Muscles of the Foot Flashcards

1
Q

Extensor Digitorum Brevis

Proximal Attachment

Distal Attachment

Action

Innervation

Blood Supply

A
  • Proximal Attachement: Calcaneus
  • Distal Attachment: Tendons of extensor digitorum longus, base of proximal phalanges of digits 2,3,4
  • Action: Extension of medial 4 digits
  • Innervation: Deep fibular nerve
  • Blood Supply: Dorsalis pedis, lateral tarsal, arcuate, and fibular arteries
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2
Q

Extensor Hallucis Brevis

Proximal Attachment

Distal Attachment

Action

Innervation

Blood Supply

A
  • Proximal Attachment: Calcaneus
  • Distal Attachment: Base of proximal phalanx of great toe
  • Action: Extension of great toe
  • Innervation: Deep fibular nerve
  • Blood Supply: Dorsalis pedis, lateral tarsal arcuate, and fibular arteries
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3
Q

Abductor Hallucis

Proximal Attachment

Distal Attachment

Action

Innervation

Blood Supply

A
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4
Q

Flexor Digitorum Brevis

Proximal Attachment

Distal Attachment

Action

Innervation

Blood Supply

A
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5
Q

Abductor Digiti Minimi

Proximal Attachment

Distal Attachment

Action

Innervation

Blood Supply

A
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6
Q
A
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7
Q

Quadratus Plantae

Proximal Attachment

Distal Attachment

Action

Innervation

Blood Supply

A
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8
Q

Lumbricals

Proximal Attachment

Distal Attachment

Action

Innervation

Blood Supply

A
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9
Q

Flexor Hallucis Brevis

Proximal Attachment

Distal Attachment

Action

Innervation

Blood Supply

A
  • Proximal Attachment: Cuboid, lateral cuneiform
  • Distal Attachment:
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10
Q

Adductor Hallucis

Proximal Attachment

Distal Attachment

Action

Innervation

Blood Supply

A
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11
Q

Flexor Digiti Minimi Brevis

Proximal Attachment

Distal Attachment

Action

Innervation

Blood Supply

A
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12
Q

Plantar Interosseus Muscles

Proximal Attachment

Distal Attachment

Action

Innervation

Blood Supply

A
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13
Q

Dorsal Interosseus Muscles

Proximal Attachment

Distal Attachment

Action

Innervation

Blood Supply

A
  • Proximal Attachment: Adjacent sides of 1st through 5th metatarsals
  • Distal Attachment:
    • First: Medial side of proximal phalanx of digit 2
    • 2nd-4th: Lateral sides of digits 2-4
  • Action: Abducts 2nd-4th toes, flex MP joints, extend phalanges
  • Innervation: Lateral plantar nerve
  • Blood Supply: Dorsal and plantar metatarsal arteries
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