Study Question For Brain And Behavior

1. According to Hans Seyle, the initial response to stress is a state called the

General adaption syndrome

Alarm reaction

Resistance stage

Exhaustion phase

2. Family studies of schizophrenial reveal that

Virtually all relatives of patients have had or will have schizophrenia at one time or another

Schizophrenia is more evident among first-degree relatives of patients than it is among more distant relatives

Schizophrenia is sex-linked

Schizophrenia is seen only in siblings of patients, never in their parents

3. In comparision with adults, the REM sleep of children

Takes up a greater proportion of the overall amount of sleep

Occupies a smaller proportion fo the overall amount of sleep

Is amuch more predicatable protion of the overall amount of sleep

Is far less intense in its basic characteristics

4. One of the ways the brain influences the immune system is through the

Dorsal root ganglia

Spinal cord

Autonomic nervous system

Gastric tract

5. In men, simply backing the losing team at a baseball game is sufficient to

Decrease circulating testosterone levels

Increase circulating cortisol levels

Decrease serotonin levels

Increase circulating testosterone levels

6. The cortical EEG pattern of the encephale isole animal is characterized by

Sustained sleep patterns

Intense arousal patterns

Alternating periods of arousal and sleep

Intense seizure activity

7. The muscle that moves the jaw is contrlled by the _______ nerve

Trochlear

Facial

Trigeminal

Hypoglossal

8. If the SCN is detached from the rest of the brain by a series of knife cuts, its rhythmicity

Diasappears

Becomes abnormally short

Persists

Becomes infradian

9. In mammals, what is the effect of lesions of visual cortex on the rhythms of the SCN?

They become free-running

They are not altered

They shorten

They cannot be entrained

10. Benzodiazephine drugs have which of the follwoing effects of GABA synapses?

Complete blocking of inhibition

Enhancement of GABA-mediated inhibiton

Enhancement of GABA-mediated excitation

Reduction of chloride permeability

11. The drug Prozac is an example of a

Tricyclic

Benzodiazephine

Selective serotonin reuptake inhibitor

Monoamine oxidase inhibitor

12. Which of the following is a drug that, used repetitively, produces a psychoitc state akin to paranoid schizophrenia?

LSD

Heroin

Amephetamine

Aspirin

13. Which of the following is not considered a major anxiety disorder?

Phobic disorder

Panic disorder

Obsessive-compulsive disorder

Bipolar disorder

14. Which of the following is not one of the three types of facial expression that have been idenified in nonhuman primates?

Nose wrinkle

Tense mouth

Play face

Grimace

15. A principla effect of the drug chloropromazine is the

Release of norepinephrine

Postsynaptic blocking of acetylcholine

Postsynaptic blocking of dopamine receptors

Facilitation of GABA actions

16. Stages 3 and 4 SWS are especially prominent during ______ of a night's sleep.

Sleep periods during the latter half

Sleep periods during the inital half

Only the last complete cycle

The middle third

17. The theory of stress _________ holds that early stressful experiences may lead to reduced susceptibitity to stress in adulthood

Tolerance

Sensitization

Immunization

Habituation

18. In normal subjects, the substance dexamethoasone

Increases levels of circulating cortisol

Suppresses cortisol levels

Produces major peak periods of cortisol secretion

Enahcnes the rlease of ACTH

19. A review of research on facial asymmetry in emotional expression concludes that the ______ cerebral hemisphere is dominant for perception of facial displays of _______ emotions

Left; unpleasant but not pleasant

Left: both pleasant and unpleasant

Right; both pleasnat and unpleasant

Right; pleansant but not unpleasant

20. On the basis of studies of the properites of phencyclindine, a _______ hypothesis of schizophrenia has been advanced.

Serotonin

Dopamine

GABA

Glutamate

21. The cells of the raphe nucleus have high levels of

Acetylcholine

GABA

Norepinephrine

Serotonin

22. During REM, thermoregulation

Is imparied

Is maintained in a normal manner

Depends on body temperatue

Is enhanced