Anterior and Lateral Leg

Question 1

Tibialis Anterior M. : Origin

Answer 1

Lateral tibial condyle and superolateral 1/2 of tibia

Question 2

Tibialis Anterior M. : Insertion

Answer 2

Medial surface of first (medial) cuneiform and first metatarsal base

Question 3

Tibialis Anterior M. : Functions

Answer 3

Dorsiflexion and inversion

Question 4

Extensor Digitorum Longus M. : Origin

Answer 4

• Lateral tibial condyle
• Anterior fibular surface
• Interosseous membrane

Question 5

Extensor Digitorum Longus M. : Insertion

Answer 5

• Each of the four tendons forms an extensor expansion over dorsum of lateral four proximal phalanges that divide into
• Two lateral slips (distal phalanx)
• One central slip (middle phalanx)

Question 6

Extensor Digitorum Longus M. : Functions

Answer 6

• Extends lateral four digits

- Dorsiflexion

Question 7

Fibularis Tertius M. : Origin

Answer 7

Anteroinferior fibular surface

Question 8

Fibularis Tertius M. : Insertion

Answer 8

Dorsum of fifth metatarsal base

Question 9

Fibularis Tertius M. : Functions

Answer 9

• Dorsiflexion

- Eversion

Question 10

Extensor Hallucis Longus M. : Origin

Answer 10

Anteromedial fibular surface and interosseous membrane. Medial to distal half of the proximal attachment of extensor digitorum longus

Question 11

Extensor Hallucis Longus M. : Insertion

Answer 11

Base of distal phalanx of hallux

Question 12

Extensor Hallucis Longus M. : Functions

Answer 12

• Extend hallux

- Dorsiflex ankle

Question 13

Fibularis Longus M. : Origin

Answer 13

Head and superolateral 2/3 of fibula

passes inferior just posterior to lateral malleolus

Question 14

Fibularis Longus M. : Insertion

Answer 14

Runs obliquely and distally across sole of foot to attach distally to first metatarsal and medial cuneiform bone

Question 15

Fibularis Longus M. : Functions

Answer 15

Eversion and plantar flexion

Question 16

Fibularis Brevis M. : Origin

Answer 16

Inferolateral 2/3 of tibia

descends posterior to lateral malleolus

Question 17

Fibularis Brevis M. : Insertion

Answer 17

Dorsal surface of tuberosity on lateral side of fifth metatarsal

Question 18

Fibularis Brevis M. : Functions

Answer 18

• Eversion

- Plantarflexion

Question 19

Tibialis Anterior M. : Innervation

Answer 19

Deep Fibular Nerve

Question 20

Tibialis Anterior M. : Blood Supply

Answer 20

Anterior Tibial Artery

Question 21

Extensor Digitorum Longus M. : Innervation

Answer 21

Deep Fibular Nerve

Question 22

Extensor Digitorum Longus M. : Blood Supply

Answer 22

Anterior Tibial Artery

Question 23

Fibularis Tertius M. :

Answer 23

Deep Fibular Nerve

Question 24

Fibularis Tertius M. : Blood Supply

Answer 24

Anterior Tibial Artery

Question 25

Extensor Hallucis Longus M. : Innervation

Answer 25

Deep Fibular Nerve

Question 26

Extensor Hallucis Longus M. : Blood Supply

Answer 26

Anterior Tibial Artery

Question 27

Fibularis Longus M. : Innervation

Answer 27

Superficial Fibular Nerve

Question 28

Fibularis Longus M. : Blood Supply

Answer 28

Fibular Artery

Question 29

Fibularis Brevis M. : Innervation

Answer 29

Superficial Fibular Nerve

Question 30

Fibularis Brevis M. : Blood Supply

Answer 30

Fibular Artery