injuries of the brachial plexus

Question 1

Injuries to superior parts of the brachial plexus (C5 and C6) usually result from

Answer 1

excessive
increase in the angle between the neck and shoulder

Question 2

causes of the injuries

Answer 2

These injuries can occur in a person who is
thrown from a motorcycle or a horse, and lands on the shoulder in a way that widely separates the
neck and shoulder

Question 3

Injury to
the superior trunk of the plexus is apparent