Question 1

During the absolute refractory period

Accepted Answer

A)  if a neuron reaches threshold, the action potential goes to completion.
B)  the neuron fires at its maximum voltage if a stimulus depolarizes the neuron to threshold.
C)  the signal grows weaker with distance.
D)  it is possible to trigger a new action potential, but only with an unusually strong stimulus.
E)  no stimulus of any strength will trigger a new action potential.

Question 2

Oligodendrocytes serve the same purpose in the CNS that satellite cells do in the PNS.

Accepted Answer

A) True 
 B)False

Question 3

The best type of neural pool for producing a prolonged output is

Accepted Answer

A)  a converging circuit.
B)  a diverging circuit.
C)  a reverberating circuit.
D)  a presynaptic pool.
E)  an autonomic pool.

Question 4

Most neurons have multiple dendrites.

Accepted Answer

A) True 
 B)False

Question 5

Nitric oxide (NO) acts as a neuromodulator by altering synaptic function.

Accepted Answer

A) True 
 B)False

Exam 12: Nervous Tissue

Nitric oxide (NO) acts as a neuromodulator by altering synaptic function.

Correct Answer
verified

During the absolute refractory period

Correct Answer
verified

Oligodendrocytes serve the same purpose in the CNS that satellite cells do in the PNS.

Correct Answer
verified

Most neurons have multiple dendrites.

Correct Answer
verified

The best type of neural pool for producing a prolonged output is

Correct Answer
verified

Exam 12: Nervous Tissue

Nitric oxide (NO) acts as a neuromodulator by altering synaptic function.

Correct AnswerverifiedShow Answer

During the absolute refractory period

Correct AnswerverifiedShow Answer

Oligodendrocytes serve the same purpose in the CNS that satellite cells do in the PNS.

Correct AnswerverifiedShow Answer

Most neurons have multiple dendrites.

Correct AnswerverifiedShow Answer

The best type of neural pool for producing a prolonged output is

Correct AnswerverifiedShow Answer

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified