NURS. 5315 2025/2026 A+ Exam Questions with Verified
Answers.
Terms in this set (102)
What does "communicability" B) The ability of a disease to spread from one individual to another
refer to in infectious diseases?
A) The ability of a pathogen to
cause disease
B) The ability of a disease to
spread from one individual to
another
C) The severity of symptoms
caused by a disease
D) The immune response
triggered by a pathogen
Which of the following best C) It requires a small number of pathogens to establish an infection
describes a disease with high
infectivity?
A) It requires a large number of
pathogens to cause infection
B) It can cause disease only in
certain host species
C) It requires a small number of
pathogens to establish an
infection
D) It triggers a weak immune
response in the host
,What does "immunogenicity" mean C) The ability to elicit an immune response in the host
in the context of a pathogen?
A) The ability to reproduce
rapidly within the host
B) The ability to cause severe disease
C) The ability to elicit an immune
response in the host
D) The ability to produce toxins
Which of the following pathogens B) Clostridium botulinum
is known for its high
toxigenicity?
A) Helicobacter pylori
B) Clostridium botulinum
C) Mycobacterium tuberculosis
D) Influenza virus
Pathogenicity refers to: C) The ability of a pathogen to cause disease in the host
A) The ability of a pathogen to
multiply within the host
B) The severity of symptoms
caused by a pathogen
C) The ability of a pathogen to
cause disease in the host
D) The ability of a pathogen to
trigger inflammation in the
host
Which of the following would B) It leads to severe disease with high mortality rates
most likely indicate a pathogen
with high virulence?
A) It causes mild, temporary illness
B) It leads to severe disease
with high mortality rates
C) It remains dormant for years
without causing symptoms
D) It is easily neutralized by
the host's immune system
Which of the following is NOT D) Bloodstream
a common portal of entry for
pathogens?
A) Respiratory tract
B) Urogenital tract
C) Skin
,D) Bloodstream
What is an outbreak? B) An unexpected rise in the number of disease cases in a particular area or
A) A disease that affects a large group
global population
B) An unexpected rise in the
number of disease cases in a
particular area or group
C) A disease that is always
present in a population
D) A disease that occurs
sporadically without a
specific pattern
A disease that is consistently B) Endemic
present in a specific geographic
area is called:
A) Epidemic
B) Endemic
C) Pandemic
D) Outbreak
, Which term is used to describe a B) Pandemic
global outbreak of a disease?
A) Endemic
B) Pandemic
C) Epidemic
D) Hyperendemic
Which stage of infection is B) Prodrome period
characterized by the body's
immune system beginning to
respond to the pathogen?
A) Incubation period
B) Prodrome period
C) Period of illness
D) Convalescence
During which stage of infection do B) Period of illness
symptoms like fever and fatigue
typically appear?
A) Incubation period
B) Period of illness
C) Period of decline
D) Convalescence
What is the relationship between A) Higher pathogen load typically correlates with more severe symptoms
pathogen load and the severity of
symptoms?
A) Higher pathogen load typically
correlates with more severe
symptoms
B) A high pathogen load usually
results in no symptoms
C) Pathogen load has no
effect on symptom
severity
D) A low pathogen load causes
severe symptoms
Which stage of infection involves C) Period of convalescence
the host repairing tissue damage
and returning to normal health?
A) Incubation period
B) Period of illness
C) Period of convalescence
D) Prodrome period
Answers.
Terms in this set (102)
What does "communicability" B) The ability of a disease to spread from one individual to another
refer to in infectious diseases?
A) The ability of a pathogen to
cause disease
B) The ability of a disease to
spread from one individual to
another
C) The severity of symptoms
caused by a disease
D) The immune response
triggered by a pathogen
Which of the following best C) It requires a small number of pathogens to establish an infection
describes a disease with high
infectivity?
A) It requires a large number of
pathogens to cause infection
B) It can cause disease only in
certain host species
C) It requires a small number of
pathogens to establish an
infection
D) It triggers a weak immune
response in the host
,What does "immunogenicity" mean C) The ability to elicit an immune response in the host
in the context of a pathogen?
A) The ability to reproduce
rapidly within the host
B) The ability to cause severe disease
C) The ability to elicit an immune
response in the host
D) The ability to produce toxins
Which of the following pathogens B) Clostridium botulinum
is known for its high
toxigenicity?
A) Helicobacter pylori
B) Clostridium botulinum
C) Mycobacterium tuberculosis
D) Influenza virus
Pathogenicity refers to: C) The ability of a pathogen to cause disease in the host
A) The ability of a pathogen to
multiply within the host
B) The severity of symptoms
caused by a pathogen
C) The ability of a pathogen to
cause disease in the host
D) The ability of a pathogen to
trigger inflammation in the
host
Which of the following would B) It leads to severe disease with high mortality rates
most likely indicate a pathogen
with high virulence?
A) It causes mild, temporary illness
B) It leads to severe disease
with high mortality rates
C) It remains dormant for years
without causing symptoms
D) It is easily neutralized by
the host's immune system
Which of the following is NOT D) Bloodstream
a common portal of entry for
pathogens?
A) Respiratory tract
B) Urogenital tract
C) Skin
,D) Bloodstream
What is an outbreak? B) An unexpected rise in the number of disease cases in a particular area or
A) A disease that affects a large group
global population
B) An unexpected rise in the
number of disease cases in a
particular area or group
C) A disease that is always
present in a population
D) A disease that occurs
sporadically without a
specific pattern
A disease that is consistently B) Endemic
present in a specific geographic
area is called:
A) Epidemic
B) Endemic
C) Pandemic
D) Outbreak
, Which term is used to describe a B) Pandemic
global outbreak of a disease?
A) Endemic
B) Pandemic
C) Epidemic
D) Hyperendemic
Which stage of infection is B) Prodrome period
characterized by the body's
immune system beginning to
respond to the pathogen?
A) Incubation period
B) Prodrome period
C) Period of illness
D) Convalescence
During which stage of infection do B) Period of illness
symptoms like fever and fatigue
typically appear?
A) Incubation period
B) Period of illness
C) Period of decline
D) Convalescence
What is the relationship between A) Higher pathogen load typically correlates with more severe symptoms
pathogen load and the severity of
symptoms?
A) Higher pathogen load typically
correlates with more severe
symptoms
B) A high pathogen load usually
results in no symptoms
C) Pathogen load has no
effect on symptom
severity
D) A low pathogen load causes
severe symptoms
Which stage of infection involves C) Period of convalescence
the host repairing tissue damage
and returning to normal health?
A) Incubation period
B) Period of illness
C) Period of convalescence
D) Prodrome period
