Which of the Following Hormones Is Critical in Emergency Situations

question 81

Multiple Choice

Which of the following hormones is critical in emergency situations?

• A)cortisol
• B)aldosterone
• C)epinephrine
• D)thyroxine

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Definitions:

Depolarization Phase

The initial phase of an action potential where the membrane potential becomes less negative.

Action Potential

A rapid, temporary change in the electrical charge across a cell membrane, leading to the transmission of nerve impulses.

Repolarization Phase

The process during which cells return to their resting negative charge following depolarization.

H Zone

The region within a striated muscle fiber's sarcomere that contains only thick filaments and diminishes during muscle contraction.