Approximately How Many Times Does an Average Human Heart Beat

question 47

Multiple Choice

Approximately how many times does an average human heart beat in a lifetime?

• A) 3 × 10¹¹
• B) 3 × 10¹⁰
• C) 3 × 10⁹
• D) 3 × 10⁸
• E) 3 × 10⁷

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Definitions:

Impulse Movement

The sudden, involuntary urge to perform a physical action or movement.

Precordial Electrode

An electrode placed on the chest near the heart for the purpose of recording the heart's electrical activity.

Intercostal Space

The anatomical space between two ribs, which contains muscles, nerves, and blood vessels.

Middle of the Clavicle

The central point of the clavicle bone, which is located at the top of the chest, connecting the sternum to the shoulder.