COMAT Preventive Medicine and Public Health

Question 1

According to the 2021 USPSTF update, at what age should average-risk individuals begin colorectal cancer screening?

Accepted Answer

45 years

Answer

40 years

Answer

50 years

Answer

55 years

Question 2

Which herpes zoster vaccine is preferred for adults aged 50 and older due to its greater than 90% efficacy?

Accepted Answer

Shingrix (recombinant subunit)

Answer

Zostavax (live-attenuated)

Answer

Varivax (live-attenuated)

Answer

MMRV (live-attenuated)

Question 3

In epidemiology, which measure quantifies the proportion of new disease cases arising in a susceptible population over a defined time period?

Accepted Answer

Incidence rate

Answer

Prevalence

Answer

Attack rate

Answer

Mortality rate

Question 4

When disease prevalence in a population is very low (1%), a screening test with 90% sensitivity and 80% specificity will most likely produce which of the following?

Accepted Answer

Many false positive results relative to true positives

Answer

High positive predictive value

Answer

Low negative predictive value

Answer

Correct identification of all true negatives

Question 5

Which level of prevention involves early detection and treatment of asymptomatic disease through screening programs?

Accepted Answer

Secondary prevention

Answer

Primary prevention

Answer

Tertiary prevention

Answer

Quaternary prevention

Question 6

Which modifiable risk factor is the leading cause of preventable death in the United States, responsible for approximately 480,000 deaths annually?

Accepted Answer

Tobacco use

Answer

Obesity

Answer

Physical inactivity

Answer

Excessive alcohol consumption

Question 7

According to the 2024 USPSTF recommendation, when should average-risk women begin biennial mammography screening for breast cancer?

Accepted Answer

Age 40

Answer

Age 35

Answer

Age 45

Answer

Age 50