Q7

Question 1

Incidence refers to:

Select one:
a. the number of existing cases of disease at a given time divided by the observed population in the same period

b. the number of existing cases of disease
c. new cases of disease in a specified time
d. population at risk of a disease over a specified time period

Answer 1

C Yes

Question 2

Epidemiology is used to describe the health status of:

Select one:
a. individuals

b. populations
c. animals
d. families

Answer 2

b yes

Question 3

Which of the following are the correct time periods used when describing the course of the natural history of a disease?

Select one:
a. incubation period, reduction period, latency period and sojourn period

b. incubation period, induction period, latency period and sojourn period
c. incubation period, induction period, latency period and fatality period
d. none of the above

Answer 3

B yes

Question 4

In disease prevention, secondary prevention is directed towards:

Select one:
a. the stage of susceptibility and aims to prevent ‘exposure’

b. the clinical stage of the disease and aims to prevent or minimise the progression of the disease or its consequences
c. the subclinical stage of the disease and aims to prevent the clinical stage or to reduce the severity of the disease once it has emerged
d. the post-disease stage and aims to prevent ‘re-exposure’

Answer 4

C Yes

Question 5

An epidemic refers to:

Select one:
a. a of map cases according to the date when a person fell ill or was diagnosed with a disease

b. the occurrence of a number of cases with a specific disease in a community or region that is unusually large or unexpected for the given place or time
c. the occurrence of a number of cases with a specific disease in a community or region that is unusually small or unexpected for the given place or time
d. the time during which an infected person can transit a disease

Answer 5

b yes