Hand Flashcards by Jacob Loucks

Q

Palmaris Brevis Function

A

Aid in palmar gripping

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Q

Abductor Pollicis Brevis Origin

A

Flexor retinaculum
Scaphoid
Trapezium

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Q

Abductor Pollicis Brevis Insertion

A

Base of 1st phalanx

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Q

Abductor Pollicis Brevis Function

A

Abducts thumb and CMC Opposition of thumb

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Q

Abductor Pollicis Brevis Innervation

A

Median

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Q

Flexor Pollicis Brevis Origin

A

Flexor retinaculum
Scaphoid
Trapezium

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Q

Flexor Pollicis Brevis Insertion

A

Base of 1st phalanx

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Q

Flexor Pollicis Brevis Function

A

Flexes thumb, CMC/MCP

Opposition of Thumb

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Q

Flexor Pollicis Brevis Innervation

A

Median

Possibly ulnar

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Q

Opponens Pollicis Origin

A

Flexor retinaculum
Scaphoid
Trapezium

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Q

Opponens Pollicis Insertion

A

1st metacarpal

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Q

Opponens Pollicis Function

A

Opposition of thumb (flexion and medial rotation of 1st MCP/CMC joint)

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Q

Opponens Pollicis Innervation

A

Median

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Q

Abductor Digiti Minimi Origin

A

Pisiform

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Q

Abductor Digiti Minimi Insertion

A

Base of 5th proximal phalanx

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Q

Abductor Digiti Minimi Function

A

Abducts 5th digit

Flex 5th proximal phalanx

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Q

Abductor Digiti Minimi Innervation

A

Ulnar

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Q

Flexor Digit Minimi Brevis Origin

A

Hook of hamate

Flexor retinaculum

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Q

Flexor Digit Minimi Brevis Insertion

A

Base of 5th proximal phalanx

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Q

Flexor Digit Minimi Brevis Function

A

Flexes 5th MCP joint

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Q

Flexor Digit Minimi Brevis Innervation

A

Ulnar

Q

Opponens Digiti Minimi Origin

A

Hook of hamate

Flexor retinaculum

Q

Opponens Digiti Minimi Insertion

A

Medial border of 5th metacarpal

Q

Opponens Digiti Minimi Function

A

Flex and laterally rotate 5th MCP bone

Q

Opponens Digiti Minimi Innervation

A

Ulnar

Q

1st and 2nd Lumbrical Origin

A

FDP tendons

Q

1st and 2nd Lumbrical Insertion

A

Lateral side of extensor expansion

Q

1st and 2nd Lumbrical Function

A

Flexes MCP joint

Extends 2&3 IP joint

Q

1st and 2nd Lumbrical Innervation

A

Median

Q

3rd and 4th Lumbrical Origin

A

FDP tendons

Q

3rd and 4th Lumbrical Insertion

A

Lateral side of extensor expansion

Q

3rd and 4th Lumbrical Function

A

Flexes MCP joint

Extends 4&5 IP joint

Q

Adductor Pollicis Origin

A

Capitate

2 & 3 MC

Q

Adductor Pollicis Insertion

A

Medial side of base of 1st proximal phalanx

Q

Adductor Pollicis Function

A

Adducts thumb

Q

Adductor Pollicis Innervation

A

Ulnar

Q

Dorsal Interossei Origin

A

From MCs

Q

Dorsal Interossei Insertion

A

Extensor expansion

Base of proximal phalanx

Q

Dorsal Interossei Function

A

Abducts digits

Helps lumbrical function

Q

Dorsal Interossei Innervation

A

Ulnar

Q

Palmar Interossei Origin

A

From MCs

Q

Palmar Interossei Insertion

A

Extensor expansion

Base of proximal phalanx

Q

Palmar Interossei Function

A

Adducts digits

Helps lumbrical function

Q

Palmar Interossei Innervation

A

Ulnar

Q

Flexor Digitorum Superficialis Origin

A

Central compartment

Q

Flexor Digitorum Superficialis Insertion

A

Anterior aspect of base of middle phalanx

Q

Flexor Digitorum Superficialis Innervation

A

Median

Q

Flexor Digitorum Profundus Origin

A

Central compartment

Q

Flexor Digitorum Profundus Insertion

A

Base of distal phalanx

Q

Flexor Digitorum Profundus Innervation

A

Median - 2&3

Ulnar - 4&5

Q

Flexor Pollicis Longus Innervation

A

Median