Transmission Of Disease

Question 1

What transmission of disease is horizontal

Answer 1

Person to person

Question 2

What transmission of disease is vertical

Answer 2

Mother to child

Question 3

In the transmission chain what does the spread of infection require

Answer 3

1. Agent
2. Reservoir
3. Exit
4. Mode of transmission
5. Portal of entry
6. Susceptible host

Question 4

What is indirect transmission through

Answer 4

. Vehicle (object): Air , water and food
. vector

Question 5

Examples of direct transmission

Answer 5

Question 6

Examples of indirect transmission

Answer 6

Question 7

Example of fomites

Answer 7

Bed, phone, keyboard

Question 8

What divides defence against diseases

Answer 8

1. Preventing ingress - saliva, blood, scabs, stomach acid, skin, GCF
2. Dealing with ingress - Immune response, variable response (stress, smoking)