Author Question: A SCUBA diver has been deep underwater and suddenly rises to the surface too fast. Why does the ... (Read 74 times)

joe · **on:** Feb 28, 2019

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.

Question 2

The vitreous body
A) fills the anterior chamber.
B) helps to stabilize the eye and holds the retina up against the eyewall.
C) is replaced at the rate of 20 percent per year until middle age.
D) circulates through the pupil.
E) holds the retina against the lens for proper refraction.