, Chapter 1
TRUE/FALSE - Write 'T' if the statement is true and 'F' if the statement is false.
1) The study of disease processes aids in the understanding of normal functions.
⊚ true
⊚ false
2) Phase IV clinical drug trials involve testing a drug only on the specific human population who have the
condition that the drug is intended to treat.
⊚ true
⊚ false
3) Negative feedback results in a response that opposes the original deviation from normal.
⊚ true
⊚ false
4) Blood clotting is an example of positive feedback since the action of the effector opposes that of the
stimulus.
⊚ true
⊚ false
5) A patient takes a daily thyroid hormone replacement medication to maintain normal thyroid hormone
levels.
⊚ true
⊚ false
6) Stratified epithelial tissue provides little protection, but transports substances between the internal and
external environments.
⊚ true
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,⊚ false
7) Sebaceous glands are responsible for the lubrication of the skin.
⊚ true
⊚ false
8) Enamel, which is harder than bone or dentin, cannot be regenerated.
⊚ true
⊚ false
9) By affecting the diameter of cutaneous blood vessels, motor nerve fibers in the skin can regulate the
rate of blood flow.
⊚ true
⊚ false
10) Blood plasma and interstitial fluid are separated from each other; therefore,there is little
communication and exchange between these fluids.
⊚ true
⊚ false
MULTIPLE CHOICE - Choose the one alternative that best completes the statement or answers
the question.
11) Physiology .
A) emphasizes cause-and-effect mechanisms
B) includes the fields of chemistry and psychology
C) ignores the scientific method
D) ultimately strives to understand the structures of individual cells
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, 12) The study of how disease or injury alters physiological processes is termed .
A) comparative physiology
B) the scientific method
C) pathophysiology
D) anatomy
13) The first step in the scientific method involves the formation of a(n) .
A) theory
B) law
C) experiment
D) hypothesis
14) Phase clinical trials maximize the number of test participants and include human participants of
both sexes, different ethnic groups, and those who have health problems besides the one that the drug is
designed to treat.
A) I
B) II
C) III
D) IV
15) Phase I clinical trials do NOT involve .
A) testing on the target human population
B) testing how the drug is metabolized
C) testing how rapidly the drug is removed from the body
D) testing the most effective administration of the drug
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