In an ECG Recording, the RR Interval Is 0

question 139

Multiple Choice

In an ECG recording, the RR interval is 0.5 seconds. What is the heart rate?

• A) 120 beats/min
• B) 100 beats/min
• C) 50 beats/min
• D) 60 beats/min
• E) 30 beats/min

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Definitions:

Psychopathology

The study of psychological disorders, their symptoms, etiology (causes), and treatment.

Diathesis-stress

A psychological theory that explains behavior as both a result of biological and genetic factors ("diathesis"), and life experiences ("stress").

Etiology

The study of the causes or origins of diseases or disorders.

Diathesis-stress Model

A psychological theory that attempts to explain a disorder, or its trajectory, as the result of an interaction between a predispositional vulnerability and stress caused by life experiences.