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Author Question: Air entering the body is filtered, warmed, and humidified by the A) upper respiratory tract. B) ... (Read 245 times)

cartlidgeashley

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on: Feb 28, 2019
Air entering the body is filtered, warmed, and humidified by the
 A) upper respiratory tract.
  B) lower respiratory tract.
  C) lungs.
  D) alveoli.
  E) bronchioles.

Question 2

Which of the following is a sympathetic neurotransmitter used for vasodilation?
 A) acetylcholine
  B) norepinephrine
  C) dopamine
  D) serotonin
  E) nitric oxide


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izzat

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Reply #1 on: Feb 28, 2019
Answer to Question 1

A

Answer to Question 2

E


cartlidgeashley

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Reply #2 on: Feb 28, 2019
Thanks


izzat

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Reply #3 on: Feb 28, 2019
Welcome :)


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