Brachial Plexus Flashcards Preview

DMD 5248 > Brachial Plexus > Flashcards

Flashcards in Brachial Plexus Deck (20)
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1
Q

Dorsal Scapular (C5) innervates what 2 muscles:

A

Levator Scapulae and Rhomboid Major/Minor

*both motor innervations

2
Q

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

A

Serratus Anterior

*motor innervation

3
Q

Supra Scapular innervates what 2 muscles:

A

Supraspinatus and Infraspinatus

*both motor innervations

4
Q

Levator Scapulae is innervated by what?

A

Dorsal Scapular (C5)

5
Q

Rhomboid Major & Minor is innervated by what?

A

Dorsal Scapular (C5)

6
Q

Supraspinatus is innervated by what?

A

Suprascapular (C5, C6)

7
Q

Infraspinatus is innervated by what?

A

Suprascapular (C5. C6)

8
Q

Subclavius (C5, C6) innervates what muscle:

A

Subclavius

*motor innervation

9
Q

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

A

Pectoralis Major and Pectoralis Minor

*motor innervations

10
Q

Upper Subscapular (C5, C6) innervates what muscle:

A

Subscapularis

*motor innervation

11
Q

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

A

Latissimus Dorsi

*motor innervation

12
Q

Lower Subscapular (C5, C6) innervates what muscle:

A

Theres Major

*motor innervation

13
Q

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

A

Pectoralis Major and Pectoralis Minor

*motor innervation

14
Q

Medial Cutaneous of Arm (Brachial) T1 innervates what:

A

Front and Medial Skin of Arm

*sensory innervation

15
Q

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

A

Medial Skin of Forearm

*sensory innervation

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