Which Statement About Cortisol and Stress Is True

question 10

Multiple Choice

Which statement about cortisol and stress is true?

• A) Aging rats show increased ability to turn off stress responses and retain the ability to turn on stress responses.
• B) The hypothalamus loses cortisol-sensitive cells in response to prolonged medical use of cortisol, causing decreased ability to turn off stress responses.
• C) Cortisol production decreases dramatically in rats as they age.
• D) Stress responses are turned back on by the negative feedback action of cortisol on the hypothalamus.
• E) The hypothalamus increases cortisol-sensitive cells in response to repeated stress, causing increased ability to turn off stress responses.

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Definitions:

Median

A statistical measure representing the middle value in a data set, where half the numbers are above and half are below.

Absolute Zero

The lowest possible temperature where nothing could be colder and no heat energy remains in a substance, equivalent to -273.15°C or 0 Kelvin.

Nominal Data

A type of data that categorizes variables without a natural order or ranking among the categories.

Continuous Data

Data that can take any value within a given range, often representing measurements on a continuous scale.