Which of the Following Statements Best Summarizes the Difference Between

question 9

Multiple Choice

Which of the following statements best summarizes the difference between ectothermic and endothermic organisms?

• A)Ectotherms are warm-blooded, but endotherms are cold-blooded.
• B)Endotherms are warm-blooded, but ectotherms are cold-blooded.
• C)Endotherms control their temperature, but ectotherms have no control over their temperature.
• D)Ectotherms absorb external heat, but endotherms use metabolic heat to maintain a warm, steady body temperature.

---

Definitions:

Resistance Stage

The second phase of the general adaptation syndrome, marking the body's prolonged effort to adapt to a stressor.

Endocrine Glands

Glands of the endocrine system that release hormones directly into the bloodstream, influencing various bodily functions and processes.

Ducts

Tubes or passages in the body through which fluids pass.

Positron-Emission Tomography

A diagnostic imaging test that uses a radiotracer to visualize and measure changes in metabolic processes and in other physiological activities including blood flow, regional chemical composition, and absorption.