Clouding of the lens is called
A. detached retina.
B. macular degeneration.
C. glaucoma.
D. a cataract.
Answer: D
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A SCUBA diver has been deep underwater and suddenly rises to the surface too fast. Why does the diver get decompression sickness?
A) Pressure decreases and carbon dioxide rushes into cells. B) Pressure changes too fast and the carbon dioxide in the blood forms bubbles. C) Pressure decreases too fast and nitrogen gas in the blood forms bubbles. D) The gas in the SCUBA tank had too much pressure and rapid ascent forces too much air into the blood. E) Pressure increases too fast and too much oxygen enters the blood and forms bubbles.
Olfactory neurons synapse with __________.
What will be an ideal response?
Multiple sclerosis (MS) is a disease in which the myelin sheaths are destroyed in the brain and spinal cord. With what process does this interfere and what would be the consequences?
What will be an ideal response?
Which bones form the inferior margin of the orbit?
A. Palatine and sphenoid B. Maxilla and zygomatic C. Frontal and sphenoid D. Zygomatic and sphenoid E. Lacrimal and ethmoid