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MSK AM > Foot muscles > Flashcards

Foot muscles Flashcards

1
Q

Wha are the actions of the flexor digitorum brevis?

A

Flexion of lateral 4 toes

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2
Q

What is the innervation of the flexor digitorum brevis?

A

Medial plantar nerve

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3
Q

What are the attachments of the flexor digitorum brevis?

A

Calcaneus

Middle phalanges of lateral 4 toes

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4
Q

What are the actions of the abductor hallucis?

A

Abduct hallux

Extend hallux

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5
Q

What is the blood supply of the abducor hallucis?

A

Medial plantar artery

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6
Q

What is the innervation of the abductor hallucis?

A

Medial plantar nerve

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7
Q

What are the attachments of the abductor hallucis?

A

Calcaneal tuberosity, plantar aponeurosis, flexor retinaculum
1st phalanx of hallux

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8
Q

What are the actions of the adductor digiti minimi?

A

Adduction of small toe

Flexion of small toe

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9
Q

What is the blood supply of the adductor digiti minimi?

A

Lateral plantar

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10
Q

What is the innervation of the adductor digiti minimi

A

Lateral plantar nerve

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11
Q

What are the attachments of the adductor digiti minimi?

A

Plantar aponeurosis

5th toe phalanges

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12
Q

What is the action of the quadrates plantae?

A

Flexion of DIP joints

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13
Q

What is the innervation of the quadrates plantae?

A

Lateral plantar nerve

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14
Q

What are the attachments of the quadrates plantae?

A

Calcaneus, long plantar ligament

Tendons of flexor digitorum longus

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15
Q

What are the actions of the lumbricals?

A

Flexion of MTP

Extension of ITP

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16
Q

What is the blood supply of lumbricals?

A

Medial and lateral plantar arteries

17
Q

What is the innervation of the lumbricals?

A

Medial and lateral plantar nerves

18
Q

What are the attachments of the lumbricals?

A

Medial border of long flexor tendons

Phalanges and extensor tendons of lateral 4 toes

19
Q

What is the action of the flexor hallucis brevis?

A

Flex hallux

20
Q

What is the innervation of the flexor hallucis brevis?

A

Medial plantar nerve

21
Q

What is the action of the flexor digiti minimi brevis?

A

Flexion of 5th toe

22
Q

What is the innervation of the flexor digiti minimi brevis?

A

Lateral plantar nerve

23
Q

What are the attachment of the flexor digiti minimi brevis?

A

5th metatarsal

1st phalanx of 5th toe

24
Q

What are the actions of the adductor hallucis?

A

Adduction

Extension

25
Q

What is the blood supply of the adductor hallucis?

A

Lateral plantar

26
Q

What is the innervation of the adductor hallucis?

A

Lateral plantar

27
Q

What are the attachments of he adductor hallucis?

A

Oblique head- proximal ends of middle 3 metatarsals
Transverse head- MTP ligaments of lateral 3 toes
Base of 1st phalanx of hallux

28
Q

What is the action of the plantar interossei?

A

Adduction middle 3 toes

29
Q

What is the blood supply of the plantar interossei?

A

Plantar artery

30
Q

What is the innervation of the plantar interossei?

A

Lateral plantar nerve

31
Q

What are the attachments of the plantar interossei?

A

Metatarsals, long plantar ligament

Proximal phalanges of 2nd to 5th toes

32
Q

What is the action of the dorsal interossei?

A

Abduction of middle 3 toes

33
Q

What is the innervation of the dorsal interossei?

A

Lateral pantar nerve

34
Q

What are the attachments of the dorsal interossei?

A

Metatarsals

Proximal phalanges

MSK AM (37 decks)

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