Identify a true statement about REM sleep in infancy.
A. Compared with non-REM sleep, REM sleep is more quiet.
B. REM sleep hinders self-stimulation in infants since they spend less time awake than do older children.
C. Infants often begin their sleep cycle with non-REM sleep rather than REM sleep.
D. Compared with non-REM sleep, a much greater amount of time is taken up by REM sleep in infancy than at any other point in the life span.
Answer: D
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The most likely sensory change between age 25 and 50 would involve a. the loss of ability to taste sour foods
b. a diminished ability to experience pain. c. having trouble seeing things that are near. d. the inability to hear high-pitched sounds.
Which of the following would constitute a violation of the ethical standard of confidentiality?
a. At a conference, a psychologist presents the neuropsychological assessment scores for an Alzheimer's patient, telling the audience only that the data came from "a 64-year-old Caucasian male.". b. A professor shows a portion of a therapy session with one of his clients during a graduate seminar, after having obtained the client's consent to do so. c. A study author indicates that participants were 203 undergraduate students enrolled in introductory psychology at the university during fall 2011. d. None of the above scenarios involves a breach of confidentiality.
Jamie is interested in assessing family interactions in highly naturalistic contexts without
experimental manipulation. After polling her families, she discovers that almost all of the families have dinner together at least 3 times a week. Such a naturalistic observation of behavior in a common, real world context is termed a(n): A) experimental design. B) focus group. C) setting event. D) field-lab study.
Alzheimer’s disease is believed to affect about ______% of people in their 90s.
a. 25 b. 35 c. 40 d. 60