Lab 3 part 2

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Author:
rwischnewski
ID:
289584
Filename:
Lab 3 part 2
Updated:
2014-11-18 21:50:30
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LAB 3
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LAB 3
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  1. most shoulder dislocation occur in which direction?
    anterior
  2. the structure that provides the most security for the glenohumeral joint is __________.
    the tendon of the long head of the biceps
  3. what nerve may be damaged in anterior shoulder dislocations?
    axillary
  4. what muscles does this nerve supply?
    deltoid
  5. why do we need muscles that fixate the scapula?
    because it is not fixed itself
  6. when is it important to fixate the scapula?
    for forceful movements for the arm
  7. only two skeletal muscles below the neck are supplied by a cranial nerve. what are they and what is the nerve?
    • trapezius-¬†sternocleidomastiod
    • accessory nerve- cranial nerve XI
  8. the pectoralis major flexes, adducts and medially rotates the arm. what exercise strengthens this muscle?
    push-ups

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