Damage to the brachial plexus Flashcards Preview

Gross Anatomy 1: Test 2 > Damage to the brachial plexus > Flashcards

Flashcards in Damage to the brachial plexus Deck (7)
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1

What causes deltoid paralysis?

Damage to the Axillary nerve (C5-C6)

2

What will cause damage to the Axillary nerve?

fracture to cervical neck of humerous, dislocation of the glenohumeral joint, compression by improper use of crutches, an intramuscular injections

3

What will cause loss of sensation to the lateral proximal part of the arm?

Same thing that causes deltoid paralysis. the Axillary nerve is damaged and the Superior lateral cutaneous nerve which supplies that area is a branch off of the Axillary nerve

4

What causes a winged scapula?

damage to the long thorasic nerve. this can happen in a knife fight...so common lol... when the arm is raised the surratus anterior is exposed

5

What is the position of the hand in waiters tip position?

Extended elbow, ADD upper limb, and a medially rotated arm

6

What is the clinical name for waiters tip position?

Erb-Duchenne palsy

7

What causes Erb-Duchenne palsy?

Excessive increase in angle between the neck and shoulder. This causes a stretch or tear in the C5-C6 nerve roots from the spinal cord. Lateral aspect of arm will also lose sensation