Which Statement Best Describes the Cause of Decompression Sickness

question 89

Multiple Choice

Which statement best describes the cause of decompression sickness?

• A) Oxygen molecules are so tightly compressed due to pressure exerted by the water column that they cannot deliver oxygen to the tissues.
• B) The oxygen molecule expands upon ascent and bursts, therefore causing a lack of oxygen to the tissues.
• C) Carbon dioxide is driven into the cardiovascular system and causes acidosis.
• D) Carbon dioxide bubbles come out of solution too quickly and burst blood vessels, especially in the brain.
• E) Nitrogen gas bubbles form in the blood, joints, and nervous system as pressure decreases from too fast an ascent.

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Definitions:

Myopia

A common vision condition also known as nearsightedness, where distant objects appear blurred while close objects can be seen clearly.

Accommodation

In psychology, the process of adjusting one's schemas and perceptions to incorporate new information.

Retina

A layer of cells at the back of the eye sensitive to light, which triggers nerve impulses that pass via the optic nerve to the brain, where a visual image is formed.

Cones

Cones are photoreceptor cells in the retina of the eye that function best in bright light and are responsible for color vision and visual acuity.