Identify the Following Terms

question 27

Short Answer

Identify the following terms.
-"fleets of the desert"

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Definitions:

Pacemaker Cells

Specialized cells in the heart that control the heart rate by generating and conducting electrical signals.

Heart Rate

The number of heartbeats per unit of time, usually per minute, reflecting the speed at which the heart is beating and pumping blood through the body.

Inspiration

The process of drawing air into the lungs, or a sudden creative idea.

Expiration

The process of exhaling air out of the lungs, a key component of breathing.