Vaccine preventable diseases

Question 1

4 routes of transmission of diseases

Answer 1

1. contact
2. droplet
3. airborne
4. vector

Question 2

4 Risk factors for developing infection

Answer 2

1. duration of exposure
2. intensity of exposure
3. infectiousness of organism
4. susceptibility of host

Question 3

what consists of a descriptive approach to childhood infectious disease (10)

Answer 3

1. clinical description
2. Aetiology
3. route of transmission
4. natural history
5. period of communicability
6. complications
7. diagnosis
8. treatment
9. prevention
10. outbreak and potential management

Question 4

what is the Basic reproductive number (Ro)

Answer 4

the average number of persons infected by a single disease source(number of expected secondary infections)

Question 5

what affects the Basic reproductive number

Answer 5

1. duration of infectivity
2. the infectiousness of the organism
3. the number of susceptible people with whom the infected person comes into contact

Question 6

what 2 conclusions can you make after getting the Basic reproductive number

Answer 6

if it is greater than 1 the disease will continue to spread

if it is less than 1 it wont continue to spread