I: An Infection Model

Question 1

Describe a model of infection in 5 stages.

Answer 1

1. Pathogen and patient meet
2. A mechanism of infection takes place
3. Infection develops
4. Management
5. Outcome

Question 2

Name 4 types of pathogens.

Answer 2

1. Virus
2. Bacterium
3. Fungus
4. Parasite

Question 3

What factors concerning the patient affect the infection?

Answer 3

• Person (e.g. age, gender, social factors)
• Time (calendar, relative)
• Place (current, recent)

Question 4

Name the 7 mechanisms of infection.

Answer 4

1. Direct
2. Inoculation
3. Haematogenous
4. Ingestion
5. Inhalation
6. Vector
7. Vertical transmission (mother to child)

Question 5

Name 3 stages in management of infection.

Answer 5

1. Diagnosis
2. Treatment
3. Prevention