Infection Control

Question 1

What is the chain of infection?

Answer 1

1. Causative agent
2. Reservoir
3. Portal of exit
4. Mode of transmission
5. Portal of entry
6. Susceptible host

Question 2

What is the infection process?

Answer 2

1. Incubation period
2. Prodomal stage
3. Illness
4. Recovery

Question 3

What are standard precautions for PPE?

Answer 3

• hand hygiene
• eyewear
• standard surgical masks
• gown
• gloves
• safe handling of sharps

Question 4

Types of infections

Answer 4

Local or systemic.
Local are limited to specific part of the body. If it spreads it can become systemic (can turn into sepsis)

Question 5

What is Endrogenous?

Answer 5

Infection cause by organisms already in the body

Question 6

What is Exogenous?

Answer 6

Caused by organisms external to the body.

Question 7

What is a specific defence against infection?

Answer 7

Acquired immunity. Protects from specific, identifiable, foreign agent. Develop response that is stored if re-exposure occurs.

Question 8

What is a non-specific defence?

Answer 8

Innate/ not immunity. Protects from pathogens & foreign substances the same way every time.

Question 9

What are the 3 stages of inflammatory response?

Answer 9

1. Vascular & Cellular
2. Exudate production
3. Reparative phase

Question 10

Correct Doffing Sequence

Answer 10

1. Hand hygiene
2. Gown
3. Mask
4. Eyewear or shield
5. Gloves

Question 11

Correct Doffing sequence.

Answer 11

1. Gloves
2. Hand hygiene
3. Eyewear/ shield
4. Gown
5. Mask
6. Hand hygiene