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DMD 5248 > Brachial Plexus > Flashcards

Brachial Plexus Flashcards

1
Q

Dorsal Scapular (C5) innervates what 2 muscles:

A

Levator Scapulae and Rhomboid Major/Minor

*both motor innervations

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2
Q

Long Thoracic (C5, C6, C7) innervates what muscle:

A

Serratus Anterior

*motor innervation

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3
Q

Supra Scapular innervates what 2 muscles:

A

Supraspinatus and Infraspinatus

*both motor innervations

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4
Q

Levator Scapulae is innervated by what?

A

Dorsal Scapular (C5)

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5
Q

Rhomboid Major & Minor is innervated by what?

A

Dorsal Scapular (C5)

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6
Q

Supraspinatus is innervated by what?

A

Suprascapular (C5, C6)

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7
Q

Infraspinatus is innervated by what?

A

Suprascapular (C5. C6)

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8
Q

Subclavius (C5, C6) innervates what muscle:

A

Subclavius

*motor innervation

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9
Q

Lateral Pectoral (C5, C6, C7) innervates what 2 muscles:

A

Pectoralis Major and Pectoralis Minor

*motor innervations

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10
Q

Upper Subscapular (C5, C6) innervates what muscle:

A

Subscapularis

*motor innervation

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11
Q

Thoracodorsal (or Middle Subscapular) C6, C7, C8 innervates what muscle:

A

Latissimus Dorsi

*motor innervation

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12
Q

Lower Subscapular (C5, C6) innervates what muscle:

A

Theres Major

*motor innervation

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13
Q

Medial Pectoral (C8, T1) innervates what 2 muscles:

A

Pectoralis Major and Pectoralis Minor

*motor innervation

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14
Q

Medial Cutaneous of Arm (Brachial) T1 innervates what:

A

Front and Medial Skin of Arm

*sensory innervation

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15
Q

Medial Cutaneous of Forearm (Antebrachial) C8, T1 innervates what:

A

Medial Skin of Forearm

*sensory innervation

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16
Q

Pectoralis Major and Pectoralis Minor can both be innervated by:

A

Lateral Pectoral (C5, C6, C7) and Medial Pectoral (C8, T1)

17
Q

What is the sensory location of the Musculocutaneous Nerve?

A

Skin on the Lateral Forearm

Note: Musculocutaneous Nerve pierces the Coracobranchialis Muscle

18
Q

What is the sensory location of the Median Nerve?

A

Thumb, digits 2, 3, & 1/2 of 4

19
Q

What is the sensory location of the Ulnar Nerve?

A

Half of digit 4 and digit 5

20
Q

What is the sensory location of the Radial Nerve?

A

POSTERIOR side of forearm and digits 1, 2, 3 and half of 4

DMD 5248 (1 decks)

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