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Author Question: ________ are chemical substances that act as natural analgesics. A) Acetylcholines B) ... (Read 59 times)

joblessjake

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________ are chemical substances that act as natural analgesics.
 
  A) Acetylcholines
  B) Neurotransmitters
  C) Endorphins
  D) Receptors

Question 2

Drugs that strengthen and slow the heart rate are ________ drugs.
 
  Fill in the blank(s) with correct word



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karlss

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Answer to Question 1

C
Explanation: A) Acetylcholines are neurotransmitters.
B) Neurotransmitters facilitate a nerve impulse crossing a synapse.
C) Correct.
D) Receptors initiate a nerve impulse.

Answer to Question 2

digitalis




joblessjake

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Reply 2 on: Jun 26, 2018
Wow, this really help


nanny

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Reply 3 on: Yesterday
:D TYSM

 

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