The Prototype Class IA Antiarrhythmic That Has Been Widely Used

question 24

Multiple Choice

The prototype Class IA antiarrhythmic that has been widely used since the 1920s is _____.

• A)digoxin
• B)quinidine
• C)verapamil
• D)amiodarone

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Definitions:

Reliability

The degree of consistency with which a test measures a trait or attribute.

Reliability

The degree to which the result of a measurement, calculation, or specification can be depended on to be accurate.

Validity

The extent to which a test or instrument measures what it is supposed to measure.

Predictive Ability

The capacity to accurately forecast future events or outcomes based on current or past information.