PORTH'S ESSENTIALS OF
PATHOPHYSIOLOGY
5TH EDITION
• AUTHOR(S)TOMMIE L. NORRIS
TEST BANK
1) Health as a Dynamic State
Reference: Ch. 1 — Concepts of Health and Disease — Health
as a Dynamic State
A nurse is teaching a group of adults about health. One
participant says, “I am healthy because I do not have a
diagnosed disease.” Which response by the nurse best reflects
the concept of health in pathophysiology?
A. Health is the absence of disease only
B. Health is a dynamic state of physical, mental, and social well-
being
,C. Health is determined only by genetics
D. Health is the same as normal laboratory values
Correct Answer: B
Rationale — Correct:
Health is not merely the absence of disease; it is a dynamic
state that includes physical, mental, and social dimensions. A
person may have a chronic condition and still function well and
maintain wellness through adaptation and self-management.
Rationale — Incorrect Options:
A is incorrect because disease-free status does not fully define
health.
C is incorrect because health is influenced by multiple
determinants, not genetics alone.
D is incorrect because normal labs do not capture overall well-
being or adaptation.
Teaching Point:
Health is a multidimensional, changing state—not just the
absence of illness.
Citation: Norris, T. L. (2019). Porth’s Essentials of
Pathophysiology (5th ed.). Ch. 1.
2) Homeostasis and Disease
Reference: Ch. 1 — Concepts of Health and Disease —
Homeostasis
,A patient with severe vomiting develops weakness, confusion,
and irregular cardiac rhythms. Which interpretation best links
these findings to pathophysiology?
A. The body is maintaining normal homeostasis
B. Homeostatic balance has been disrupted, causing altered
organ function
C. The symptoms are unrelated to fluid loss
D. The condition represents a normal adaptation without risk
Correct Answer: B
Rationale — Correct:
Vomiting can disturb fluid and electrolyte balance, which
disrupts homeostasis and affects the nervous and
cardiovascular systems. Symptoms such as weakness,
confusion, and dysrhythmias reflect impaired physiologic
compensation.
Rationale — Incorrect Options:
A is incorrect because the patient’s findings indicate instability
rather than balance.
C is incorrect because the symptoms are strongly related to
fluid and electrolyte loss.
D is incorrect because these findings suggest a pathologic
disturbance, not harmless adaptation.
Teaching Point:
Disease often begins when compensatory mechanisms can no
longer preserve homeostasis.
, Citation: Norris, T. L. (2019). Porth’s Essentials of
Pathophysiology (5th ed.). Ch. 1.
3) Etiology and Risk
Reference: Ch. 1 — Concepts of Health and Disease — Etiology
and Risk Factors
A client asks why some people develop disease while others
exposed to the same environment do not. Which concept best
explains this difference?
A. Disease is always caused by one single factor
B. Disease results from interaction of risk factors, susceptibility,
and exposures
C. All disease is random and cannot be predicted
D. Only age determines disease development
Correct Answer: B
Rationale — Correct:
Disease development usually reflects interactions among
genetic susceptibility, environmental exposures, behavior, and
other risk factors. The same exposure can produce different
outcomes depending on host response and protective factors.
Rationale — Incorrect Options:
A is incorrect because most diseases are multifactorial.
C is incorrect because many illnesses have identifiable risk
patterns.
PATHOPHYSIOLOGY
5TH EDITION
• AUTHOR(S)TOMMIE L. NORRIS
TEST BANK
1) Health as a Dynamic State
Reference: Ch. 1 — Concepts of Health and Disease — Health
as a Dynamic State
A nurse is teaching a group of adults about health. One
participant says, “I am healthy because I do not have a
diagnosed disease.” Which response by the nurse best reflects
the concept of health in pathophysiology?
A. Health is the absence of disease only
B. Health is a dynamic state of physical, mental, and social well-
being
,C. Health is determined only by genetics
D. Health is the same as normal laboratory values
Correct Answer: B
Rationale — Correct:
Health is not merely the absence of disease; it is a dynamic
state that includes physical, mental, and social dimensions. A
person may have a chronic condition and still function well and
maintain wellness through adaptation and self-management.
Rationale — Incorrect Options:
A is incorrect because disease-free status does not fully define
health.
C is incorrect because health is influenced by multiple
determinants, not genetics alone.
D is incorrect because normal labs do not capture overall well-
being or adaptation.
Teaching Point:
Health is a multidimensional, changing state—not just the
absence of illness.
Citation: Norris, T. L. (2019). Porth’s Essentials of
Pathophysiology (5th ed.). Ch. 1.
2) Homeostasis and Disease
Reference: Ch. 1 — Concepts of Health and Disease —
Homeostasis
,A patient with severe vomiting develops weakness, confusion,
and irregular cardiac rhythms. Which interpretation best links
these findings to pathophysiology?
A. The body is maintaining normal homeostasis
B. Homeostatic balance has been disrupted, causing altered
organ function
C. The symptoms are unrelated to fluid loss
D. The condition represents a normal adaptation without risk
Correct Answer: B
Rationale — Correct:
Vomiting can disturb fluid and electrolyte balance, which
disrupts homeostasis and affects the nervous and
cardiovascular systems. Symptoms such as weakness,
confusion, and dysrhythmias reflect impaired physiologic
compensation.
Rationale — Incorrect Options:
A is incorrect because the patient’s findings indicate instability
rather than balance.
C is incorrect because the symptoms are strongly related to
fluid and electrolyte loss.
D is incorrect because these findings suggest a pathologic
disturbance, not harmless adaptation.
Teaching Point:
Disease often begins when compensatory mechanisms can no
longer preserve homeostasis.
, Citation: Norris, T. L. (2019). Porth’s Essentials of
Pathophysiology (5th ed.). Ch. 1.
3) Etiology and Risk
Reference: Ch. 1 — Concepts of Health and Disease — Etiology
and Risk Factors
A client asks why some people develop disease while others
exposed to the same environment do not. Which concept best
explains this difference?
A. Disease is always caused by one single factor
B. Disease results from interaction of risk factors, susceptibility,
and exposures
C. All disease is random and cannot be predicted
D. Only age determines disease development
Correct Answer: B
Rationale — Correct:
Disease development usually reflects interactions among
genetic susceptibility, environmental exposures, behavior, and
other risk factors. The same exposure can produce different
outcomes depending on host response and protective factors.
Rationale — Incorrect Options:
A is incorrect because most diseases are multifactorial.
C is incorrect because many illnesses have identifiable risk
patterns.
