16. The Endocrine System

Which of the following hormones is not an integral part of the stress response?

a. Epinephrine

b. Cortisol

c. Insulin

d. Glucagon

A cell's hormonal sensitivities are determined by the:

(a) Chemical nature of the hormone

(b) Quantity of circulating hormone

(c) Shape of the hormone molecules

(d) Presence or absence of appropriate receptors

(e) Thickness of its plasma membrane

Roger has been extremely thirsty. He drinks numerous glasses of water every day and urinates a great deal. Name two disorders that could produce these signs and symptoms. What test could a clinician perform to determine which disorder Roger has?

Describe the chemical nature of hormones.

Explain what mechanism of hormone action is occurring in this image. How does it work? Give an example of a hormone that uses this mechanism.

More than one choice may apply. Which is generally true of hormones?

a. Exocrine glands produce them.

b. They travel throughout the body in the blood.

c. They affect only non–hormone-producing organs.

d. All steroid hormones produce very similar physiological effects in the body.