Walden PUBH 6001 Introduction to
Public Health Midterm Exam Practice
Examination 2026–2027 Comprehensive
Question Practice Test with Answers &
Rationales Free Pdf Access
1. What is the primary focus of public health?
A. Treating individual patients after they become ill
B. Improving the health of populations
C. Performing surgical procedures
D. Dispensing prescription medications
Answer: B
Rationale: Public health focuses on protecting and improving the health of populations and
communities, rather than primarily treating individual patients.
2. Which activity is an example of public health practice?
A. Performing an appendectomy
B. Conducting community vaccination programs
C. Prescribing antibiotics to one patient
D. Performing an individual physical examination
Answer: B
Rationale: Community vaccination programs prevent disease at the population level.
3. Which of the following best describes epidemiology?
A. The study of individual patient treatment
B. The study of disease patterns and determinants in populations
C. The study of hospital finances
D. The study of pharmaceutical manufacturing
,Answer: B
Rationale: Epidemiology examines the distribution and determinants of health-related states or
events in populations and applies this knowledge to control health problems.
4. Which concept refers to the number of new cases of a disease occurring during a specified
period?
A. Prevalence
B. Incidence
C. Mortality
D. Case fatality
Answer: B
Rationale: Incidence measures new cases occurring in a population during a specified period.
5. Which measure describes all existing cases of a disease in a population at a particular time?
A. Incidence
B. Prevalence
C. Mortality rate
D. Attack rate
Answer: B
Rationale: Prevalence includes both existing new and previously diagnosed cases present in the
population.
6. A public-health department wants to determine how many people currently have
hypertension in a city. Which measure is most appropriate?
A. Incidence
B. Prevalence
C. Case fatality rate
D. Relative risk
Answer: B
Rationale: The question concerns the total burden of existing hypertension, making prevalence
appropriate.
7. Which term describes death resulting from a disease within a population?
, A. Morbidity
B. Mortality
C. Incidence
D. Prevalence
Answer: B
Rationale: Mortality refers to death, whereas morbidity refers to illness or disease.
8. Morbidity primarily refers to:
A. Death
B. Disease or illness
C. Birth
D. Migration
Answer: B
Rationale: Morbidity describes illness, disease, or disability within a population.
9. Which is an example of primary prevention?
A. Rehabilitation after a stroke
B. Screening for breast cancer
C. Childhood immunization
D. Physical therapy after a fracture
Answer: C
Rationale: Primary prevention prevents disease before it occurs. Immunization is a classic
example.
10. Which activity represents secondary prevention?
A. Smoking-prevention education
B. Cancer screening
C. Rehabilitation after disability
D. Hospice care
Answer: B
Rationale: Secondary prevention emphasizes early detection and treatment, such as screening.
11. Which is an example of tertiary prevention?
Public Health Midterm Exam Practice
Examination 2026–2027 Comprehensive
Question Practice Test with Answers &
Rationales Free Pdf Access
1. What is the primary focus of public health?
A. Treating individual patients after they become ill
B. Improving the health of populations
C. Performing surgical procedures
D. Dispensing prescription medications
Answer: B
Rationale: Public health focuses on protecting and improving the health of populations and
communities, rather than primarily treating individual patients.
2. Which activity is an example of public health practice?
A. Performing an appendectomy
B. Conducting community vaccination programs
C. Prescribing antibiotics to one patient
D. Performing an individual physical examination
Answer: B
Rationale: Community vaccination programs prevent disease at the population level.
3. Which of the following best describes epidemiology?
A. The study of individual patient treatment
B. The study of disease patterns and determinants in populations
C. The study of hospital finances
D. The study of pharmaceutical manufacturing
,Answer: B
Rationale: Epidemiology examines the distribution and determinants of health-related states or
events in populations and applies this knowledge to control health problems.
4. Which concept refers to the number of new cases of a disease occurring during a specified
period?
A. Prevalence
B. Incidence
C. Mortality
D. Case fatality
Answer: B
Rationale: Incidence measures new cases occurring in a population during a specified period.
5. Which measure describes all existing cases of a disease in a population at a particular time?
A. Incidence
B. Prevalence
C. Mortality rate
D. Attack rate
Answer: B
Rationale: Prevalence includes both existing new and previously diagnosed cases present in the
population.
6. A public-health department wants to determine how many people currently have
hypertension in a city. Which measure is most appropriate?
A. Incidence
B. Prevalence
C. Case fatality rate
D. Relative risk
Answer: B
Rationale: The question concerns the total burden of existing hypertension, making prevalence
appropriate.
7. Which term describes death resulting from a disease within a population?
, A. Morbidity
B. Mortality
C. Incidence
D. Prevalence
Answer: B
Rationale: Mortality refers to death, whereas morbidity refers to illness or disease.
8. Morbidity primarily refers to:
A. Death
B. Disease or illness
C. Birth
D. Migration
Answer: B
Rationale: Morbidity describes illness, disease, or disability within a population.
9. Which is an example of primary prevention?
A. Rehabilitation after a stroke
B. Screening for breast cancer
C. Childhood immunization
D. Physical therapy after a fracture
Answer: C
Rationale: Primary prevention prevents disease before it occurs. Immunization is a classic
example.
10. Which activity represents secondary prevention?
A. Smoking-prevention education
B. Cancer screening
C. Rehabilitation after disability
D. Hospice care
Answer: B
Rationale: Secondary prevention emphasizes early detection and treatment, such as screening.
11. Which is an example of tertiary prevention?
