TEST BANK FOR EPIDEMIOLOGY EXAM
QUESTIONS AND CORRECT ANSWERS
(VERIFIED ANSWERS) PLUS RATIONALES
2026 Q&A | INSTANT DOWNLOAD PDF
1. What is the primary goal of epidemiology?
A. To treat individual patients
B. To study the distribution and determinants of disease in
populations
C. To develop surgical procedures
D. To manufacture vaccines
Answer: B
Rationale: Epidemiology focuses on patterns, causes, and effects of
health and disease conditions in defined populations.
2. The term "incidence" refers to:
,A. Total number of cases at a given time
B. Number of new cases occurring in a population during a specified
period
C. Number of deaths from a disease
D. Percentage of hospitalized patients
Answer: B
Rationale: Incidence measures new occurrences of disease, which helps
determine risk.
3. Prevalence measures:
A. New cases only
B. All existing cases of a disease at a given time
C. Mortality rates
D. Hospital admissions
Answer: B
Rationale: Prevalence reflects both new and existing cases in a
population at a particular time.
4. A disease that is constantly present in a population is called:
,A. Pandemic
B. Epidemic
C. Endemic
D. Outbreak
Answer: C
Rationale: Endemic diseases maintain a steady presence in a population
or region.
5. An epidemic refers to:
A. A disease limited to animals
B. A worldwide disease outbreak
C. A sudden increase in disease cases above expected levels
D. A chronic condition
Answer: C
Rationale: An epidemic occurs when disease incidence rises significantly
above normal expectations.
6. A worldwide spread of disease is known as:
A. Endemic
B. Cluster
, C. Pandemic
D. Sporadic
Answer: C
Rationale: A pandemic is an epidemic that spreads across countries or
continents.
7. Epidemiology is most closely associated with which type of
prevention?
A. Surgical treatment
B. Disease prevention and health promotion
C. Cosmetic medicine
D. Genetic therapy
Answer: B
Rationale: Epidemiology guides public health strategies aimed at
preventing disease.
8. The population at risk refers to:
A. All hospital patients
B. Individuals susceptible to a specific disease
QUESTIONS AND CORRECT ANSWERS
(VERIFIED ANSWERS) PLUS RATIONALES
2026 Q&A | INSTANT DOWNLOAD PDF
1. What is the primary goal of epidemiology?
A. To treat individual patients
B. To study the distribution and determinants of disease in
populations
C. To develop surgical procedures
D. To manufacture vaccines
Answer: B
Rationale: Epidemiology focuses on patterns, causes, and effects of
health and disease conditions in defined populations.
2. The term "incidence" refers to:
,A. Total number of cases at a given time
B. Number of new cases occurring in a population during a specified
period
C. Number of deaths from a disease
D. Percentage of hospitalized patients
Answer: B
Rationale: Incidence measures new occurrences of disease, which helps
determine risk.
3. Prevalence measures:
A. New cases only
B. All existing cases of a disease at a given time
C. Mortality rates
D. Hospital admissions
Answer: B
Rationale: Prevalence reflects both new and existing cases in a
population at a particular time.
4. A disease that is constantly present in a population is called:
,A. Pandemic
B. Epidemic
C. Endemic
D. Outbreak
Answer: C
Rationale: Endemic diseases maintain a steady presence in a population
or region.
5. An epidemic refers to:
A. A disease limited to animals
B. A worldwide disease outbreak
C. A sudden increase in disease cases above expected levels
D. A chronic condition
Answer: C
Rationale: An epidemic occurs when disease incidence rises significantly
above normal expectations.
6. A worldwide spread of disease is known as:
A. Endemic
B. Cluster
, C. Pandemic
D. Sporadic
Answer: C
Rationale: A pandemic is an epidemic that spreads across countries or
continents.
7. Epidemiology is most closely associated with which type of
prevention?
A. Surgical treatment
B. Disease prevention and health promotion
C. Cosmetic medicine
D. Genetic therapy
Answer: B
Rationale: Epidemiology guides public health strategies aimed at
preventing disease.
8. The population at risk refers to:
A. All hospital patients
B. Individuals susceptible to a specific disease
