PT130.S4.Q20

PrepTest 130 - Section 4 - Question 20

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A recent study confirmed that salt intake tends to increase blood pressure and found that, as a result, people with high blood pressure who significantly cut their salt intake during the study had lower blood pressure by the end of the study. ████████ ██ ███ ████ █████ ████ ████ ██████ ███ ███ ████ ████ ████ ██████ ████ ██████ ███ ██████████ ███ █████ ██████████ ████ ███ █████ █████████

"Surprising" Phenomenon

Why do some people who consume lots of salt have high blood pressure while others have very low blood pressure?

Objective

Any hypothesis explaining these results must state a distinction among people with high salt intake that explains why some have high blood pressure while others have low blood pressure. It may indicate that people react differently to a high salt intake, or it may be unrelated to salt intake altogether.

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20.

Which one of the following, ██ █████ ███████████ ███ ████ ██ ██ ███████████ ██ ███ ███████ ██ ███ ██████

a

Study participants with ████ █████ ████████ ███ ███ █████ ████ ██████ ████ ████████ ██████ ███ █████ ███ ███ ████ █████████████ █████ █████ ████████ ██ ███ ███ ██ ███ ██████

b

Salt intake is ████ ███ ██ ███████ ███████ ███████ ██████████ ████ ████ █████ █████████

c

For most people ███ ████ ████ █████ █████████ ████████ ████ ██████ ██ ███ ███ ████ █████████ ███████ ██████ ████ ███ ████ ██ ██████ █████ █████ █████████

d

At the beginning ██ ███ ██████ ████ ██████ ███ ███ ████ ███ ████ ██████ ████ ███ ████ ████ █████ █████████

e

Persons suffering from ██████████ ███ █████ ████████ ████ ██████████ ████ █████████ █████ ██████ ████ █████ █████ ████████ ████ ███ ████ ███ ████

Confirm action

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