OCC OCC Preventive Medicine & Population Health

Question 1

The USPSTF recommends annual low-dose CT (LDCT) screening for lung cancer in adults aged 50–80 with which smoking history?

Accepted Answer

20 pack-year history who currently smoke or quit within the past 15 years

Answer

Any prior smoking history regardless of amount

Answer

Only current smokers with >40 pack-year history

Answer

Current smokers over age 65 only

Question 2

Which preventive health strategy targets an entire population rather than individuals identified as high-risk?

Accepted Answer

Population-based (mass) strategy

Answer

High-risk individual strategy

Answer

Targeted screening strategy

Answer

Opportunistic screening

Question 3

A 45-year-old woman with no family history of colorectal cancer should begin screening at what age according to updated USPSTF guidelines?

Accepted Answer

45 years

Answer

50 years

Answer

40 years

Answer

55 years

Question 4

Social determinants of health (SDOH) that most directly affect patient health outcomes include which factors?

Accepted Answer

Housing stability, food security, education, income, and access to healthcare

Answer

Genetic polymorphisms and family history only

Answer

Physician quality and hospital technology

Answer

Patient adherence and individual health behaviors alone

Question 5

Which level of prevention involves early detection and treatment of disease before it becomes symptomatic?

Accepted Answer

Secondary prevention

Answer

Primary prevention

Answer

Tertiary prevention

Answer

Primordial prevention

Question 6

The body mass index (BMI) threshold for obesity classification in adults in the US is which value?

Accepted Answer

≥ 30 kg/m²

Answer

≥ 25 kg/m²

Answer

≥ 35 kg/m²

Answer

≥ 27 kg/m²