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Author Question: Gas exchange occurs in the _____ unit. a. bronchi b. bronchioles c. blood stream d. ... (Read 66 times)

asan beg

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Gas exchange occurs in the _____ unit.
 a. bronchi
  b. bronchioles
  c. blood stream
  d. alveolar-capillary

Question 2

Which of the following terms refers to difficulty breathing?
 a. dyspnea
  b. dysphagia
  c. emphysema
  d. hypoxia



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fur

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Answer to Question 1

d

Answer to Question 2

a





 

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