When the SA Node Is Not Working Correctly, the Heart

question 17

Multiple Choice

When the SA node is not working correctly, the heart has a backup pacemaker called the ____________________ .

• A) coronary sulcus
• B) chorda tendinea
• C) atrioventricular (AV) node
• D) His-Purkinje system

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Definitions:

Pyrotechnics

The art or use of firework displays or explosive devices for entertainment, military, or industrial purposes.

Fireworks

Pyrotechnic devices used for entertainment purposes that explode in the sky to produce colorful patterns and effects, commonly used in celebrations.

Gilberto

A male given name of Portuguese or Spanish origin, often associated with people of significance within various fields such as music, sports, or the arts.

Trumpet

A brass musical instrument with a flared bell and a bright, penetrating tone.