The PR Intervals Are Constant, but with Various Conduction Ratios

question 26

Multiple Choice

The PR intervals are constant, but with various conduction ratios, in which type of AV block?

• A) First-degree
• B) Type I second-degree
• C) Type II second-degree
• D) Third-degree

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Definitions:

Prescription

An authorization given by a licensed healthcare professional that allows a patient to be provided with a medicine or treatment.

Narcotic

Substances that change mood or behavior and can potentially lead to dependence or abuse; often used for pain relief.

Ointment

A semi-solid preparation typically used topically for the delivery of medication or for protective, therapeutic, or cosmetic purposes.

Parenteral

Other than by mouth.