Question 17

Retinaculum

Answer 17

Tendon covering ankle

Question 18

Sciatic nerve

Answer 18

Largest nerve on the body

Question 19

Gluteus medius o + I

Answer 19

Origin: ilium
Insertion: greater trochanter of femur

Question 20

Rectus femoris o + I

Answer 20

Origin: ilium
Insertion: tibial tuberosity of tibia

Question 21

Gastrocnemius o+I

Answer 21

Origin: femoral condyles
Intersection: calcaneus