Chapter 2

Indicators that an individual is experiencing stress include all of the following except: a. tachycardia. b. diaphoresis. c. peripheral vasoconstriction. d. pupil constriction.

D. Pupil constriction

In stressful circumstances, the brain releases _____, which may improve mood, reduce pain, and induce sleep.

Endorphins

The process of change in an individual in response to altered conditions is called

Allostasis

Antidiuretic hormone secretion may increase during physiologic stress leading to an increase in

Body fluid volume

Allostatic adaptation in response to stress may be considered successful when

Homeostasis is restored.

The effects of excessive cortisol production include

Immune suppression

Which of the following normally is not secreted in response to stress?

Insulin

Many of the responses to stress are attributed to activation of the sympathetic nervous system and are mediated by

Norepinephrine

All of the following stress-induced hormones increase blood glucose except a. antidiuretic hormone. b. cortisol. c. growth hormone. d. norepinephrine.

a. antidiuretic hormone

Selye's three phases of the stress response include all of the following except a. initiation. b. resistance. c. alarm. d exhaustion.

a. initiation