#1
Which of the following is an example of a standard precaution in infection control?
Wearing gloves when handling blood or bodily fluids
ExplanationStandard precaution involves basic infection control practices to prevent the spread of infection.
#2
What is the primary purpose of hand hygiene in infection control?
To prevent the spread of germs
ExplanationHand hygiene helps prevent the transmission of pathogens by removing them from hands.
#3
What is the recommended method for disposing of used needles and other sharp objects?
Place them in a puncture-resistant container
ExplanationProper disposal of sharps in puncture-resistant containers helps prevent needle-stick injuries and the spread of infections.
#4
Which of the following is an example of a bloodborne pathogen?
Hepatitis B virus
ExplanationBloodborne pathogens like Hepatitis B can be transmitted through contact with infected blood or body fluids.
#5
Which of the following pathogens can be transmitted through the airborne route?
Tuberculosis bacteria
ExplanationTuberculosis bacteria can be spread through the air when an infected person coughs or sneezes.
#6
What is the correct order for donning personal protective equipment (PPE) in healthcare settings?
Gloves, gown, mask, goggles
ExplanationPutting on PPE in the correct order helps minimize the risk of contamination during healthcare activities.
#7
What is the recommended duration for surgical hand scrubbing using an antimicrobial soap?
2 minutes
ExplanationSurgical hand scrubbing should be performed for at least 2 minutes to ensure effective antimicrobial action.
#8
Which of the following is an example of a healthcare-associated infection (HAI)?
Methicillin-resistant Staphylococcus aureus (MRSA) infection acquired during a hospital stay
ExplanationHAIs are infections that patients acquire during the course of receiving treatment for other conditions in healthcare settings.
#9
What is the purpose of isolation precautions in healthcare settings?
To separate sick patients from healthy ones
ExplanationIsolation precautions aim to prevent the transmission of infectious agents between patients and healthcare workers.
#10
Which of the following is an example of a contact precaution?
Wearing gloves
ExplanationContact precautions are used to prevent the spread of infectious agents through direct or indirect contact.
#11
Which of the following is an example of a transmission-based precaution?
Wearing a gown
ExplanationTransmission-based precautions are additional infection control measures used for patients with known or suspected infectious conditions.
#12
Which of the following is NOT a component of the chain of infection?
Immune system
ExplanationThe chain of infection consists of six elements: infectious agent, reservoir, portal of exit, mode of transmission, portal of entry, and susceptible host.
#13
Which of the following is NOT a recommended practice to prevent healthcare-associated infections (HAIs)?
Sharing personal protective equipment (PPE)
ExplanationSharing PPE increases the risk of cross-contamination and transmission of infections.
#14
Which of the following is a mode of transmission for Clostridium difficile (C. diff)?
Contact
ExplanationC. diff is primarily transmitted via the fecal-oral route or by contact with contaminated surfaces or objects.
#15
Which of the following is a method for sterilizing medical equipment that is sensitive to heat and moisture?
Ethylene oxide gas sterilization
ExplanationEthylene oxide gas sterilization is suitable for heat and moisture-sensitive medical equipment.
#16
Which of the following is NOT a potential route of transmission for HIV?
Airborne
ExplanationHIV is not transmitted through the airborne route, but primarily through sexual contact, sharing needles, or from mother to child during childbirth or breastfeeding.