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Flashcards in Foot Muscles Deck (24):
1

Abductor Hallucis origin and insertion

Origin- Medial process of calcaneus and plantar aponeurosis

Insertion- Proximal phalanx of 1st toe and medial sesamoid bone

2

Abductor Hallucis Action

Abduct the 1st toe; Assist to flex the 1st toe

3

Flexor Digitorum Brevis origin and insertion

Origin- Medial process of calcaneus and plantar aponeurosis

Insertion- Middle phalanges of 2nd-5th toes

4

Flexor Digitorum Brevis Action

Flex middle phalanges of second through 5th toe

5

Abductor Digiti Minimi origin and insertion

Origin- Lateral process of calcaneus and plantar aponeurosis

Insertion- Proximal phalanx of 5th toe

6

Abductor Digiti Minimi Action

Flex the fifth toe; Assist to abduct the fifth toe

7

Quadratus Plantae origin and insertion

Origin- Medial and lateral sides of plantar surface of calcaneus

Insertion- Posterior, lateral aspect of flexor digitorum Longus tendon

8

Quadratus Plantae Action

Assist flexor Digitorum Longus to flex the second through fifth toes

9

Lumbricals origin and insertion

Origin- Tendons of flexor Digitorum Longus

Insertion- Bases of proximal phalanges of 2nd-5th toes and extensor Digitorum Longus tendons

10

Lumbricals Action

Flex the proximal phalanges of the 2nd-5th toes at MTP joints; extend the middle and distal phalanges of 2nd-5th toes at IP joints

11

Flexor Hallucis Brevis origin and insertion

Origin- Plantar surfaces of cuboid and lateral cuneiform

Insertion- Medial and lateral surfaces of base of proximal phalanx of 1st toe

12

Flexor Hallucis Brevis action

Flex the first toe

13

Adductor Hallucis origin and insertion

Origin- OBLIQUE head: Bases of 2nd-4th metatarsals
TRANSVERSE head: Plantar ligament of 3rd-5th MTP joints

Insertion- Lateral surface of base of proximal phalanx of 1st toe

14

Adductor Hallucis Action

Adduct the first toe; Assist to maintain transverse arch of foot; Assist to flex the first toe

15

Flexor Digiti Minimi Brevis origin and insertion

Origin- Base of 5th metatarsal

Insertion- Base of proximal phalanx of 5th toe

16

Flexor Digiti Minimi Action

Flex the 5th toe

17

Plantar Interossei origin and insertion

Origin- Medial surfaces of 3rd-5th metatarsals

Insertion- Medial surfaces of proximal phalanges of 3rd-5th toes

18

Plantar Interossei Action

Abduct and flex 3rd-5th toes

19

Dorsal Interossei origin and insertion

Origin- Adjacent surfaces of all metatarsals

Insertion- FIRST: Medial surface of proximal phalanx of 2nd toe

SECOND-FOURTH: Lateral surfaces of proximal phalanges of 2nd-4th toes

20

Dorsal Interossei Action

Abduct and flex the 2nd-4th toes

21

Extensor Hallucis Brevis origin and insertion

Origin- Dorsal surface of calcaneus

Insertion- Proximal phalanx of 1st toe

22

Extensor Hallucis Brevis Action

Extend the first toe

23

Extensor Digitorum Brevis origin and insertion

Origin- Dorsal surface of calcaneus

Insertion- 2nd-4th toes via extensor Digitorum Longus tendons

24

Extensor Digitorum Brevis Action

Extend the 2nd-4th toes