Behavioral Neuroscience (GRE (Graduate Record Examinations) Psychology): Questions 5 - 7 of 41

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Question number: 5

» Behavioral Neuroscience » Cognitive Neuroscience

MCQ▾

Question

In a territory that is inhabited by many similar looking and closely related bird species, a male bird performs an elaborate display prior to mating. The display ensures that the female partner will be of the same species as the male. This is an example of

Choices

Choice (5) Response

a.

a behavioral isolating mechanism

b.

paternal behavior

c.

habituation

d.

exploratory behavior

e.

a fixed action pattern

Question number: 6

» 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 (5) Response

a.

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

b.

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

c.

His sympathetic nervous system became activated.

d.

There was a decrease in the amount of cortisol released into his blood stream.

e.

His parasympathetic nervous system became activated.

Question number: 7

» 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 (5) Response

a.

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

b.

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

c.

It is hyperpolarized.

d.

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

e.

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

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