Behavioral Neuroscience-Neurons (GRE (Graduate Record Examinations) Psychology): Questions 1 - 3 of 5

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Question number: 1

» Behavioral Neuroscience » Neurons

MCQ▾

Question

John was going for a stroll in the woods when he saw a bear in the distance. As the bear starter coming toward him, John got scared and started to run in the opposite direction. Which of the following happened when John saw the bear?

Choices

Choice (4) Response

a.

His parasympathetic nervous system became activated.

b.

There was an increase in the amount of GABA released into his brain.

c.

There was a decrease in the amount of dopamine released in his brain.

d.

His sympathetic nervous system became activated.

Question number: 2

» Behavioral Neuroscience » Neurons

MCQ▾

Question

A neuron in the recently fired. The neuron completes its absolute refractory period and then is in the relative refractory period. At this point, the neuron is stimulated by a stronger stimulus, and it fires again. Which of the following is true of that neuron?

Choices

Choice (4) Response

a.

The action potential will not be completed because of the refractory period.

b.

The second action potential will be of lesser intensity than the first.

c.

It is hyperpolarized.

d.

The second action potential will be of the same intensity as the first.

Question number: 3

» Behavioral Neuroscience » Neurons

MCQ▾

Question

Neurons are like catchers and batters. The ________ are like catchers because they receive information; the ________ are like batters because they send on the message.

Choices

Choice (4) Response

a.

axons; dendrites

b.

dendrites; glials

c.

dendrites; axons

d.

cell bodies; axons

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