Which of the following is a sign of aging in the nervous system?
A. Increased blood flow to the brain
B. Shortened attention span
C. Enlargement of the substantia nigra in the brain
D. Increase in acetylcholine
E. Improved thought processing
B. Shortened attention span
Elderly people may have a shortened attention span and difficulty handling several tasks at one time, caused by decreased frontal lobe size.
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The trade name for cefaclor is:
A) Ceclor®. B) Duricef®. C) Keflex®. D) Vantin®.
What are the major principles of self-protection from radiation exposure?
A) distance, combustibility, and shielding B) time, distance, and shielding C) anticorrosive, shielding, and distance D) combustibility, anticorrosive, and distance
Those most likely to use the Olympics as sites for spreading religious beliefs are
A. fundamentalist Christians. B. American Buddhists. C. progressive Catholics. D. socially active Jews.
A sty is bleeding within the anterior portion of the eye. ____________________
Fill in the blank(s) with correct word