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Author Question: Which of the following will neutralize the effect of an EPSP? A) further opening a sodium channel ... (Read 99 times)

james

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on: Jun 22, 2018
Which of the following will neutralize the effect of an EPSP?
 
  A) further opening a sodium channel
  B) allowing intracellular anions to leave the cell
  C) closing a potassium channel
  D) opening a chloride channel
  E) B and D are correct.

Question 2

Which of the following ion channel events will reliably produce an IPSP regardless of the current level of the membrane potential?
 
  A) opening a sodium channel
  B) losing a potassium channel
  C) opening a potassium channel
  D) opening a chloride channel
  E) opening a channel to admit calcium ions into the axon


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anoriega3

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

Answer: D
Rationale: The opening of a chloride channel will neutralize the effect of the EPSP.

Answer to Question 2

Answer: C
Rationale: The opening of a potassium channel will reliably produce an IPSP regardless of the current level of the membrane potential.


james

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Reply 2 on: Jun 22, 2018
Excellent

scikid

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Reply 3 on: Yesterday
Great answer, keep it coming :)

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