Which Factor in a Patient's Medical History Is Most Likely

question 10

Multiple Choice

Which factor in a patient's medical history is most likely to prolong the half-life of certain drugs?

• A) Heart disease
• B) Liver disease
• C) Rheumatoid arthritis
• D) Tobacco use

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Definitions:

Dummy Variable

A variable used in regression analysis that assumes the value 0 or 1 to indicate the absence or presence of some categorical effect.

Independent Variable

A variable that is manipulated to determine its effect on a dependent variable within an experimental study.

3-ethyl-3-methylhexane

A branched alkane with the formula C8H18, having an ethyl and a methyl group on the third carbon of the hexane chain.

Ethyl

A univalent radical, C2H5, derived from ethane and forming many compounds, used in chemical synthesis.