Muscles of the Lower Body II: AOI

Question 0

Sartorius

Origin

Answer 0

Anterior superior iliac spine (ASIS)

Question 1

Sartorius

Action

Answer 1

Flexes thigh and rotates thigh laterally; flexes leg and rotates leg medially

Question 2

Sartorius

Insertion

Answer 2

Tibial tuberosity, medial side

Question 3

Gracilis

Action

Answer 3

Adducts and flexes thigh; flexes leg

Question 4

Gracilis

Origin

Answer 4

Pubis

Question 5

Gracilis

Insertion

Answer 5

Medial tibia

Question 6

Adductor Magus

Action

Answer 6

Adducts thigh;

Adductor Part: Flexes thigh
Hamstring Part: Extends and laterally rotates thigh

Question 7

Adductor Magus

Origin

Answer 7

Pubis

Question 8

Adductor Magus

Insertion

Answer 8

Hamstring part: Linea aspera of femur

Adductor part: Adductor tubercle of femur

Question 9

Adductor Longus

Action

Answer 9

Adducts thigh; flexes thigh

Question 10

Adductor Longus

Origin

Answer 10

Pubis

Question 11

Adductor Longus

Insertion

Answer 11

Upper third of the linea aspera of femur

Question 12

Pectineus

Action

Answer 12

Adducts thigh; flexes thigh

Question 13

Pectineus

Origin

Answer 13

Pubis

Question 14

Pectineus

Insertion

Answer 14

Pectineal line of femur

Question 15

Tensor fasciae latae

Action

Answer 15

Abducts thigh; medially rotates thigh

Question 16

Tensor fasciae latae

Origin

Answer 16

Iliac crest and lateral surface of anterior superior iliac spine (ASIS)

Question 17

Tensor fasciae latae

Insertion

Answer 17

Iliotibial band (IT Band)

Question 18

Gastrocnemius

Action

Answer 18

Flexes leg; plantar flexes foot

Question 19

Gastrocnemius

Insertion

Answer 19

Calcaneus

Question 20

Soleus

Action

Answer 20

Plantar flexes foot

Question 21

Soleus

Insertion

Answer 21

Calcaneus

Question 22

Tibialis Anterior

Action

Answer 22

Dorsiflexes foot; inverts foot

Question 23

Tibialis Anterior

Origin

Answer 23

Tibia

Question 24

Tibialis Anterior

Insertion

Answer 24

Tarsal and Metatarsal I

Question 25

Extensor Digitorum Longus

Action

Answer 25

Extends toes 2-5; dorsiflexes foot

Question 26

Extensor Digitorum Longus

Origin

Answer 26

Lateral condyle of tibia; anterior surface of fibula; interosseous membrane

Question 27

Extensor Digitorum Longus

Insertion

Answer 27

Distal phalanges of toes 2-5

Question 28

Extensor Hallicus Longus

Action

Answer 28

Extends great toe; dorsiflexes foot

Question 29

Extensor Hallicus Longus

Origin

Answer 29

Anterior fibula

Question 30

Extensor Hallicus Longus

Insertion

Answer 30

Distal phalanx of great toe

Question 31

Fibularis Longus

Action

Answer 31

Everts foot; weak plantar flexor

Question 32

Fibularis Longus

Origin

Answer 32

Fibula

Question 33

Fibularis Longus

Insertion

Answer 33

Metatarsal I

Question 34

Fibularis Brevis

Action

Answer 34

Everts foot; weak plantar flexor

Question 35

Fibularis Brevis

Origin

Answer 35

Fibula

Question 36

Fibularis Brevis

Insertion

Answer 36

Metatarsal 5

Question 37

Tibialis posterior (model only)
Action

Answer 37

Plantar flexes foot; inverts foot

Question 38

Flexor Digitorum Longus

Action

Answer 38

Plantar flexes foot; flexes MP, PIP and DIP joints of toes 2-5

Question 39

Flexor Digitorum Longus

Origin

Answer 39

Posterior fibula

Question 40

Flexor Digitorum Longus

Insertion

Answer 40

Distal phalanges of toes 2-5

Question 41

Flexor Hallucis Longus

Action

Answer 41

Flexes first digit; Plantarflexes foot

Question 42

Flexor Hallucis Longus

Origin

Answer 42

Fibula

Question 43

Flexor Hallucis Longus

Insertion

Answer 43

Distal phalanx of hallux