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Author Question: These statements are about changes in the respiratory system. Which is correct? a. Respiratory ... (Read 71 times)

ahriuashd

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on: Jul 16, 2018
These statements are about changes in the respiratory system. Which is correct?
 
  a. Respiratory muscles strengthen.
  b. Lung tissue is more elastic.
  c. Coughing may be easier to accomplish.
  d. Respiratory infections and diseases can threaten the person's life.

Question 2

Which is a cause of poor circulation in order persons?
 
  a. Thicker heart muscle.
  b. Narrowed arteries.
  c. Arteries are more elastic.
  d. Decreased amounts of blood.


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dreamfighter72

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Reply #1 on: Jul 16, 2018
Answer to Question 1

D

Answer to Question 2

B


ahriuashd

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Reply #2 on: Jul 16, 2018
Thank you


dreamfighter72

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Reply #3 on: Jul 16, 2018
No problemo


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