Although L-DOPA does have some beneficial effects, it is not a solution to the problem of Parkinson's disease because it
A) typically becomes less and less therapeutically effective with use.
B) is too expensive.
C) can be safely administered to only a small proportion of patients.
D) is unstable at room temperature.
E) does not pass through the blood-brain barrier.
Answer: A
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Carlos cannot wait to go get home and eat his candy bar, so he eats it in the backseat of the car. He does not care that his mother clearly told him not to eat in her car. According to Freud, what part of his mind is operating here?
a. id b. ego c. superego d. unconscious mind
Psychologist Ravenna Helson's research demonstrated that the critical factor in the course of personality development for women is
a) the social clock they choose. b) the process of choosing a particular social clock. c) the ability to "have it all." d) the success of a woman's academic development in earlier years.