When Miranda was four months old, she could bat at the toys in her crib with her arm. Now that she is seven months old, she can grasp them with her hand. This sequence of motor development conforms to which pattern of development?
a. Differentiation c. Cephalocaudal
b. Maturational d. Proximodistal
D
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In women younger than 35, how high is the success rate for in vitro fertilization?
A. 67 percent B. 48 percent C. 33 percent D. 21 percent
The most commonly reported source of stress is _______.
a. interpersonal conflicts b. demanding work schedules c. economic injustice d. none of the above
The degree of relationship between two measures is depicted by a
a. coefficient of correlation. b. rational coefficient. c. standard deviation. d. coefficient of variation.
Will and Grace have finally gotten Karen to acknowledge that she drinks way too many martinis every day. Karen says that she has a specific plan for giving up alcohol, and she has already taken preliminary steps by drinking only two instead of ten martinis each day. According to Prochaska's model, Karen is in the __________ stage of readiness to change health behaviors.
A. contemplation B. preparation C. action D. maintenance