Which of the Following Is the Best Definition of Homeostasis

question 32

Multiple Choice

Which of the following is the best definition of homeostasis?

• A) The regulation of temperature, hydration, blood chemistry and other factors into order to keep these within a healthy range
• B) The formation of vivid, stable memories by strengthening neural connections
• C) The determination of sexual orientation by regulating hormones in the body
• D) The tendency of the body to remain still, unless the environment provides strong motivation for movement

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Definitions:

Platelets

Small, disc-shaped blood cells important in blood clotting and preventing hemorrhage.

Pulmonary Circuit

The path of blood flow from the heart to the lungs for oxygenation and back to the heart.

Pulmonary Veins

The veins that transfer oxygenated blood from the lungs to the left atrium of the heart.

Oxygen-Poor Blood

Blood that has delivered its oxygen to tissues and organs and is returning to the heart and lungs to be reoxygenated.