Chains, Ropes, and Slings Test II
Source: Questions and answers from the National Safety Council


Progress Indicator:
Question 5 of 22

5.  The pleura .  .  .

Choices:
  1. Surrounds the lungs
  2. Acts as a barrier between the heart and lungs
  3. Remove waste from the lungs
  4. Move in a wave like motion


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