Theophylline Is Classified as a Bronchodilator Because It
A)stimulates $\beta$ ₂-Adrenergic Sites

question 19

Multiple Choice

Theophylline is classified as a bronchodilator because it

• A)stimulates \(\beta\)₂-adrenergic sites.
• B)stimulates \(\alpha\) -adrenergic sites.
• C)blocks cholinergic sites.
• D)has a relaxing effect on bronchial smooth muscle.

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Definitions:

Equation

A mathematical statement that asserts the equality of two expressions.

Equation

A formula expressing one mathematical quantity in terms of others, indicating equality under certain conditions.

Equation

An equation is a mathematical statement that asserts the equality of two expressions, typically containing one or more variables.

Center

In geometry, the central point of a circle or sphere, equidistant from all points on the perimeter or surface; in other contexts, it refers to a focal point or main area of activity.