Joanne is discussing the secular trend in menarche. Which is NOT a statement she should make?
A) "It is continuing—Girls are still getting their period at younger ages."
B) "It may be promoted, in part, by the growth in single-parent mother-headed families."
C) "It may be promoted, in recent decades, by the obesity epidemic."
D) "It started to take place about 30 years ago."
Answer: D) "It started to take place about 30 years ago."
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Activity of what system prepares someone for "fight or flight" activities?
a. Somatic nervous system b. Celiac nervous system c. Sympathetic nervous system d. Parasympathetic nervous system
Practical intelligence seems to decline throughout most of adulthood, with some later-life increase
Indicate whether this statement is true or false.
When there are no known genetic or organic influences, the causes of mild retardation are generally considered to be
A. substances B. cultural-familial C. prenatal D. completely unknown
Experimenter characteristics can be controlled by
a) standardizing appearance b) varying procedures. c) standardizing apparatus. d) varying attitude.