Foot Myology Flashcards

1
Q

structures in first layer

A

abductor digiti minimi, flexor digitorum brevis, abductor hallucis

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2
Q

abductor digiti minimi action

A

abducts 5th digit, holds up lateral longitudinal arch

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3
Q

abductor digiti minimi nerve

A

lateral plantar nerve

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4
Q

flexor digitorum brevis action

A

flexes proximal IP joints

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5
Q

flexor digitorum brevis nerve

A

medial plantar nerve

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6
Q

abductor hallucis action

A

abducts the great toe, holds up medial longitudinal arch

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7
Q

abductor hallucis nerve

A

medial plantar nerve

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8
Q

structures in second layer

A

flexor hallucis longus tendon, flexor digitorum longus tendon, quadratus plantae, lumbricals

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9
Q

quadratus plantae action

A

stabilizes tendons which flex toes

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10
Q

quadratus plantae nerve

A

lateral plantar nerve

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11
Q

lumbricals action

A

stabilize tendons which flex toes, flexes MTP joints

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12
Q

lumbricals nerve

A

medial 1: medial plantar nerve
lateral 3: lateral plantar nerve

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13
Q

structures in third layer

A

flexor hallucis brevis, adductor hallucis, flexor digiti minimi brevis

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14
Q

flexor hallucis brevis action

A

flexes MTP joint of the great toe

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15
Q

flexor hallucis brevis nerve

A

medial plantar nerve

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16
Q

adductor hallucis action

A

adducts the great toe

17
Q

adductor hallucis nerve

A

lateral plantar nerve

18
Q

flexor digiti minimi brevis action

A

flexes proximal phalanx of 5th digit

19
Q

flexor digiti minimi brevis nerve

A

lateral plantar nerve

20
Q

structures in fourth layer

A

dorsal interossei, plantar interossei, extensor digitorum brevis

21
Q

dorsal interossei action

A

abducts digits 2-4

22
Q

dorsal interossei nerve

A

lateral plantar nerve

23
Q

plantar interossei action

A

adducts digits 3-5

24
Q

plantar interossei nerve

A

lateral plantar nerve

25
Q

extensor digitorum brevis action

A

toe extension

26
Q

extensor digitorum brevis nerve

A

deep peroneal

27
Q

muscle that encloses the sesamoid bones

A

flexor hallucis brevis