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Gross Anatomy Exam 4 > Muscles of the Sole of the Foot > Flashcards

Muscles of the Sole of the Foot Flashcards

0
Q

Insertion of Abductor Hallucis

A

Medial side of Base of Proximal Phalanx of 1st Digit

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1
Q

Origin of Abductor Hallucis

A

Medial Tubercle of Tuberosity of Calcaneus
Flexor Retinaculum
Plantaris Aponeurosis

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2
Q

Innervation of Abductor Hallucis

A

Medial Plantar Nerve S2 S3

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3
Q

Action of Abductor Hallucis

A

Abducts and Flexes 1st Digit

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4
Q

Origin of Flexor Digitorum Brevis

A

Medial Tubercle of Tuberosity of Calcaneus
Plantar Aponeurosis
Intermuscular Septa

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5
Q

Insertion of Flexor Digitorum Brevis

A

Both sides of Middle Phalanges of Lateral Four Digits

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6
Q

Innervation of Flexor Digitorum Brevis

A

Medial Plantar Nerve S2 S3

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7
Q

Action of Flexor Digitorum Brevis

A

Flexes Lateral Four Digits

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8
Q

Origin of Abductor Digiti Minimi

A

Medial and Lateral Tubercles of Tuberosity of Calcaneus
Plantar Aponeurosis
Intermuscular Septa

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9
Q

Insertion of Abductor Digiti Minimi

A

Lateral side of Base of Proximal Phalanx of 5th Digit

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10
Q

Innervation of Abductor Digiti Minimi

A

Lateral Plantar Nerve

S2 S3

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11
Q

Action of Abductor Digit Minimi

A

Abducts and Flexes 5th Digit

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12
Q

Origin of Quadratus Plantae

A

Medial surface and Lateral margin of Plantar surface of Calcaneus

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13
Q

Insertion of Quadratus Plantae

A

Posterolateral margin of Tendon of Flexor Digitorm Longus

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14
Q

Innervation of Quadratus Plantae

A

Lateral Plantar Nerve S2 S3

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15
Q

Action of Quadratus Plantae

A

Assists Flexor Digitorum Longus in Flexing Lateral Four Digits

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16
Q

Origin of Lumbricals

A

Tendons of Flexor Digitorum Longus

17
Q

Insertion of Lumbricals

A

Medial aspect of Expansion over Lateral Four Digits

18
Q

Innervation of Lumbricals

A

Medial 1- Medial Plantar Nerve S2 S3

Lateral 3- Lateral Plantar Nerve S2 S3

19
Q

Action of Lumbricals

A

Flex Proximal Phalanges

Extend Middle and Distal Phalanges of Lateral Four Digits

20
Q

Origin of Flexor Hallucis Brevis

A

Plantar surfaces of Cuboid and Lateral Cuneiform

21
Q

Insertion of Flexor Hallucis Brevis

A

Both sides of Base of Proximal Phalanx 1st Digit

22
Q

Innervation of Flexor Hallucis Brevis

A

Medial Plantar Nerve S2 S3

23
Q

Action of Flexor Hallucis Brevis

A

Flexes Proximal Phalanx of 1st Digit

24
Q

Origin of Adductor Hallucis

A

Oblique Head- Bases of Metatarsals 2-4

Transverse Head- Plantar Ligaments of 3rd-5th Metatarsophalangeal Joints

25
Q

Insertion of Adductor Hallucis

A

Tendons of both Heads attach to Lateral side of Base of Proximal Phalanx of 1st Digit

26
Q

Innervation of Adductor Hallucis

A

Deep Branch of Lateral Plantar Nerve S2 S3

27
Q

Action of Adductor Hallucis

A

Adducts 1st Digit

Assists in maintaining Transverse Arch of Foot

28
Q

Origin of Flexor Digiti Minimi Brevis

A

Base of 5th Metatarsal

29
Q

Insertion of Flexor Digiti Minimi Brevis

A

Base of Proximal Phalanx of 5th Digit

30
Q

Innervation of Flexor Digiti Minimi Brevis

A

Superficial Branch of Lateral Plantar Nerve S2 S3

31
Q

Action of Flexor Digit Minimi Brevis

A

Flexes Proximal Phalanx of 5th Digit, thereby assisting with its Flexion

32
Q

Origin of Plantar Interossei (Three Muscles)

A

Bases and Medial sides of Metatarsals 3-5

33
Q

Insertion of Plantar Interossei

A

Medial sides of Base of Proximal Phalanges of 3rd-5th Digits

34
Q

Innervation of Plantar Interossei

A

Lateral Plantar Nerve S2 S3

35
Q

Action of Plantar Interossei

A 
Adducts Digits (3-5)
Flex Metatarsophalangeal Joints
36
Q

Origin of Dorsal Interossei (Four Muscles)

A

Adjacent sides of Metatarsals 1-5

37
Q

Insertion of Dorsal Interossei

A

First- Medial side of Proximal Phalanx of 2nd Digit

Second to Fourth- Lateral sides of 2nd-4th Digits

38
Q

Innervation of Dorsal Interossei

A

?

39
Q

Action of Dorsal Interossei

A 
Abduct Digits (2-4)
Flex Metatarsophalangeal Joints

Gross Anatomy Exam 4 (11 decks)

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