Foot

Question 1

Extensor Digitorum Brevis origin, insertion & actions

Answer 1

It’s origin is the dorsal surface of calcaneus

It’s insertion is the 2nd-4th toes via the Extensor Digitorum Longus tendon

It’s action is to extend the 2nd-4th toes

Question 2

Origin, insertion & actions for Abductor Hallucis

Answer 2

It’s origin is the medial process of the calcaneus & plantar aponeurosis

It’s insertion is the proximal phalanx of the 1st toe & the medial sesamoid bone

It’s action is to abduct the 1st toe

Question 3

Abductor Digiti Minimi origin, insertion & action

Answer 3

It’s origin is the lateral process of the calcaneus & plantar aponeurosis

It’s insertion is the proximal phalanx of the 5th toe

It’s action is to flex the 5th toe

Question 4

Origin, insertion & action for Extensor Hallucis Brevis

Answer 4

It’s origin is the dorsal surface of calcaneus

It’s insertion is the proximal phalanx of the 1st toe

It’s action is to extend the 1st toe

Question 5

Flexor Hallucis Brevis origin, insertion & action

Answer 5

It’s origin is the plantar surfaces of cuboid & lateral cuneiform

It’s insertion is the medial & lateral surfaces of base of proximal phalanx of 1st toe

It’s action is to flex the 1st toe

Question 6

Origin, insertion & action for Adductor Hallucis

Answer 6

The oblique head origin is the bases of 2nd-4th metatarsals & the transverse head is the plantar ligament of the 3rd-5th metatarsophalangeal joints

It’s insertion is the lateral surface of base of proximal phalanx of 1st toe

It’s action is to Adduct the 1st toe

Question 7

Quadratus Plantae origin, insertion & action

Answer 7

It’s origin is the medial & lateral sides of plantar surface of calcaneus

It’s insertion is the posterior lateral aspect of Flexor Digitorum Longus tendon

It’s action is to assist in flexing 2nd-5th toes