Regarding an action potential, which of the following is false? ...

[Tazate]

Regarding an action potential, which of the following is false?
 
  a) When an action potential occurs, neurotransmitters are released from the terminal buttons.
  b) An action potential results in communication between neurons
  c) For an action potential to occur, there has to a rapid inflow of Na+ into the neuron and a rapid outflow of K+ from the neuron. d) Only a and b are true.
  e) All of the above are true.

Question 2

Which of the following is NOT a true statement about astrocytes?
 
  a) they are the largest type of glia.
  b) they perform nutritive and metabolic functions for neurons.
  c) they regulate the chemical content of extracellular space.
  d) they tend to be star-shaped.
  e) they remove debris from the nervous system.

[aliotak]

Answer to Question 1

Answer: E

Answer to Question 2

Answer: E

[Tazate]

Excellent

[helenmarkerine]

TYSM