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LOWER LIMB (THiGH/LEG) > Muscles of the Foot > Flashcards

Muscles of the Foot Flashcards

1
Q

What are the muscles of the Dorsum of the foot?

A

Extensor digitorum brevis

Extensor hallucis brevis

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2
Q

What is the blood supply, innervation, and action of extensor digitorum brevis?

A

dorsal pedis artery
deep plantar artery
deep peroneal nerve

extends toes

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3
Q

Where does extensor digitorum brevis insert?

A

tendons of extensor digitorum longus

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4
Q

What is the blood supply, innervation, and action of extensor hallucis brevis?

A

dorsal pedis artery
deep plantar artery
deep peroneal nerve

extends big toe

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5
Q

Where does extensor hallucis brevis insert?

A

base of proximal phalanx of big toe

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6
Q

What are the muscles of the first layer of the sole of the foot?

A

abductor hallucis
flexor digitorum brevis
abductor digiti minimi

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7
Q

What is the blood supply, innervation, and action of abductor hallucis?

A

posterior tibial artery
fibular artery
medial plantar nerve

abducts big toe

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8
Q

Where does abductor hallucis insert?

A

base of proximal phalanx of big toe

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9
Q

What is the blood supply, innervation, and action of flexor digitorum brevis?

A

post tibial artery
fibular artery
medial plantar nerve

flexes middle phalanges of lateral four toes

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10
Q

Where does flexor digitorum brevis insert?

A

middle phalanges of lateral four toes

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11
Q

What is the blood supply, innervation, and action of abductor digiti minimi?

A

post tibial artery
fibular artery
lateral plantar nerve

abducts little toe

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12
Q

Where does abductor digiti minimi insert?

A

proximal phalanx of little toe

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13
Q

What are the muscles of the second layer of the sole of the foot?

A

quadratus plantae

lumbricals (4)

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14
Q

What is the blood supply, innervation, and action of quadratus plantae?

A

post tibial artery
fibular artery
lateral plantar nerve

aids in flexing toes

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15
Q

Where does quadratus plantae insert?

A

tendons of flexor digitorum longus

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16
Q

What is the blood supply, innervation, and action of lumbricals (4)?

A

post tibial artery
fibular artery
lateral plantar nerve

1st is by medial plantar nerve

lateral 3 by lateral plantar nerve

17
Q

Where do the lumbricals insert?

A

proximal phalanges, extensor expansion

18
Q

What are the muscles of the third layer of the sole of the foot?

A

flexor hallucis brevis
adductor hallucis (oblique & transverse)
flexor digiti minimi brevis

19
Q

What is the blood supply, innervation, and action of flexor hallucis brevis?

A

post tibial artery
fibular artery
medial plantar nerve

flexes big toe

20
Q

Where does flexor hallucis brevis insert?

A

proximal phalanx of big toe

21
Q

What is the blood supply, innervation, and action of adductor hallucis oblique/transverse heads?

A

post tibial artery
fibular artery
lateral plantar nerve

adducts big toe

22
Q

Where does adductor hallucis oblique/transverse insert?

A

proximal phalanx of big toe

23
Q

What is the origin of the adductor hallucis oblique head? transverse head?

A

bases of 2-4 metatarsals

capsule of lateral four metatarsophalangeal joints

24
Q

What is the blood supply, innervation, and action of flexor digiti minimi brevis?

A

post tibial artery
fibular artery
lateral plantar nerve

flexes little toe

25
Q

Where does flexor digiti minimi brevis insert?

A

proximal phalanx of little toe

26
Q

What are the muscles of the fourth layer of the sole of the foot?

A 
plantar interossei (3)
dorsal interossei (4)
27
Q

What is the blood supply, innervation, and action of plantar interossei (3)?

A

post tibial artery
fibular artery
lateral plantar nerve

adducts toes, flex proximal and extend distal phalanges

28
Q

Where do the plantar interossei insert?

A

medial sides of base of proximal phalanges 3-5

29
Q

What is the blood supply, innervation, and action of dorsal interossei (4)?

A

post tibial artery
fibular artery
lateral plantar

abduct toes, flex proximal and extend distal phalanges

30
Q

Where do the dorsal interossei insert?

A

proximal phalanges of second toe (medial and lateral sides) and third and fourth toes (lateral sides)

LOWER LIMB (THiGH/LEG) (19 decks)

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