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Author Question: The respiratory portion of the respiratory tract includes the A) bronchi. B) trachea. C) larynx. ... (Read 149 times)

magmichele12

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on: Feb 28, 2019
The respiratory portion of the respiratory tract includes the
 A) bronchi.
  B) trachea.
  C) larynx.
  D) alveoli.
  E) nose.

Question 2

A certain drug decreases heart rate by blocking a receptor on cardiac pacemaker cells. This drug probably binds to ________ receptors.
 A) nicotinic cholinergic
  B) muscarinic cholinergic
  C) alpha-1 adrenergic
  D) alpha-2 adrenergic
  E) beta-1 adrenergic


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Jody Vaughn

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

D

Answer to Question 2

E


magmichele12

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Reply 2 on: Feb 28, 2019
Excellent

kusterl

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Reply 3 on: Yesterday
Wow, this really help

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