Origin and insertions of leg muscles

Question 1

tibialis anterior origin

Answer 1

• lateral condyle
• proximal 2/3 of the lateral surface of tibia
• interosseous membrane

Question 2

Tibialis anterior insertion

Answer 2

• medial cuneiform
• the base of the first metatarsal

Question 3

extensor digitorum longus origin

Answer 3

• medial surface of fibula
• lateral condyle of tibia

Question 4

extensor digitorum longus insertion

Answer 4

by four tendons that attach to the proximal base middle and distal phalanges via the dorsal digital expansion

Question 5

extensor hallucis longus origin

Answer 5

• medial surface of the fibula
• adjacent interosseous membrane

Question 6

extensor hallucis longus insertion

Answer 6

distal phalanx of great toe

Question 7

peroneus tertius origin

Answer 7

• distal one third of the medial surface of the fibula
• adjacent interosseous membrane

Question 8

peroneus tertius insertion

Answer 8

base of 5th metatarsal

Question 9

peroneus longus origin

Answer 9

• lateral condyle of tibia
• head, proximal two thirds of the lateral surface of the fibula

Question 10

peroneus longus insertion

Answer 10

• lateral surface of the medial cuneiform
• lateral side of the base of the first metatarsal bone

Question 11

peroneus brevis origin

Answer 11

lateral surface of fibula

Question 12

peroneus brevis insertion

Answer 12

styloid process of the fifth metatarsal

Question 13

gastrocnemius origin

Answer 13

posterior aspect of the lateral and medial femoral condyle

Question 14

gastrocnemius insertion

Answer 14

calcaneal tuberosity via the Achilles tendon

Question 15

soleus origin

Answer 15

posterior surface of the fibula head and proximal 1/3 of its shaft and from a posterior side of the tibia

Question 16

soleus insertion

Answer 16

calcaneal tuberosity via the Achilles tendon

Question 17

plantaris origin

Answer 17

inferior part of lateral supracondylar line of the femur

Question 18

plantaris insertion

Answer 18

joins the medial aspect of the achilles tendon to insert on the calcaneal tuberosity

Question 19

popliteus origin

Answer 19

lateral condyle of femur

Question 20

popliteus insertion

Answer 20

posterior side of the tibia

Question 21

flexor digitorum longus origin

Answer 21

posterior surface of tibia

Question 22

flexor digitorum longus insertion

Answer 22

by four separate tendons to the base of the distal phalanx of the four lesser toes

Question 23

flexor hallucis longus origin

Answer 23

posterior surface of fibula

Question 24

flexor hallucis longus insertion

Answer 24

plantar surface of the base of the distal phalanx of the great toe

Question 25

tibialis posterior origin

Answer 25

• posterior surface of the tibia and fibula
• adjacent interosseous membrane

Question 26

tibialis posterior insertion

Answer 26

tuberosity of navicular and all tarsals except talus