What is the process of regular cell division called?
a. mitosis
b. meiosis
c. sex differentiation
d. dimorphic cell division
A
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Why is L-dopa a useful therapy for patients with Parkinson's disease? a. It prevents overstimulation of excitatory synapses
b. It blocks reuptake of serotonin. c. It provides fuel to brain areas that cannot use glucose. d. The brain converts it to dopamine.
After practicing how to tie her shoes for months with her mother, Sara can now easily tie her shoes by herself without purposely thinking about the steps. This capability is an example of:
A) explicit memory. B) semantic memory. C) procedural memory. D) perceptual priming.
Which of the following examples is most clearly abnormal according to the "disability/dysfunction/impairment" definition of abnormality?
a. a mean, callous supervisor who remains unaware that his/her employees hate him/her b. a librarian whose religious hallucinations interfere with her ability to work c. a child whose IQ is below the cutoff point for mental retardation d. a high-functioning accountant who feels depressed about several aspects of his/her life
One reason for the high teen pregnancy rate in the U.S. is
A) a lack of adequate sex education. B) declining morals of U.S. teenagers. C) the easy availability of abortion. D) providing free contraceptives to high school students.