Study Question For Brain And Behavior

22 Questions

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Study Question For Brain And Behavior

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. 
    • 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. 
    • 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. 
    • 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