Intrinsic Hand Muscles Flashcards by Liz Fougere | Brainscape

Q

What is the Location of the Palmar Interossei

A

Between Metacarpals

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Q

What are the Origins of the Palmar Interossei

A

Side’s of Metacarpals (except 3rd Metacarpal)

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Q

What is the Insertion of the Palmar Interossei

A

Extensor Expansion of Digits 2-5

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Q

What is the Action of the Palmar Interossei

A

Adduct Digits

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Q

What is the Location of the Dorsal Interossei

A

Between Metacarpals

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Q

What are the Origins of the Dorsal Interossei

A

Sides of Metacarpals

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Q

What is the Insertion of the Dorsal Interossei

A

Extensor Expansion of Digits 2-5

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Q

What is the Action of the Dorsal Interossei

A

Abduct Digits

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Q

What is the Location of Adductor Pollicis

A

Central Fascial Compartment

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Q

What are the Origins of Adductor Pollicis

A

Bases of 2nd 3rd Metacarpal, Capitate

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Q

What is the Insertion of Adductor Pollicis

A

Adduction of Thumb

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Q

What is the Innervation of Adductor Pollicis

A

Ulnar Nerve

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Q

What are the Locations of the Lumbricals

A

Between Fingers, one for each digit

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Q

What is the Origin of the Lumbricals

A

Tendons of Flexor Digitorum Profundus

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Q

What is the Insertion of the Lumbricals

A

Extensor Expansion

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Q

What are the Actions of the Lumbricals

A

Flexion at the MCP Joints, Extension at the IP Joints