Examlex
Generations of Americans have been instructed by Smokey Bear that fires are always harmful to the environment and should be prevented under all circumstances. What are some communities adapted to periodic fires? Explain why fires are beneficial to these communities.
Heartbeat
The rhythmic contraction and expansion of the heart, especially as felt through the walls of arteries.
Hypertension
A condition characterized by consistently high blood pressure.
Blood Pressure
The force that circulating blood exerts on the walls of blood vessels, critical for determining circulatory health.
Heart Attack
A medical emergency caused by the interruption of blood flow to the heart muscle, potentially leading to tissue damage or death.
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