MEDIAL LONGITUDINAL ARCH

Question 1

Origin 
Insertion
Innervation 
Action and
Blood supply of 
FLEXOR HALLUCIS LONGUS

Answer 1

O - posterior surfacer of fibula, interosseous membrane,
I - base of distal phalanx of big toe
N - tibial nerve
A - flexion of big toe
B - posterior tibial artery, fibular artery

Question 2

Origin 
Insertion
Innervation 
Action and
Blood supply of 
FLEXOR DIGITORUM LONGUS

Answer 2

O - posterior surface of tibia
I - base of distal phalanges 2-5,
N - tibial nerve
A - flexion of toes
B - posterior tibial artery

Question 3

Origin 
Insertion
Innervation 
Action and
Blood supply of 
ABDUCTOR HALLUCIS

Answer 3

O - medial process of calcaneal tuberosity, flexor retinaculum, plantar aponeurosis
I - base of proximal phalanx of big toe
N - medial plantar nerve
A - abduction of big toe
B - medial plantar and first plantar metatarsal arteries

Question 4

Origin 
Insertion
Innervation 
Action and
Blood supply of  FLEXOR DIGITORUM BREVIS

Answer 4

O - medial process of calcanea tuberosity, plantar aponeurosis
I - middle phalanges of digits 2-5
N - medial plantar nerve
A - flexion of toes 
B - medial and lateral plantar arteries

Question 5

Origin 
Insertion
Innervation 
Action and 
Blood Supply of TIBIALIS POSTERIOR

Answer 5

O - posterior surface of tibia and fibula, interosseous membrane,
I - tuberosity of navicular bone, all cuneiform bones, cuboid bones, base of metatarsal bones 2-4
N - tibial nerve
A - inversion and plantar flexion
B - posterior tibial artery

Question 6

Origin 
Insertion
Innervation 
Action and 
Blood Supply of FIBULARIS LONGUS

Answer 6

O - Lateral condyle oftibia, Head and proximal two-thirds of the lateral surface offibula
I - lateral base of first metatarsal, medial cuneiform
N - superficial fibular nerve
A - eversion and plantarflexion
B - fibular artery

Question 7

Origin 
Insertion
Innervation 
Action and 
Blood Supply of TIBIALIS ANTERIOR

Answer 7

O -  Lateral side of tibia, interosseous membrane
I - medial cuneiform bone metatarsal 1
N - deep fibular nerve 
A - dorsiflexion and inversion
B - anterior tibial artery

Question 8

origin of tibialis anterior

Answer 8

Lateral side of tibia, interosseous membrane

Question 9

origin of tibialis posterior

Answer 9

posterior surface of tibia and fibula, interosseous membrane

Question 10

origin of flexor digitorum longus

Answer 10

posterior surface of tibia