Chapter 02: Homeostasis
Patton: Anatomy and Physiology, 9th Edition
MULTIPLE CHOICE
1. Of the 11 major body systems, which is the least involved in
... [Show More] maintaining homeostasis?
a. Circulatory
b. Endocrine
c. Lymphatic
d. Reproductive
ANS: D DIF: Application REF: p. 25 TOP: System Level
2. Homeostasis can best be described as:
a. a constant state maintained by living and nonliving organisms.
b. a state of relative constancy.
c. adaptation to the external environment.
d. changes in body temperature.
ANS: B DIF: Application REF: p. 24 TOP: Homeostasis
3. Which of the following is not one of the basic components in a feedback control loop?
a. Effector mechanism
b. Transmitter
c. Sensor
d. Integrating center
ANS: B DIF: Memorization REF: p. 26
TOP: Basic Components of Control Mechanisms
4. The body’s thermostat is located in the:
a. heart.
b. cerebellum.
c. pituitary.
d. hypothalamus.
ANS: D DIF: Memorization REF: p. 27
TOP: Basic Components of Control Mechanisms
5. The contraction of the uterus during the birth of a baby is an example of feedback.
a. negative
b. positive
c. inhibitory
d. deviating
ANS: B DIF: Memorization REF: p. 28
TOP: Positive-Feedback Control Systems
6. Negative-feedback mechanisms:
a. minimize changes in blood glucose levels.
b. maintain homeostasis.
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Anatomy and Physiology 9th Edition Patton Test Bank
c. are responsible for an increased rate of sweating when air temperature is higher
than body temperature.
d. All of the above are correct.
ANS: D DIF: Memorization REF: p. 27
TOP: Negative-Feedback Control Systems
7. Pathogenesis can be defined as:
a. a specific disease.
b. a group of diseases.
c. the course of disease development.
d. a subgroup of viruses.
ANS: C DIF: Memorization REF: p. 32
TOP: Disease Terminology
8. Intracellular parasites that consist of DNA or RNA surrounded by a protein coat and
sometimes by a lipoprotein envelope are called:
a. viruses.
b. bacteria.
c. fungi.
d. protozoa.
ANS: A DIF: Memorization REF: p. 32
TOP: Basic Mechanisms of Disease
9. The term that literally means self-immunity is:
a. autoimmunity.
b. homoimmunity.
c. passive immunity.
d. active immunity.
ANS: A DIF: Memorization REF: p. 33
TOP: Basic Mechanisms of Disease
10. Epidemiology is the study of the of diseases in human populations.
a. occurrence
b. distribution
c. transmission
d. All of the above are correct.
ANS: D DIF: Memorization REF: p. 25
TOP: Disease Terminology
11. Which of the following may put one at risk for developing a given disease?
a. Environment
b. Stress
c. Lifestyle
d. All of the above
ANS: D DIF: Memorization REF: p. 34
TOP: Mechanisms of Disease
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Anatomy and Physiology 9th Edition Patton Test Bank
12. Negative-feedback control systems:
a. oppose a change.
b. accelerate a change.
c. have no effect on the deviation from set point.
d. establish a new set point.
ANS: A DIF: Memorization REF: p. 27
TOP: Negative-Feedback Control Systems
13. Positive-feedback control systems:
a. have no effect on the deviation from set point.
b. accelerate a change.
c. ignore a change.
d. do not exist in human systems.
ANS: B DIF: Memorization REF: p. 28
TOP: Positive-Feedback Control Systems
14. Shivering to try to raise your body temperature back to normal would be an example of:
a. the body trying to maintain homeostasis.
b. a positive-feedback mechanism.
c. a negative-feedback mechanism.
d. both A and C.
ANS: D DIF: Synthesis REF: p. 27
TOP: Homeostasis/Negative-Feedback Control Systems
15. Eponyms are scientific terms
N
tha
R
t:
a. sound alike but are spelled differently
b. can have more than one meaning.
c. are based on a person’s name.
d. are none of the above.
ANS: C DIF: Memorization REF: p. 32
TOP: The Language of Science and Medicine
16. Which of the following is a protein substance with [Show Less]