Chapter 11: epidemiology

Question 1

degree of susceptibility

Answer 1

characteristics of individuals within a host group interacting with elements of the epidemiologic triangle

Question 2

susceptibility and risk can also be defined as…

Answer 2

vulnerability

Question 3

vulnerability determines…

Answer 3

individual host response

Question 4

mode of transmission

Answer 4

ways in which a disease moves to a new host

Question 5

direct transmission

Answer 5

contact; skin to skin or sexual intercourse

Question 6

indirect transmission

Answer 6

common vehicle that moves disease to a new host; contaminated water supply; mosquito bite (malaria)

Question 7

etiologic period

Answer 7

1st stage in the disease process; host exposed to variety of agents

Question 8

pathogenesis period

Answer 8

2nd stage; host begins to react to agent (symptoms)
- ends in recovery or death

Question 9

purpose of examining screening/diagnostic test

Answer 9

to ensure validity and reliability

Question 10

surveillance

Answer 10

monitoring of diseases to determine patterns

Question 11

association

Answer 11

connection between environmental factor/stressor and disease

Question 12

causation

Answer 12

a definite cause and effect relationship between a stimulus and disease

Question 13

2 concepts that establish causality

Answer 13

necessary and sufficient

Question 14

crude mortality

Answer 14

compare number of deaths from specific cause with entire population

Question 15

specific mortality

Answer 15

compare number of deaths from specific cause in a particular subgroup with whole subgroup