Psychotic patients may be depressed or apathetic and display a lack of emotion in which their faces are frozen in a blank expression, a condition referred to as a
a. manic reaction.
b. disassociation.
c. flat affect.
d. somatic delusion.
C
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In research studies, the term "effect size" refers to a. how much each treated and untreated person in the study changes
b. the power of the statistical tests that are used to detect the impact of the independent variable. c. how many subjects are included in a particular study. d. the degree of external validity that the study has.
After recent research showed that the caregivers of family members with developmental disabilities showed significant stress reduction when taught simple mindfulness techniques during everyday activities, Liese wonders whether the same might be true of the caregivers of family members with Alzheimer's disease. Liese will recruit participants from a local peer support program for caregivers but,
knowing how stressful caregiving can be, worries about how she will create an ethically sound control group. Liese is most concerned with ____. a. right to service b. external validity c. deception d. non-maleficence
Rock et al showed that when participants are unaware of the possibility of a change in the perception of ambiguous figures:
a. Changes in perception are rare or do not occur b. Frequency of changes in perception is similar to when participants are aware c. Frequency of changes in perception is higher than when participants are aware d. More changes of fixation occur
Dr. Lewinski decides that she wants to perform a complete evaluation of the health of a newborn infant she has just delivered. Which of these is most likely to provide the most thorough assessment of the infant's health?
a. Apgar score
b. fMRI score
c. NBAS
d. EEG score