The Magnitude of a Drug's Effect Is Most Directly a Result

question 155

Multiple Choice

The magnitude of a drug's effect is most directly a result of

• A) the concentration of the drug in the blood supply.
• B) the gender of the user.
• C) the method of administration (smoking,chewing,etc).
• D) whether or not the drug is fat soluble.

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Definitions:

Basicity

A measure of the ability of a substance to accept hydrogen ions (protons), often used to describe the strength of bases.

Formic Acid

The simplest carboxylic acid, with the formula HCOOH, used industrially and as an antiseptic.

Ka

An equilibrium constant for the dissociation of a weak acid into its proton and conjugate base in solution; a measure of acid strength.

pKa

A measure of the acidity of a hydrogen atom in a molecule, indicating the tendency of the molecule to donate a proton.