Neuroscience

Q: The chemicals released at an axon terminal are called

(a) :  axonic ions.
(b) :  neural facilitators.
(c) :  neurotransmitters.
(d) :  synaptic facilitators.
(e) :  None of the Above
Answer:  neurotransmitters.
Explanation:  

Q: An action potential refers to the traveling of a nerve impulse along the

(a) :  axon.
(b) :  dendrite.
(c) :  axon terminal.
(d) :  cell membrane.
(e) :  None of the Above
Answer:  axon.
Explanation:  

Q: The soma is the part of the nerve cell that

(a) :  serves as a specialized receiving area for information.
(b) :  collects and combines incoming information.
(c) :  carries nerve impulses over large distances.
(d) :  forms branching connections at the end of each axon.
(e) :  None of the Above
Answer:  collects and combines incoming information.
Explanation:  

Q: The charge that exists across the nerve cell membrane is a result of differing

(a) :  amounts of DNA and RNA.
(b) :  types of neurotransmitters on either side of the nerve cell membrane.
(c) :  types of neurons inside and outside the nerve cell membrane.
(d) :  concentrations of ions on either side of the nerve cell membrane.
(e) :  None of the Above
Answer:  concentrations of ions on either side of the nerve cell membrane.
Explanation:  

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