At What Level of Serum LDL-Cholesterol Do Persons with Symptomatic

question 2

Multiple Choice

At what level of serum LDL-cholesterol do persons with symptomatic coronary artery disease benefit from drug therapy to lower these levels?

• A) >175 mg/dL
• B) >150 mg/dL
• C) >100 mg/dL
• D) >70 mg/dL
• E) They benefit regardless of level.

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Definitions:

Real Number Line

A line that graphically represents all real numbers, including integers, fractions, and irrational numbers.

Real Number

Any number that can be found on the number line including both rational and irrational numbers.

Opposite Number

The number that, when added to a given number, results in zero; also known as the additive inverse.

Real Number Line

A line that graphically represents the set of all real numbers in a continuous manner, where each point on the line corresponds to a real number.