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Author Question: Which of the following is true of neurotransmitter function? A) Neurotransmitters diffuse widely ... (Read 20 times)

NguyenJ

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on: Jun 22, 2018
Which of the following is true of neurotransmitter function?
 
  A) Neurotransmitters diffuse widely across the brain to exert changes in metabolism.
  B) Neurotransmitters directly alter ion channels using a second-messenger chemical.
  C) Neurotransmitters are released into the synapse from the cistaerna.
  D) Neurotransmitters open ion channels in the postsynaptic membrane.
  E) Neurotransmitters alter ion channel activity for minutes.

Question 2

In which portion of a neuron would you expect to find the largest number of vesicles?
 
  A) the dendritic spines
  B) the soma
  C) near the nuclear membrane
  D) the release zone
  E) the axon hillock


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fromAlphatoOmega22

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Reply #1 on: Jun 22, 2018
Answer to Question 1

Answer: D
Rationale: Neurotransmitters open ion channels in the postsynaptic membrane.

Answer to Question 2

Answer: D
Rationale: You would expect to find the largest number of vesicles in the release zone.


NguyenJ

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Reply 2 on: Jun 22, 2018
:D TYSM

cam1229

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Reply 3 on: Yesterday
Excellent

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