MOH Infection Control & Hospital Epidemiology

Question 1

What is the single most effective method to prevent healthcare-associated infections (HAIs)?

Accepted Answer

Proper hand hygiene

Answer

Wearing gloves at all times

Answer

Using prophylactic antibiotics

Answer

Wearing a surgical mask

Question 2

Standard precautions in healthcare settings apply to:

Accepted Answer

All patients regardless of known infectious status

Answer

Only patients with confirmed infections

Answer

Only blood and visible body fluids

Answer

Only immunocompromised patients

Question 3

According to WHO's 'Five Moments of Hand Hygiene,' when should healthcare workers perform hand hygiene?

Accepted Answer

Before patient contact, before aseptic tasks, after body fluid exposure, after patient contact, and after touching patient surroundings

Answer

Only before patient contact

Answer

Only after contact with body fluids

Answer

Before entering and after leaving the patient room only

Question 4

Which type of transmission-based precaution is required for a patient with active pulmonary tuberculosis?

Accepted Answer

Airborne precautions

Answer

Contact precautions

Answer

Droplet precautions

Answer

Protective (reverse) isolation

Question 5

What is the correct sequence for donning (putting on) PPE?

Accepted Answer

Gown → Mask/respirator → Eye protection → Gloves

Answer

Gloves → Gown → Mask → Eye protection

Answer

Mask → Gown → Eye protection → Gloves

Answer

Eye protection → Gown → Mask → Gloves

Question 6

When hands are visibly soiled with blood or body fluids, the recommended hand decontamination method is:

Accepted Answer

Soap and water

Answer

Alcohol-based hand rub

Answer

Chlorhexidine-impregnated wipes

Answer

Povidone-iodine solution

Question 7

A healthcare-associated infection (HAI) is formally defined as an infection that:

Accepted Answer

Develops 48 hours or more after hospital admission and was not present on admission

Answer

Occurs within 24 hours of hospital admission

Answer

Is present or incubating at the time of hospital admission

Answer

Occurs only in surgical or ICU patients