The human endocrine system
Chapter 1
Chemical messengers of the body
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Chapter 2
The master controllers
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Chapter 3
Metabolism and energy
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Chapter 4
Stress and survival
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YOUR GOAL
Master of The human endocrine system
Ch 4 · Stress and survival
Fun Fact
Adrenaline speed: When you get startled, adrenaline can flood your entire bloodstream and alter your heart rate in less than two seconds.
Glossary
cortisol (noun)
A steroid hormone produced by the adrenal cortex that regulates metabolism and immune function. In 1937, Tadeusz Reichstein first isolated this hormone, which manages bodily reactions to prolonged life threats.
A steroid hormone produced by the adrenal cortex that regulates metabolism and immune function. In 1937, Tadeusz Reichstein first isolated this hormone, which manages bodily reactions to prolonged life threats.
Quiz
Which hormone produced by the adrenal cortex helps regulate salt and water balance in the kidneys?
Quiz
Which glands, sitting directly on top of the kidneys, produce adrenaline and cortisol?
Quiz
What hormone is released to trigger the immediate physical changes of the 'fight-or-flight' response?
Quiz
What happens to digestion and immune function during an acute 'fight-or-flight' response?
Quiz
Which hormone, produced by the pineal gland, regulates the body's sleep-wake cycle?