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Actions, Innervation, and Blood Supply of Muscles > Action of Upper Limb Muscles > Flashcards

Action of Upper Limb Muscles Flashcards

1
Q

Coracobrachialis Muscle

A

adducts and flexes humerus at the shoulder

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2
Q

Biceps Brachii

A

Supinates and flexes forearm, flexes arm

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3
Q

Brachialis

A

Flexes forearm at the elbow

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4
Q

Triceps Brachii

A

Extends forearm and arm at elbow, long head stabilizes head of humerus and extends and adducts arm at shoulder

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5
Q

Aconeus

A

Extends forearm

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6
Q

Pronator Teres

A

pronates forearm

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7
Q

Flexor Carpi Radialis

A

Flexes and abducts hand at wrist (radial deviation)

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8
Q

Palmaris Longus

A

Flexes hand at wrist and tenses palmar aponeurosis

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9
Q

Flexor Carpi Ulnaris

A

Flexes and adducts hand at wrist

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10
Q

Flexor digitorum superficialis

A

Flexes middle phalanx at proximal interphalangeal(PIP) joint of digits 2-5

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11
Q

Flexor digitorum profundus

A

Flexes distal phalanx at distal interphalangeal (DIP) joints of digits 2-5

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12
Q

Flexor pollicis (thumb) longus

A

Flexes digit 1

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13
Q

Pronator quadratus

A

pronates forearm

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14
Q

Brachioradialis

A

flexes forearm

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15
Q

Extensor carpi radialis longus

A

extend and abduct hand at wrist

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16
Q

Extensor carpi radialis brevis

A

Extend and abduct hand at wrist

17
Q

Extensor digitorum

A

Extends digits 2-5 at metacarpophalangeal joint

18
Q

Extensor digit minimi

A

Extends digit 5 at metacarpophalangeal joint

19
Q

Extensor Carpi Ulnaris

A

Extends and adducts hand at wrist

20
Q

Supinator

A

supinates forearm

21
Q

Abductor pollicis longus

A

abducts thumb

22
Q

Extensor pollicis brevis

A

extends proximal phalanx of thumb at metacarpophalangeal joint

23
Q

Extensor pollicis longus

A

extends distal phalanx of thumb

24
Q

Extensor indicis

A

extends digit 2

25
Q

Abductor Pollicis Brevis

A

Abducts Thumb

26
Q

Flexor Pollicis Brevis

A

Flexes thumb

27
Q

Opponens Pollicis

A

Opposes thumb

28
Q

Lumbricals

A

Flex MCP joints, extend IP joints of digits 2-5

29
Q

Abductor Digiti Minimi

A

Abducts digit 5

30
Q

Flexor Digiti Minimi Brevis

A

Flexes Proximal Phalanx of Digit 5

31
Q

Opponens Digiti Minimi

A

Opposes 5th digit to thumb

32
Q

Adductor Pollicis Muscle

A

Adducts thumb

33
Q

Dorsal Interosseous Muscles (4)

A

Abducts digits 2-4

34
Q

Palmar Interossei Muscles (3)

A

Adducts digits 2,4,5

Actions, Innervation, and Blood Supply of Muscles (14 decks)

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