Study Question For Brain And Behavior

22 Questions | Total Attempts: 211

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Study Question For Brain And Behavior - Quiz

The brain has the capacity to influence our thoughts. Front part of the brain is involved in planning, organizing, problem solving, selective attention, personality and a variety of higher cognitive functions. Take the study questions below on brain and behavior and get to learn more about the relationship between the two.


Questions and Answers
  • 1. 
    If the SCN is detached from the rest of the brain by a series of knife cuts, its rhythmicity
    • A. 

      Diasappears

    • B. 

      Becomes abnormally short

    • C. 

      Persists

    • D. 

      Becomes infradian

  • 2. 
    In mammals, what is the effect of lesions of visual cortex on the rhythms of the SCN?
    • A. 

      They become free-running

    • B. 

      They are not altered

    • C. 

      They shorten

    • D. 

      They cannot be entrained

  • 3. 
    The cortical EEG pattern of the encephale isole animal is characterized by
    • A. 

      Sustained sleep patterns

    • B. 

      Intense arousal patterns

    • C. 

      Alternating periods of arousal and sleep

    • D. 

      Intense seizure activity

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

      Dorsal root ganglia

    • B. 

      Spinal cord

    • C. 

      Autonomic nervous system

    • D. 

      Gastric tract

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

      Decrease circulating testosterone levels

    • B. 

      Increase circulating cortisol levels

    • C. 

      Decrease serotonin levels

    • D. 

      Increase circulating testosterone levels

  • 6. 
    The theory of stress _________ holds that early stressful experiences may lead to reduced susceptibitity to stress in adulthood
    • A. 

      Tolerance

    • B. 

      Sensitization

    • C. 

      Immunization

    • D. 

      Habituation

  • 7. 
    On the basis of studies of the properites of phencyclindine, a _______ hypothesis of schizophrenia has been advanced.
    • A. 

      Serotonin

    • B. 

      Dopamine

    • C. 

      GABA

    • D. 

      Glutamate

  • 8. 
    In normal subjects, the substance dexamethoasone
    • A. 

      Increases levels of circulating cortisol

    • B. 

      Suppresses cortisol levels

    • C. 

      Produces major peak periods of cortisol secretion

    • D. 

      Enahcnes the rlease of ACTH

  • 9. 
    Which of the following is a drug that, used repetitively, produces a psychoitc state akin to paranoid schizophrenia?
    • A. 

      LSD

    • B. 

      Heroin

    • C. 

      Amephetamine

    • D. 

      Aspirin

  • 10. 
    During REM, thermoregulation
    • A. 

      Is imparied

    • B. 

      Is maintained in a normal manner

    • C. 

      Depends on body temperatue

    • D. 

      Is enhanced

  • 11. 
    Stages 3 and 4 SWS are especially prominent during ______ of a night's sleep.
    • A. 

      Sleep periods during the latter half

    • B. 

      Sleep periods during the inital half

    • C. 

      Only the last complete cycle

    • D. 

      The middle third

  • 12. 
    In comparision with adults, the REM sleep of children
    • A. 

      Takes up a greater proportion of the overall amount of sleep

    • B. 

      Occupies a smaller proportion fo the overall amount of sleep

    • C. 

      Is amuch more predicatable protion of the overall amount of sleep

    • D. 

      Is far less intense in its basic characteristics

  • 13. 
    Which of the following is not one of the three types of facial expression that have been idenified in nonhuman primates?
    • A. 

      Nose wrinkle

    • B. 

      Tense mouth

    • C. 

      Play face

    • D. 

      Grimace

  • 14. 
    The muscle that moves the jaw is contrlled by the _______ nerve
    • A. 

      Trochlear

    • B. 

      Facial

    • C. 

      Trigeminal

    • D. 

      Hypoglossal

  • 15. 
    According to Hans Seyle, the initial response to stress is a state called the
    • A. 

      General adaption syndrome

    • B. 

      Alarm reaction

    • C. 

      Resistance stage

    • D. 

      Exhaustion phase

  • 16. 
    A principla effect of the drug chloropromazine is the
    • A. 

      Release of norepinephrine

    • B. 

      Postsynaptic blocking of acetylcholine

    • C. 

      Postsynaptic blocking of dopamine receptors

    • D. 

      Facilitation of GABA actions

  • 17. 
    Which of the following is not considered a major anxiety disorder?
    • A. 

      Phobic disorder

    • B. 

      Panic disorder

    • C. 

      Obsessive-compulsive disorder

    • D. 

      Bipolar disorder

  • 18. 
    Benzodiazephine drugs have which of the follwoing effects of GABA synapses?
    • A. 

      Complete blocking of inhibition

    • B. 

      Enhancement of GABA-mediated inhibiton

    • C. 

      Enhancement of GABA-mediated excitation

    • D. 

      Reduction of chloride permeability

  • 19. 
    The cells of the raphe nucleus have high levels of
    • A. 

      Acetylcholine

    • B. 

      GABA

    • C. 

      Norepinephrine

    • D. 

      Serotonin

  • 20. 
    A review of research on facial asymmetry in emotional expression concludes that the ______ cerebral hemisphere is dominant for perception of facial displays of _______ emotions
    • A. 

      Left; unpleasant but not pleasant

    • B. 

      Left: both pleasant and unpleasant

    • C. 

      Right; both pleasnat and unpleasant

    • D. 

      Right; pleansant but not unpleasant

  • 21. 
    The drug Prozac is an example of a
    • A. 

      Tricyclic

    • B. 

      Benzodiazephine

    • C. 

      Selective serotonin reuptake inhibitor

    • D. 

      Monoamine oxidase inhibitor

  • 22. 
    Family studies of schizophrenial reveal that
    • A. 

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

    • B. 

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

    • C. 

      Schizophrenia is sex-linked

    • D. 

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

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