A progressive disease that causes loss of vision in the center of an image, while peripheral vision remains intact, is ____.
A. cataracts
B. glaucoma
C. macular degeneration
D. presbyopia
E. iritis
C. macular degeneration
Macular degeneration causes loss of vision in the center of the field of vision but does not affect peripheral vision.
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You are transporting a resident of a nursing home to the hospital for a complaint of abdominal pain for 3 days. During your assessment, you note a tube protruding from the patient's nose, which is connected to a bag of milky-white fluid. This tube is known as a:
A) nasogastric tube. B) gastric tube. C) J-tube. D) tracheal tube.
The structural composite lumber that is the strongest and is used for heavily loaded columns and long spans is:
A) laminated veneer lumber. B) parallel strand lumber. C) laminated strand lumber. D) parallel veneer lumber.
____ are organophosphate compounds that attack the nervous system by impairing nerve impulse transmission through inhibition of acetylcholinesterase and preventing the re-uptake of excess acetylcholine.
A. Pulmonary agents B. Vesicants C. Nerve agents D. Irritants
A husband and wife are both employed and have work-sponsored insurance plans that cover each other and their three children. Which insurance plan is the primary payer?
A. the husband's insurance plan, because he makes more money B. the insurance plan of the person whose birthday comes first in the calendar year C. the wife's insurance plan, because it has the most comprehensive coverage D. whichever the husband and wife want to declare as primary