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EMG Innervations > Upper Extremity > Flashcards

Upper Extremity Flashcards

1
Q

Trapezius

A

Root: C3, C4

Trunk:

Cord:

Peripheral: Spinal Accessory Nerve

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2
Q

Sternocleidomastoid

A

Root: C3, C4

Trunk:

Cord:

Peripheral: Spinal Accessory

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3
Q

Rhomboids

A

Root: C5, C6

Trunk:

Cord:

Peripheral: Dorsal Scapular

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4
Q

Supraspinatus

A

Root: C5, C6

Trunk: Upper

Cord:

Peripheral: Supra-scapular

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5
Q

Infraspinatus

A

Root: C5, C6

Trunk: Upper

Cord:

Peripheral: Supra-scapular (Below spinoglenoid notch)

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6
Q

Biceps Brachii

Brachiallis

A

Root: C5, C6

Trunk: Upper

Cord: Lateral

Peripheral: Musculocutaneous

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7
Q

Musculocutaneous Muscles

A

Biceps Brachii
Brachialis
Coracobrachialis

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8
Q

Deltoid

Teres Minor

A

Root: C5, C5

Trunk: Upper

Cord: Posterior

Peripheral: Axillary

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9
Q

Brachioradialis

A

Root: C5, C6

Trunk: Upper

Cord: Posterior

Peripheral: Radial

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10
Q

Serratus Anterior

A

Root: C5, C6, C7

Trunk:

Cord:

Peripheral: Long Thoracic

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11
Q

Pec Major

A

Root: C5, C6, C7, C8, T1

Trunk: Upper, Middle, Lower

Cord: Medial, Lateral

Peripheral: Medial Pectoral, Lateral Pectoral

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12
Q

Pronator Teres

Flexor Carpi Radialis

A

Root: C6, C7

Trunk: Upper, Middle

Cord: Lateral

Peripheral: Median

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13
Q

ECRL

A

Root: C6, C7
Trunk: Upper, Middle
Cord: Posterior
Peripheral: Radial

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14
Q

Triceps

Anconeus

A

Root: C6, C7, C8
Trunk: Upper, Middle, Lower
Cord: Posterior
Peripheral: Radial

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15
Q

Latissimus Dorsi

A

Root: C6, C7, C8
Trunk: Upper, Middle, Lower
Cord: Posterior
Peripheral: Thoracodorsal

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16
Q

Extensor Carpi Ulnaris (ECU)

Extensor Indicies Proprius (EIP)

Extensor Digitorum (ED)

A

Root: C7, C8
Trunk: Middle, Lower
Cord: Posterior
Peripheral: Radial → PIN

17
Q

Flexor Digitorum Superficialis

A

Root: C7, C8
Trunk: Middle, Lower
Cord: Lateral, Medial
Peripheral: Median

18
Q

Pronator Quadratus (PQ)

Flexor Pollicis Longus (FPL)

A

Root: C7, C8, T1
Trunk: Middle, Lower
Cord: Lateral, Medial
Peripheral: Median → AIN

19
Q

Flexor Digitorum Profundus (FDP)

A

Root: C7, C8, T1
Trunk: Middle, Lower
Cord: Medial
Peripheral: Median → AIN (2 and 3), Ulnar (4,5)

20
Q

APB

FPB

Lumbricals 1, 2

Opponens

A

Root: C8, T1
Trunk: Lower
Cord: Medial
Peripheral: Median

21
Q

FCU

ADM

Lumbricals 3, 4

Interossei

A

Root: C8, T1
Trunk: Lower
Cord: Medial
Peripheral: Ulnar

22
Q

Lateral Antebrachial Cutaneous

A

Root: C5, C6
Trunk: Upper
Cord: Lateral
Peripheral: Musculocutaneous

Skin over lateral forearm

23
Q

Medial Antebrachial Cutaneous

A

Root: C8, T1
Trunk:
Cord:
Peripheral:

EMG Innervations (2 decks)

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