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During Recess,children Are Trying to Get the Two Ends of a Seesaw

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During recess,children are trying to get the two ends of a seesaw perfectly balanced.If one side is too low,a heavier child will get off and be replaced by a lighter child; if one side is too high,a lighter child will be replaced by a heavier one.By analogy to a biological state,the children are trying to create _____,by mimicking a process of _____.


Definitions:

Carotid Pulse

A palpable heartbeat felt at the carotid artery, indicating the heart's rhythm and strength of blood flow.

Heart Rate

The number of heartbeats per minute, an indicator of cardiovascular health and physical condition.

Blood Pressure

The pressure of circulating blood on the walls of blood vessels, a vital sign indicating the health of the cardiovascular system.

Radial Pulse

The pulse felt at the wrist, on the lateral side where the radial artery runs. It is commonly used to measure heart rate.

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