__________ doubles the risk of sudden infant death syndrome (SIDS)
A) Placing a sleeping baby on her back
B) Placing a baby on a firm sleep surface
C) Placing a sleeping infant on his side
D) Maternal cigarette smoking
Answer: D
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The Flynn effect is probably due to changes in
practice in taking the test. more electronic media. people answering more questions quickly. nutrition, education, and family size.
What is true about the dying role that some researchers (cf. Emanuel, Bennett, & Richardson, 2007 ) have proposed?
A) ?The dying role is an extension of the sick role. B) ?The dying role is the opposite of the sick role. C) ?The dying role has no rights or responsibilities. D) ?The dying role has many forms, all unhealthy.
Unlike group-based designs, a baseline design ________.
A. focuses on the behavior of a single subject both within and across experimental treatments B. exposes a subject to an intervention phase to assess behavior in the absence of an experimental treatment C. relies on intrasubject replication to establish the generality of the findings across subjects D. relies on averaging to deal with uncontrolled variability produced by extraneous variables
Programmed neuronal death:
A) eliminates immature neurons surrounding new synapses B) disposes of understimulated neurons' axons and dendrites C) makes existing synapses weaker D) a form of neural migration