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Exam 4: The Nervous System

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Question 41

Multiple Choice

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Drug molecules must be somewhat lipophilic (soluble in oil) in order to do what?

A) Readily cross the blood-brain barrier.
B) Influence the sympathetic branch.
C) Inhibit firing rates of neurons.
D) Block serotonin synthesis.

E) None of the above
F) All of the above

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Question 42

Multiple Choice

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What is the space between two neurons called where the neurotransmitter molecules are released?

A) Transporter
B) Synapse
C) Partition
D) Vesicle

E) B) and C)
F) A) and B)

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Question 43

True/False

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A drug is carried to the brain by the blood supply.

Which of the following is responsible for reward, pleasure, and perseveration?

Describe what is known regarding drug treatments for the vast majority of psychopathologies

Drugs can affect neurotransmitter systems in two main ways: either by altering the availability of the neurotransmitter in the synapse, or by doing which of the following?

Which biochemical theory of behaviour seems to have some overall merit?

What are the limitations of brain imaging (fMRI and PET) technology?

Which term describes a substance that facilitates or mimics the effects of a neurotransmitter on the postsynaptic cell?

The class of chemicals characterized by a single amine group; monoamine neurotransmitters include dopamine, norepinephrine, and serotonin are called monoamine.

Parkinson's disease produces tremors and muscular rigidity because of damage to which of the following?

One of the main ways drugs can affect neurotransmitter systems is by cutting off blood flow to a specific brain structure.

What are the roles of agonist and antagonist drugs?

What are the steps involved in the life cycle of a neurotransmitter?

What are the two important lines of evidence that suggest that homeostatic processes mobilize to counteract some alcohol-related effects?