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Gross Anatomy - Upper Extremity > Nerve Distribution in the Upper Extremity - Motor > Flashcards

Nerve Distribution in the Upper Extremity - Motor Flashcards

1
Q

CNXI (Spinal accessory nerve)

A

Trapezius

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2
Q

Thoracodorsal Nerve

A

Input: C6, C7, C8
Distribution: Latissimus Dorsi

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3
Q

Dorsal Scapular Nerve

A

Input: C4, C5
Distribution: Levator Scapulae, Rhomboid Major, Rhomboid Minor

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4
Q

Lateral Pectoral Nerve

A

Input: C5, C6, C7
Distribution: Pectoralis Major

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5
Q

Medial Pectoral Nerve

A

Input: C8, T1
Distribution: Pectoralis Minor, Pectoralis Major

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6
Q

Nerve to Subclavius

A

Input: C4, C5, C6
Distribution: Subclavius

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7
Q

Long Thoracic Nerve

A

Input: C5, C6, C7
Distribution: Serratus Anterior

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8
Q

Axillary Nerve

A

Input: C5, C6
Distribution: Deltoid, Teres Minor

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9
Q

Suprascapular Nerve

A

Input: C4, C5, C6
Distribution: Supraspinatus, Infraspinatus

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10
Q

Lower Subscapular Nerve

A

Input: C5, C6
Distribution: Supscapularis, Teres Major

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11
Q

Upper Subscapular Nerve

A

Input: C5, C6
Distribution: Subscapularis

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12
Q

Musculocutaneous Nerve

A

Input: C5, C6, C7
Distribution: Biceps Brachii, Coracobrachials, Brachialis

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13
Q

Radial Nerve - In the Arm

A

Input: C5, C6, C7, C8, T1
Distribution: Brachials, Triceps Brachii, Anconeus

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14
Q

Median Nerve

A

Input: C6, C7, C8, T1
Distribution: Pronator Teres, Flexor Carpi Radialis, Palmaris Longus, Flexor Digitorum Superficialis

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15
Q

Anterior Interosseous Nerve

A

Input: Branch of Median N.
Distribution: Flexor Digitorum Profundus (digits 2 and 3), Flexor Pollicis Longus, Pronator Quadratus

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16
Q

Recurrent Branch (Median N.)

A

Input: Branch of Median N.
Distribution: Abductor Pollicis Brevis, Flexor Pollicis Brevis, Opponens Pollicis (the thenar muscles)

17
Q

Lateral and Medial Branches of Median Nerve

A

Input: Branches of Median N.
Distribution: Lumbricals 1-2

18
Q

Ulnar Nerve

A

Input: C7, C8, T1
Distribution: Flexor Carpi Ulnaris, Flexor Digitorum Profundus (digits 4 and 5)

19
Q

Deep Branch (Ulnar Nerve)

A

Input: Branch of Ulnar Nerve
Distribution: Flexor Pollicis Brevis, Adductor Pollicis, Abductor Digiti Minimi, Flexor Digiti Minimi Brevis, Opponens Digiti Minimi, Lumbricals 3-4, Dorsal Inerossei (4), Palmar Interossei (3)

20
Q

Radial Nerve - In the Forearm

A

Input: C5, C6, C7, C8, T1
Distribution: Brachioradials, Extensor Carpi Radialis Longus

21
Q

Deep Branch (Radial Nerve)

A

Input: Branch of Radial Nerve
Distribution: Extensor Carpi Radialis Brevis, Extensor Digitorum, Extensor Digiti Minimi, Extensor Carpi Ulnaris, Supinator

22
Q

Posterior Interosseous Nerve

A

Input: Branch of Deep Branch of Radial Nerve
Distribution: Abductor Pollicis Longus, Extensor Pollicis Brevis, Extensor Pollicis Longus, Extensor Indicis

Gross Anatomy - Upper Extremity (10 decks)

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