What is REM sleep, and how is it related to infants?
What will be an ideal response?
REM (rapid eye movement) sleep is active with frequent eye movements and muscle jerks. It is believed to be important for normal brain activity, including neural development and brain plasticity. About eight in sixteen hours of REM sleep occur in infants, whose brains are actively developing, but only two in seven in adults.
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Children who are victims of physical mistreatment
a. tend to show behavioral impacts (e.g., aggression toward peers) and intellectual impacts (e.g., lower IQs). b. tend to show behavioral impacts (e.g., aggression toward peers) but no intellectual impacts (e.g., lower IQs). c. tend to show intellectual impacts (e.g., lower IQs) but no behavioral impacts (e.g., aggression toward peers). d. seldom show behavioral impacts (e.g., aggression toward peers) or intellectual impacts (e.g., lower IQs).
Research has shown that increased levels of cortisol in response to stress may cause damage to parts of the a. skeletal system. b. brain
c. lungs. d. stomach.
Elmer has been diagnosed with schizophrenia by his psychiatrist on the basis of exhibiting positive symptoms. Elmer has not shown any of the negative symptoms associated with schizophrenia. Therefore, Elmer has likely not exhibited ____
a. ?hallucinations? b. ?delusions c. ?social withdrawal d. ?disorganized thoughts
Aleisha has a psychological disorder, and clinicians who are working on the case ordered a PET scan. The images from the PET scan show evidence of abnormally low activity in the prefrontal region of Aleisha's brain. In this case, Aleisha is likely to be diagnosed as having:
a. schizophrenia b. major depression c. bipolar disorder d. Alzheimer's disease