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block

About _______% of severely disabled OCD patients who underwent cingulotomy benefited substantially.

Select the correct answer(s).  

(0/0)

---

50

100

33

10

none

Which of the following classes of drugs is not used to treat depression?

Select the correct answer(s).  

(0/0)

---

Monoamine oxidase inhibitors

Selective serotonin reuptake inhibitors

Phenothiazines

Tricyclics

none

Depressed patients show _______ in REM sleep.

Select the correct answer(s).  

(0/0)

---

no change

increases

decreases

minor changes

none

The prevalence of psychiatric disorders is often surprising to many people. Indeed, as many as _______% of people will experience such a disorder during their lifetime.

Select the correct answer(s).  

(0/0)

---

25

33

75

50

none

Mad cow disease, also known as bovine spongiform encephalopathy, is a degenerative brain disease caused by

Select the correct answer(s).  

(0/0)

---

environmental toxins.

genetic permutations of neural growth factors.

a retroviral infection.

prions.

none

Schizophrenics show more _______ eye-movements than people without schizophrenia.

Select the correct answer(s).  

(0/0)

---

erratic

precise

stable

fixed

none

Twin studies indicate a large genetic component to schizophrenia. However, another factor may be

Select the correct answer(s).  

(0/0)

---

city living.

incompatible blood types between the mother and developing fetus.

All of the mentioned

influenza infection of the mother during fetal development.

none

In schizophrenia there are several changes in the brain, including enlargement of some structures and reduction of others. Not all changes involve size, however. In the hippocampus, there is a _______ of pyramidal cells.

Select the correct answer(s).  

(0/0)

---

disorganization

dramatic reduction in the number

change in morphology

dramatic increase in the number

none

The dexamethasone suppression test provides a neuroendocrine measure of

Select the correct answer(s).  

(0/0)

---

depression.

proneness to anxiety.

schizophrenia.

resistance to stress.

none

An MRI study of the brains of combat veterans with posttraumatic stress disorder revealed

Select the correct answer(s).  

(0/0)

---

a reduction in the volume of the right hippocampus.

hypertrophy of various cortical regions.

an increase in the size of the right and left hippocampi.

no perceptible anatomical changes.

none

_______ is a severe mental disorder that can be triggered by events such as the sudden death of a loved one, combat, kidnapping, or abuse.

Select the correct answer(s).  

(0/0)

---

Phobia

Posttraumatic stress disorder

OCD

Schizophrenia

none

A drug that produces a potent schizophrenia-like state is

Select the correct answer(s).  

(0/0)

---

chlorpromazine.

LSD.

Valium.

phencyclidine.

none

The drug Valium is a type of

Select the correct answer(s).  

(0/0)

---

benzodiazepine.

phenothiazine.

opiate.

selective serotonin reuptake inhibitor.

none

Which of the following is an effective treatment for seasonal affective disorder?

Select the correct answer(s).  

(0/0)

---

Exercise

Clozapine

Lesions of the pineal gland

Exposure to high-intensity light

none

Decreased activity of the _______ lobes is associated with the symptoms of schizophrenia.

Select the correct answer(s).  

(0/0)

---

frontal

parietal

temporal

occipital