MULTIPLE CHOICE QUESTIONS ON INFECTION PREVENTION AND CONTROL PRACTICE QUIZ – MCQS WITH RATIONALE ANSWER – INFECTION PREVENTION AND CONTROL MCQ QUESTIONS WITH RATIONALE
MCQ FOR INFECTION PREVENTION AND CONTROL QUIZ
These mcqs are prepared exclusively for medical professionals for exam preparation. MCQ is helpful to remember the concept on infection prevention and control mcq quiz. This multiple choice questions are helpful for preparation for DHA, PROMETRIC, MOH, HAAD, NCLEX, Medical, NEET and Nursing EXAMINATION
INFECTION PREVENTION AND CONTROL MCQ QUIZ
Infection Prevention and Control MCQs with Rationale Answers
Question 1
What is the most effective method for preventing healthcare-associated infections?
A) Wearing gloves
B) Using hand sanitizers
C) Hand hygiene
D) Wearing masks
Answer: C) Hand hygiene
Rationale: Hand hygiene is the most effective method to prevent healthcare-associated infections (HAIs). Proper handwashing with soap and water or using alcohol-based hand sanitizers can significantly reduce the transmission of pathogens.
Question 2
Which of the following is NOT a standard precaution for infection control?
A) Hand hygiene
B) Use of personal protective equipment (PPE)
C) Sterilization of instruments
D) Isolation of all patients
Answer: D) Isolation of all patients
Rationale: Standard precautions include hand hygiene, use of PPE, and sterilization of instruments. Isolation is used only for patients with known or suspected infections that can be transmitted to others.
Question 3
What is the primary purpose of using personal protective equipment (PPE) in infection control?
A) To protect the environment
B) To protect the healthcare worker
C) To protect the patient
D) To reduce waste
Answer: B) To protect the healthcare worker
Rationale: The primary purpose of PPE, such as gloves, gowns, masks, and eye protection, is to protect healthcare workers from exposure to infectious agents.
Question 4
Which type of hand hygiene method is preferred when hands are visibly dirty?
A) Alcohol-based hand rub
B) Antibacterial wipes
C) Soap and water
D) Hand lotion
Answer: C) Soap and water
Rationale: When hands are visibly dirty or contaminated with proteinaceous material, soap and water should be used for hand hygiene. Alcohol-based hand rubs are effective for routine decontamination of hands.
Question 5
What is the recommended duration for handwashing with soap and water to effectively remove pathogens?
A) 5 seconds
B) 10 seconds
C) 15 seconds
D) 20 seconds
Answer: D) 20 seconds
Rationale: The recommended duration for handwashing with soap and water is at least 20 seconds to ensure thorough removal of pathogens.
Question 6
Which of the following is an example of an airborne precaution?
A) Wearing gloves
B) Wearing a surgical mask
C) Using an N95 respirator
D) Hand hygiene
Answer: C) Using an N95 respirator
Rationale: Airborne precautions are used for infections that can be spread through airborne particles, and using an N95 respirator is an example of such a precaution.
Question 7
Which of the following organisms is commonly associated with healthcare-associated infections?
A) Escherichia coli
B) Staphylococcus aureus
C) Streptococcus pyogenes
D) Helicobacter pylori
Answer: B) Staphylococcus aureus
Rationale: Staphylococcus aureus, including methicillin-resistant Staphylococcus aureus (MRSA), is a common cause of healthcare-associated infections.
Question 8
What is the primary goal of an infection control program in healthcare settings?
A) To reduce healthcare costs
B) To improve patient satisfaction
C) To prevent and control infections
D) To increase staff productivity
Answer: C) To prevent and control infections
Rationale: The primary goal of an infection control program is to prevent and control infections in healthcare settings, ensuring the safety of patients, staff, and visitors.
Question 9
Which of the following procedures requires the use of sterile technique?
A) Drawing blood
B) Administering oral medication
C) Inserting a central venous catheter
D) Measuring blood pressure
Answer: C) Inserting a central venous catheter
Rationale: Inserting a central venous catheter requires sterile technique to prevent introducing pathogens into the bloodstream.
Question 10
Which of the following is a key component of a healthcare worker’s personal protective equipment?
A) Sterile gloves
B) Surgical cap
C) Face shield
D) Cotton apron
Answer: C) Face shield
Rationale: A face shield is a key component of PPE as it protects the healthcare worker’s eyes and face from exposure to infectious agents.
Question 11
What is the recommended action if a healthcare worker sustains a needlestick injury?
A) Apply antiseptic to the wound
B) Report the injury immediately
C) Bandage the wound and continue working
D) Soak the wound in alcohol
Answer: B) Report the injury immediately
Rationale: If a healthcare worker sustains a needlestick injury, it should be reported immediately to ensure appropriate post-exposure prophylaxis and monitoring.
Question 12
Which of the following is an effective way to disinfect surfaces in a healthcare setting?
A) Using bleach solutions
B) Wiping with water
C) Air drying
D) Using hand sanitizers
Answer: A) Using bleach solutions
Rationale: Bleach solutions are effective for disinfecting surfaces and killing a wide range of pathogens in healthcare settings.
Question 13
What is the main purpose of using isolation precautions?
A) To provide privacy for the patient
B) To prevent the spread of infectious agents
C) To reduce noise levels
D) To decrease healthcare costs
Answer: B) To prevent the spread of infectious agents
Rationale: Isolation precautions are used to prevent the spread of infectious agents from one patient to others, healthcare workers, and visitors.
Question 14
Which of the following is NOT considered a high-touch surface in a healthcare setting?
A) Doorknobs
B) Light switches
C) Bed rails
D) Ceiling tiles
Answer: D) Ceiling tiles
Rationale: High-touch surfaces are frequently touched and therefore more likely to be contaminated with pathogens. Ceiling tiles are not typically high-touch surfaces.
Question 15
Which type of PPE is essential when caring for a patient with tuberculosis?
A) Surgical mask
B) N95 respirator
C) Gown
D) Face shield
Answer: B) N95 respirator
Rationale: Tuberculosis is an airborne disease, and an N95 respirator is essential to protect healthcare workers from inhaling infectious particles.
Question 16
Which of the following is a common source of healthcare-associated infections?
A) Contaminated hands of healthcare workers
B) Clean surgical instruments
C) Sterile wound dressings
D) Properly stored medications
Answer: A) Contaminated hands of healthcare workers
Rationale: Contaminated hands of healthcare workers are a common source of healthcare-associated infections due to the transmission of pathogens.
Question 17
What is the primary function of the infection control committee in a healthcare facility?
A) To design patient care plans
B) To monitor and prevent infections
C) To manage hospital finances
D) To recruit new staff
Answer: B) To monitor and prevent infections
Rationale: The infection control committee is responsible for monitoring infection rates, implementing control measures, and preventing infections in the healthcare facility.
Question 18
Which of the following hand hygiene products is most effective against Clostridium difficile spores?
A) Alcohol-based hand rub
B) Antibacterial soap
C) Regular soap and water
D) Hand lotion
Answer: C) Regular soap and water
Rationale: Clostridium difficile spores are resistant to alcohol-based hand rubs. Washing with soap and water is necessary to physically remove these spores from the hands.
Question 19
Why is it important to follow the manufacturer’s instructions for cleaning and disinfecting medical equipment?
A) To ensure patient comfort
B) To prolong the life of the equipment
C) To ensure effective disinfection
D) To save time and resources
Answer: C) To ensure effective disinfection
Rationale: Following the manufacturer’s instructions ensures that medical equipment is properly cleaned and disinfected, preventing the spread of infections.
Question 20
Which of the following is a key principle of infection control in healthcare settings?
A) Limiting the use of antibiotics
B) Promoting patient mobility
C) Breaking the chain of infection
D) Encouraging family visits
Answer: C) Breaking the chain of infection
Rationale: The key principle of infection control is breaking the chain of infection by interrupting the transmission of pathogens at various points in the infection process.
