Which of the Following Is Not True About Heat Stress

question 42

Multiple Choice

Which of the following is not true about heat stress?

• A)Heat stress poses little threat to human health.
• B)Heat stress can lead to potentially life-threatening conditions.
• C)Heat stress can results in cramps,exhaustion,and even heat stroke.
• D)The National Weather Service reports a heat index to gauge the human body's probable reaction to the combined effects of temperature and relative humidity.
• E)Extreme overheating can reach a point where the body is unable to cool itself.

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Definitions:

Action Potential

A brief change in the electrical charge of a neuronal membrane; the physical basis of the signal that travels the length of the neuron.

Excitation Threshold

The voltage difference between a neuron’s interior and exterior that, if exceeded, causes the neuron to fire.

Action Potential

A temporary reversal of electric polarization of the membrane of a nerve cell or muscle cell, involved in the transmission of signals.

Nodes of Ranvier

Gaps in the myelin sheath of nerve fibers that facilitate the rapid conduction of electrical impulses along the neuron.