Test 2 - Muscles of Leg

Question 1

Iliopsoas

Answer 1

From spine to femur
Flex trunk on thigh
Flex thigh
Side to side movement of spine

Question 2

Sartorius

Answer 2

Long strap from pelvis to knee
Flexes, abducts and rotates thigh
Flexes knee

Question 3

Adductors

Answer 3

From coccyx to femur
Adduct and medially rotate thigh
Flex thigh

Question 4

Gracilis

Answer 4

From pelvis to knee down medial side
Adducts thigh
Flexes and rotates whole leg

Question 5

Quadriceps femoris

Answer 5

Includes:
Rectus femoris
Vastus lateralis
Vastus medialis
Vastus intermedius
Tensor fascia latae

Question 6

Rectus femoris

Answer 6

Big flat feather-like muscle that runs from lateral side of hip to patella
Extends knee and flexes thigh at hip

Question 7

Vastus lateralis

Answer 7

Beneath rectus femoris
From head of femur to patella
Most lateral of vastus muscles
Extends and stabilizes knee

Question 8

Vastus medialis

Answer 8

Beneath rectus femoris
From head of femur to patella
Most medial of vastus muscles
Extends knee

Question 9

Vastus intermedius

Answer 9

Beneath rectus femoris
From head of femur to patella
Middle vastus muscle
Extends knee

Question 10

Tensor fascia latae

Answer 10

From pelvis to knee down lateral side
Flexes, abducts thigh
Steadies trunk

Question 11

Gluetus maximus

Answer 11

Butt muscle - wraps from center to outside of knee

Thigh extensor

Question 12

Gluteus medius

Answer 12

Butt muscle - straight down from pelvis to knee
Underneath maximus
Abducts and rotates thigh

Question 13

Gluteus minimus

Answer 13

Small deep butt muscle

Abducts and rotates thigh

Question 14

Hamstrings

Answer 14

Includes:
Biceps femoris
Semitendinosus
Semimembranosus

Question 15

Biceps femoris

Answer 15

Flat feather-like muscle of back of leg
More lateral than other hamstrings muscles
Extends thigh
Flexes knee

Question 16

Semitendinosus

Answer 16

Middle hamstring
Skinnier than others
Extends thigh
Flexes knee

Question 17

Semimembranosus

Answer 17

Medial hamstring muscle
Extends thigh
Flexes knee

Question 18

Fibularis longus

Answer 18

Lateral side of lower leg
From head of fibula to ankle
Plantar flexes and everts foot
Stabilizes foot against ground

Question 19

Fibularis brevis

Answer 19

Lateral side of lower leg
Below longus, near ankle
Plantar flexes and everts foot

Question 20

Tibialis anterior

Answer 20

Lateral side of front of lower leg

Dorsiflexion of foot

Question 21

Extensor digitorum longus

Answer 21

Lateral side of lower leg
Skinny muscle between fibularis longus and tibialis anterior
Toe extension

Question 22

Fibularis tertius

Answer 22

From ankle to top of foot
Lateral side of foot
Dorsiflexion of foot

Question 23

Extensor hallucis longus

Answer 23

From ankle to top of foot
Beneath fibularis tertius
Extends big toe

Question 24

Tibialis posterior

Answer 24

Back of lower leg

Foot inversion

Question 25

Flexor digitorum longus

Answer 25

Posterior, medial muscle of lower leg
From halfway down tibia to toes
Flexes toes
Plantar flexes foot