Public Health

Question 1

what are the principles of health promotion?

Answer 1

health promotion
health protection
preventative health services

Question 2

how do you calculate prevalence?

Answer 2

all cases of a given dz at a given time/ estimated pop *1000

Question 3

how do you calculate incidence?

Answer 3

NEW cases of dz per unit time/ estimated pop * 10

Question 4

what is false positive?

Answer 4

persons without the disease but are positive to test/ total non-diseased x100

Question 5

what is false negative?

Answer 5

persons WITH dz but negative to test/ total diseased x100

Question 6

How are risk categories for healthcare workers defined?

Answer 6

Category 1- frequent, direct contact with blood and body fluids (surgeons, sanitation workers, lab techs)
Category 2- infrequent contact (eg. xray tech, EKG )
Category 3- seldom (e.g. receptionist)

Question 7

What are the agencies involved in health issues?

Answer 7

1. Dept of Health and Human Services- 75%
2. Veterans Administration- 10%
3. Department of Defense- 7%
4. Other (Dept of Agriculture, EPA, Dept of Labor)