Hand Flashcards by Darcy Ojeda

Q

Abductor Pollicis Brevis

Origin

A

Flexor Retinaculum, tubercle of trapezium

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Q

Abductor Pollicis Brevis

Insertion

A

Base of proximal phalanx of 1st digit

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Q

Abductor Pollicis Brevis

Innervation

A

Thenar (Recurrent) branch of Median N. (C5-T1)

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Q

Abductor Pollicis Brevis

Action

A

Digits: abduction of 1st digit

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Q

Flexor Pollicis Brevis

Origin

A

Flexor Retinaculum, trapezium

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Q

Flexor Pollicis Brevis

Insertion

A

Base of proximal phalanx radial side of 1st digit

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Q

Flexor Pollicis Brevis

Innervation

A

Thenar (Recurrent) branch of Median N. (C5-T1)

Deep branch of Ulnar N. (C8-T1)

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Q

Flexor Pollicis Brevis

Action

A

Digits: Flexion of 1st digit

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Q

Opponents Pollicis

Origin

A

Flexor Retinaculum, trapezium, scaphoid

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Q

Opponens Pollicis

Insertion

A

Lateral side of 1st metacarpal

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Q

Opponens Pollicis

Innervation

A

Thenar (Recurrent) branch of Median N. (C5-T1)

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Q

Opponens Pollicis

Action

A

Digits: Opposes 1st digit to other digits

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Q

Adductor Pollicis

Origin

A

Oblique head: capitate, bases of 2-3 metacarpals

Transverse Head: palmar surface of 3rd metacarpal

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Q

Adductor Pollicis

Insertion

A

Base of proximal phalanx of 1st digit on ulnar side

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Q

Adductor Pollicis

Innervation

A

Deep branch of Ulnar N. (C8-T1)

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Q

Adductor Pollicis

Action

A

Digits: adduction of 1st digit

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Q

Abductor Digiti Minimi

Origin

A

Pisiform

Q

Abductor Digiti Minimi

Insertion

A

Base of proximal phalanx of 5th digit

Q

Abductor Digiti Minimi

Innervation

A

Deep branch of Ulnar N. (C8-T1)

Q

Abductor Digiti Minimi

Action

A

Digits: abduction of 5th digit

Q

Flexor Digiti Minimi Brevis

Origin

A

Hamulus of hamate, flexor Retinaculum

Q

Flexor Digiti Minimi Brevis

Insertion

A

Base of proximal phalanx of 5th digit

Q

Flexor Digiti Minimi Brevis

Innervation

A

Deep branch of ulnar N. (C8-T1)

Q

Flexor Digiti Minimi Brevis

Action

A

Digits: flexion of 5th digit

Opponens digit minimi Origin

Hamulus of hamate, flexor retinaculum

Opponens digit minimi Insertion

Ulnar side of 5th metacarpal

Opponens digit minimi Innervation

Deep branch of ulnar n. (C8-T1)

Opponens digit minimi Action

Digits: opposes 5th digit with thumb

Lumbricals Origin

Four tendons of flexor Digitorum Profundus

Lumbricals Insertion

Radial side of dorsal digital expansions 2nd-5th digits

Lumbricals Innervation

1-2 Median N.(C5-T1) | 3-4 Deep Branch of Ulnar N. (C8-T1)

Lumbricals Action

Digits: flex metacarpophalangeal joints, extend interphalangeal joints

Dorsal Interossei Origin

Sides of metacarpals

Dorsal Interossei Insertion

Bases of proximal phalanges

Dorsal Interossei Innervation

Deep branch of ulnar n. (C8-T1)

Dorsal Interossei Action

Digits: Abduction

Palmar Interossei Origin

Sides of metacarpals

Palmar Interossei Insertion

Dorsal digital expansions 2nd, 4th, 5th digits

Palmar Interossei Innervation

Deep Branch of Ulnar N. (C8-T1)

Palmar Interossei Action

Digits: adduction