A dopamine pill is ineffective for treating Parkinson's disease because it ____.
A. is already present in too large an amount
B. does not cross the blood-brain barrier
C. would have to be the size of a baseball to be effective
D. is too expensive
Answer: B
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If you want to remember a set of information for a long time, under a variety of conditions, the best advice is to study the information repeatedly at your usual workstation (for example, your desk)
a. True b. False Indicate whether the statement is true or false
A ________ is a peer group of between 2 and 12 persons whose members have frequent social interactions with one another
Fill in the blank with the appropriate word.
Laika is worried about her friend Naomi because Naomi overeats and then causes herself to throw up immediately afterward. Naomi most likely has
A) synaptogenesis. B) myelination. C) anorexia nervosa. D) bulimia nervosa.
In the embryonic stage, the brain begins to undergo rapid development, which causes the head to represent about ____ of the total length of the embryo
a) 25% b) 10% c) 50% d) 75%