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Set 2 Flashcards

1
Q

Triceps Brachii + Anconeus

Innervation

A

Radial n. (C7-8)

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2
Q

What are the PRIMARY ELBOW EXTENSORS?

A

Triceps Brachii + Anconeus

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3
Q

Triceps Brachii + Anconeus

Primary Open Action

A
  • Elbow extension

- PRIMARY ELBOW EXTENSOR

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4
Q

Triceps Brachii + Anconeus

Secondary Open Action

A
  • Shoulder extension (long head)
  • Shoulder adduction (long head)
  • Anconeus provides abduction force to elbow during forced pronation
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5
Q

Biceps Brachii

Innervation

A

Musculocutaneous n. (C5,6)

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6
Q

Biceps Brachii

Primary Open Action

A
  • Forearm (elbow) flexion

- PRIMARY FOREARM FLEXOR IN SUPINATED POSITION

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7
Q

Biceps Brachii

Secondary Open Action

A
  • Forearm supination during rapid or resisted flexion

- Assists in shoulder flexion, abduction, and IR

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8
Q

What is the PRIMARY FOREARM FLEXOR IN SUPINATED POSITION?

A

Biceps Brachii

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9
Q

Brachialis

Innervation

A

Musculocutaneous n. + br. from Radial n. (C5,6)

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10
Q

Brachialis

Primary Open Action

A
  • Forearm (elbow) flexion

- PRIMARY FOREARM FLEXOR IN PRONATED POSITION

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11
Q

What is the PRIMARY FOREARM FLEXOR IN PRONATION?

A

Brachialis

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12
Q

Brachioradialis

Innervation

A

Radial n. (C5,6)

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13
Q

Brachioradialis

Primary Open Action

A

Forearm (elbow) flexion

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14
Q

Brachioradialis

Secondary Open Action

A

Assists with pronation of forearm

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15
Q

Pronator Teres

Innervation

A

Median n. (C6,7)

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16
Q

Pronator Teres

Primary Open Action

A

Forearm pronation, especially in rapid or forceful pronation

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17
Q

Pronator Teres

Secondary Open Action

A

Assists in elbow flexion

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18
Q

Pronator Quadratus

Innervation

A

Median (AIN) (C8T1)

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19
Q

Pronator Quadratus

Primary Open Action

A
  • Forearm pronation

- PRIMARY FOREARM PRONATOR FOR NORMAL, UN-RESISTED PRONATION

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20
Q

What is the PRIMARY FOREARM PRONATOR for normal, un-resisted pronation?

A

Pronator Quadratus

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21
Q

Supinator

Innervation

A

Radial (Deep) (C5,6)

22
Q

Supinator

Primary Open Action

A
  • Forearm supination

- PRIMARY FOREARM SUPINATOR FOR NORMAL, UN-RESISTED SUPINATION

23
Q

What is the PRIMARY FOREARM SUPINATOR for normal, un-resisted supination?

24
Q

Flexor Carpi Radialis

Innervation

A

Median n. (C7,8)

25
Flexor Carpi Radialis | Primary Open Action
Flexion of the wrist, radial deviation of the hand
26
Flexor Carpi Radialis | Secondary Open Action
Assists elbow flexion (weak)
27
Flexor Carpi Ulnaris | Innervation
Ulnar n. (C8)
28
Flexor Carpi Ulnaris | Primary Open Action
Flexion of the wrist, ulnar deviation of the hand
29
Flexor Carpi Ulnaris | Secondary Open Action
Assists elbow flexion (weak)
30
Extensor Carpi Radialis Longus | Innervation
Radial (C6,7)
31
Extensor Carpi Radialis Longus | Primary Open Action
Extension of the wrist, radial deviation of the hand
32
Extensor Carpi Radialis Longus | Secondary Open Action
Provides wrist stability during hand flexion motions (grasping, pinching, etc.)
33
Extensor Carpi Radialis Brevis | Innervation
Radial (Deep) (C6,[7])
34
Extensor Carpi Radialis Brevis | Primary Open Action
- Extension of the wrist | - PRIMARY WRIST EXTENSOR
35
Extensor Carpi Radialis Brevis | Secondary Open Action
Provides wrist stability during hand flexion motions (grasping, pinching, etc.)
36
What is the PRIMARY WRIST EXTENSOR?
Extensor Carpi Radialis Brevis
37
Extensor Carpi Ulnaris | Innervation
Radial (PIN) (C7,8)
38
Extensor Carpi Ulnaris | Primary Open Action
Extension of the wrist, ulnar deviation of the hand
39
Palmaris Longus | Innervation
Median (C6,7)
40
Palmaris Longus | Primary Open Action
Tenses palmar fascia
41
Palmaris Longus | Secondary Open Action
Wrist flexion (weak)
42
Lumbricals (hand) | Innervation
Median n. (#1,2) Ulnar n. (#3,4) (C8T1)
43
Lumbricals (hand) | Primary Open Action
Flexion of MPs of fingers 2-5
44
Lumbricals (hand) | Secondary Open Action
Extension of IPs of fingers 2-5, especially when MPs flexed
45
Flexor Digitorum Superficialis | Innervation
Median n. (C7,8)
46
Flexor Digitorum Superficialis | Primary Open Action
Flexion of finger PIPs 2-5
47
Flexor Digitorum Superficialis | Secondary Open Action
- Flexion of finger MPs 2-5 | - Accessory to wrist flexion during forceful grasp
48
Flexor Digitorum Profundus | Innervation
Median (AIN) (#1,2) Ulnar n. (#3,4) (C8T1)
49
Flexor Digitorum Profundus | Primary Open Action
- Flexion of finger DIPs 2-5 | - PRIMARY FINGER FLEXOR
50
What is the PRIMARY FINGER FLEXOR?
Flexor Digitorum Profundus
51
Flexor Digitorum Profundus | Secondary Open Action
- Flexion of PIPs, MPs of fingers 2-5 | - Accessory to wrist flexion during forceful grasp

MMT (7 decks)

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