During migration, most neurons are guided to their ultimate location by special progenitor cells known as
A. mitochondria.
B. radial glia.
C. oligodendrocytes.
D. synapses.
Answer: B
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______ does NOT appear to be a risk factor for the development of personality disorders.
a. Emotional abuse b. Sexual abuse c. Permissive parenting d. Neglect
Jodee, age 5, insists on having all of the different foods on her plate separated. If the vegetables touch the meat, for example, she insists on a clean plate. Jodee's parents are concerned about this behavior. What advice would you offer them?
Take Jodee to a child psychiatrist as soon as possible. Allow Jodee to grow out of this "just-right" obsession. Use positive reinforcement to teach Jodee that it's okay if her foods touch each other. Punish Jodee by taking her food away from her if she refuses to eat.
The behavior of people with schizophrenia is difficult to distinguish from the behavior of people using which of the following drugs?
a. amphetamine b. marijuana c. heroin d. MDMA (ecstasy)
Suppose you get into an argument about how similar humans and chimpanzees are. One point to consider is that these species share about ___ % of their genes
a. 50 b. 65 c. 85 d. 98