In an Adult, the Normal Duration of the QRS Complex

question 28

Multiple Choice

In an adult, the normal duration of the QRS complex is _____ seconds.

• A) 0.12 to 0.20
• B) 0.06 to 0.11
• C) 0.04 to 0.14
• D) 0.20 to 0.38

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Definitions:

Competitive

Characterized by or involving competition between entities such as individuals or businesses.

Hot-Tempered

A temperament characterized by quickness to anger or impatience.

Cortisol

A steroid hormone released by the adrenal glands in response to stress or low blood glucose; plays a key part in the body's stress response.

Heart Attack

A medical emergency involving the blockage of blood flow to the heart muscle, often resulting in damage to the heart.