Which of the following is true of locomotive development in infants?
A) Most infants begin to crawl at about six months.
B) Crawling appears a month or so after creeping.
C) By about seven months, infants usually begin to sit up by themselves.
D) Most infants can remain in a standing position by holding on to something at the age of five months.
C
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One important function of the sympathetic nervous system is to
a. constrict the pupils. b. secrete thin saliva. c. increase the flow of blood to the digestive system at appropriate times. d. increase the flow of blood to the muscles at important times. e. activate functioning of the kidneys and bowels.
What is the implicit power to acquit defendants despite evidence and judicial instructions?
A. Jury nullification B. Limiting instruction C. Evidence-driven deliberation D. Reactance theory
The physiological changes that defend body temperature are mainly controlled by the:
a. pineal body and preoptic area. b. preoptic area and anterior hypothalamus. c. parietal cortex and hypothalamus. d. preoptic area and posterior hypothalamus.
Why is it challenging for parents to discuss emotional topics with their young children?
A. They struggle with their own emotions and change the topic. B. They don't want to know what upsets their child. C. They are afraid they can't comfort their child. D. Young children often avoid upsetting topics by changing the topic, pushing away, or running away.