Podcast
Questions and Answers
Which injury is most commonly associated with axillary nerve damage?
Which injury is most commonly associated with axillary nerve damage?
- Fracture of the clavicle
- Fracture of the surgical neck of the humerus (correct)
- Fracture of the radial shaft
- Fracture of the distal phalanx
What is a potential consequence of an inferior dislocation of the shoulder joint?
What is a potential consequence of an inferior dislocation of the shoulder joint?
- Long thoracic nerve damage
- Median nerve compression
- Axillary nerve injury (correct)
- Ulnar nerve palsy
Which muscle action is most affected by axillary nerve injury?
Which muscle action is most affected by axillary nerve injury?
- Flexion of the elbow
- Pronation of the forearm
- Abduction of the shoulder (correct)
- Adduction of the shoulder
What noticeable physical change might occur with an axillary nerve injury?
What noticeable physical change might occur with an axillary nerve injury?
What type of motion is weakened due to axillary nerve injury?
What type of motion is weakened due to axillary nerve injury?
Flashcards
Axillary Nerve Injury
Axillary Nerve Injury
Damage to the axillary nerve typically from shoulder dislocation or humeral fracture.
Fracture of surgical neck of humerus
Fracture of surgical neck of humerus
A break in the upper arm bone that affects the axillary nerve.
Inferior dislocation of shoulder
Inferior dislocation of shoulder
Displacement of the shoulder joint downward, often impacting the axillary nerve.
Loss of abduction
Loss of abduction
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Flattening of shoulder
Flattening of shoulder
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Study Notes
Axillary Nerve Injury
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Location:
- Fracture of the surgical neck of the humerus
- Inferior dislocation of the shoulder joint
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Result:
- Loss of abduction
- Weakness of external rotation
- Flattening of the shoulder.
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