Question 1

2-________ of the frontal cortex contributes to the positive symptoms of schizophrenia by increasing the release of dopamine within the nucleus accumbens.

Accepted Answer

The answer of 2-________ of the frontal cortex contributes to...

Question 2

Negative symptoms of schizophrenia

Accepted Answer

A)   represent a lack of normal behaviors.
B)   usually require long hospital terms to treat.
C)   are associated with low levels of brain dopamine activity.
D)   indicate that the patient cannot accurately perceive reality.
E)   are specific to schizophrenia.F) C) and E)
G) C) and D)

Question 3

Administration of high doses of drugs such as ________ would be expected to produce the positive symptoms of schizophrenia.

Accepted Answer

A)   GABA
B)   glycine
C)   caffeine
D)   amphetamine
E)   chlorpromazineF) All of the above
G) A) and D)

Question 4

Delusions

Accepted Answer

A)   are beliefs that are contrary to fact.
B)   are linked to brain damage.
C)   are perceptions that occur without the presence of stimuli.
D)   indicate the presence of depression.
E)   are common negative symptoms of schizophrenia.F) C) and D)
G) A) and C)

Question 5

An example of a positive benefit associated with a manic episode would be

Accepted Answer

A)   intense effort at completing a project.
B)   intense euphoria.
C)   severe disorganization.
D)   increased energy to take on many projects at once.
E)   delusions of grandeur.F) B) and E)
G) A) and B)

Question 6

In MRI studies of brain anatomy in identical twins discordant for schizophrenia, the schizophrenic twin usually

Accepted Answer

A)   had smaller lateral and third ventricles.
B)   had larger lateral and third ventricles.
C)   had a larger anterior hippocampus.
D)   showed a smaller corpus callosum.
E)   had a thinner cerebral cortex.F) C) and D)
G) A) and C)

Question 7

A person with severe depression is at greater risk for

Accepted Answer

A)   serious cardiac disease.
B)   death by suicide.
C)   poor grooming habits.
D)   loss of norepinephrine cells within the prefrontal cortex.
E)   developing major delusions and unhealthy compulsions.F) B) and E)
G) A) and C)

Question 8

The risk of a child developing schizophrenia is increased by

Accepted Answer

A)   maternal age.
B)   his or her sex.
C)   paternal age.
D)   their ethnic background.
E)   educational level.F) A) and D)
G) A) and C)

Question 9

PCP acts as a(n)  ________ at ________ receptors.

Accepted Answer

A)   agonist; NMDA
B)   antagonist; dopamine
C)   agonist; acetylcholine
D)   indirect antagonist; NMDA
E)   antagonist; GABAF) A) and C)
G) A) and D)

Question 10

The two major types of symptoms noted in schizophrenia include

Accepted Answer

A)   thought disorder and impaired language ability.
B)   hallucinations and social withdrawal.
C)   delusions and hallucinations.
D)   positive symptoms and negative symptoms.
E)   delusions and profound sadness.F) A) and B)
G) B) and E)

Question 11

The ________ symptoms of schizophrenia are the first to appear in the course of the disorder.

Accepted Answer

The answer of The ________ symptoms of schizophrenia are the...

Question 12

The positive symptoms of schizophrenia are reversed by drugs that are

Accepted Answer

A)   agonists at serotonin receptors.
B)   dopamine receptor agonists.
C)   antagonists at GABA receptors.
D)   similar in structure to benzodiazepines.
E)   dopamine receptor antagonists.F) A) and E)
G) B) and D)

Question 13

The incidence of schizophrenia in the world population is approximately ________ percent.

Accepted Answer

The answer of The incidence of schizophrenia in the world...

Question 14

The phrase "split mind" as it refers to schizophrenia means

Accepted Answer

A)   multiple personalities.
B)   delusional thinking.
C)   a separation of thoughts and feelings.
D)   extreme sadness in the presence of mania.
E)   an inability to make important decisions.F) A) and B)
G) A) and C)

Question 15

The monoamine hypothesis states that depression is caused by

Accepted Answer

A)   loss of cells within the prefrontal cortex.
B)   insufficient activity of monoaminergic neurons.
C)   excessive activity of dopamine synapses.
D)   overactivity of monoaminergic neurons
E)   excessive activity of serotonin synapses.F) A) and B)
G) A) and E)

Question 16

A person who believes that he or she is President of the World is most likely suffering from a delusion of ________.

Accepted Answer

The answer of A person who believes that he or...

Question 17

The atypical antipsychotic clozapine produces a(n)  ________ activity within the ________.

Accepted Answer

A)   increase in GABA; ventral tegmental area
B)   decrease in GABA; ventral tegmental area
C)   increase in dopamine; nucleus accumbens
D)   decrease in dopamine; hippocampus
E)   increase in dopamine; prefrontal cortexF) A) and B)
G) All of the above

Question 18

The majority of schizophrenia cases will develop between the ages of

Accepted Answer

A)   12-14.
B)   20-24.
C)   30-34.
D)   40-44.
E)   55-59.F) A) and B)
G) A) and C)

Question 19

Which class of antidepressant agents have the effect of increasing activity in both serotonin and norepinephrine synapses?

Accepted Answer

A)   cocaine-related stimulants
B)   lithium salts
C)   SSRIs
D)   SNRIs
E)   MAOIsF) B) and E)
G) A) and E)

Question 20

A drug company seeking to develop a new antischizophrenic drug would want to develop a drug that reverses both positive and negative symptoms but that avoids the blockage of ________ receptors within the ________ of the schizophrenic brain.

Accepted Answer

A)   D1; nucleus accumbens
B)   D2; medial prefrontal cortex
C)   D3; hippocampus
D)   D2; striatum
E)   D4; amygdalaF) C) and D)
G) B) and C)

Exam 16: Schizophrenia and the Affective Disorders

PCP acts as a(n) ________ at ________ receptors.

Correct AnswerverifiedShow Answer

The positive symptoms of schizophrenia are reversed by drugs that are

Correct AnswerverifiedShow Answer

A drug company seeking to develop a new antischizophrenic drug would want to develop a drug that reverses both positive and negative symptoms but that avoids the blockage of ________ receptors within the ________ of the schizophrenic brain.

Correct AnswerverifiedShow Answer

The risk of a child developing schizophrenia is increased by

Correct AnswerverifiedShow Answer

Delusions

Correct AnswerverifiedShow Answer

In MRI studies of brain anatomy in identical twins discordant for schizophrenia, the schizophrenic twin usually

Correct AnswerverifiedShow Answer

A person with severe depression is at greater risk for

Correct AnswerverifiedShow Answer

Which class of antidepressant agents have the effect of increasing activity in both serotonin and norepinephrine synapses?

Correct AnswerverifiedShow Answer

Administration of high doses of drugs such as ________ would be expected to produce the positive symptoms of schizophrenia.

Correct AnswerverifiedShow Answer

Negative symptoms of schizophrenia

Correct AnswerverifiedShow Answer

The incidence of schizophrenia in the world population is approximately ________ percent.

Correct AnswerverifiedShow Answer

The monoamine hypothesis states that depression is caused by

Correct AnswerverifiedShow Answer

A person who believes that he or she is President of the World is most likely suffering from a delusion of ________.

Correct AnswerverifiedShow Answer

The phrase "split mind" as it refers to schizophrenia means

Correct AnswerverifiedShow Answer

The ________ symptoms of schizophrenia are the first to appear in the course of the disorder.

Correct AnswerverifiedShow Answer

The two major types of symptoms noted in schizophrenia include

Correct AnswerverifiedShow Answer

2-________ of the frontal cortex contributes to the positive symptoms of schizophrenia by increasing the release of dopamine within the nucleus accumbens.

Correct AnswerverifiedShow Answer

The majority of schizophrenia cases will develop between the ages of

Correct AnswerverifiedShow Answer

The atypical antipsychotic clozapine produces a(n) ________ activity within the ________.

Correct AnswerverifiedShow Answer

An example of a positive benefit associated with a manic episode would be

Correct AnswerverifiedShow Answer

PCP acts as a(n) at receptors.

Correct Answer
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Correct Answer
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A drug company seeking to develop a new antischizophrenic drug would want to develop a drug that reverses both positive and negative symptoms but that avoids the blockage of receptors within the of the schizophrenic brain.

Correct Answer
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Correct Answer
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The atypical antipsychotic clozapine produces a(n) activity within the .

Correct Answer
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Correct Answer
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