The white matter of the central nervous system derives its color from the __________ of neurons.
a. cell bodies
b. dendrites
c. terminal buttons
d. axons
e. myelin sheaths
e. myelin sheaths
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A cognitive therapist is working with a depressed client. Which of the following causes is the likely focus of this therapist's intervention?
a) learned behaviors of depression b) unusual levels of neurotransmitters c) distorted interpretations of life events d) a superego that is too harsh and strict
Suppose two of your grandparents developed Alzheimer's disease. Which of the following would make it most likely that you are also at high risk for the disease? a. Both of them were your grandfathers
b. Both of them were your grandmothers. c. Both of them developed Alzheimer's disease before age 60. d. Both of them developed Alzheimer's disease after age 60.
Which cause of a sexually transmitted disease is hardest to treat?
a) bacterial b) fungal c) viral d) All are equally difficult to treat.
The most widely used opiate is ______
a. morphine c. heroin b. opium d. methadone