Infection Control and Isolation
Questions and Answers | Latest Version
| 2025/2026 | Correct & Verified
What is required to clean a blood spill safely?
✔✔ Wear gloves and use a facility-approved disinfectant
Why should you not reach over a sterile field?
✔✔ Because reaching over contaminates the sterile area
What is the correct method to dispose of used PPE after exiting an isolation room?
✔✔ Remove and discard it in a designated biohazard container before leaving the room
What action should be taken if a nurse accidentally brushes their arm against a sterile field?
✔✔ Consider the field contaminated and restart the setup
What should be done with used meal trays from an isolation room?
✔✔ Handle with gloves and follow isolation disposal protocol
1
,What is the key reason for using goggles or face shields?
✔✔ To protect mucous membranes of the eyes from splashes
What should a nurse do before touching a patient in protective isolation?
✔✔ Perform hand hygiene and wear appropriate PPE
What should be done if a sterile package is torn or punctured before use?
✔✔ Discard the package and use a new one
How should reusable patient-care items be treated after use in an isolation room?
✔✔ Clean and disinfect before using with another patient
What is the recommended distance to stay from a coughing patient if not wearing a mask?
✔✔ At least 3 feet
Why is it important not to allow gloves to touch clean surfaces after patient care?
✔✔ It may transfer infectious materials
2
,How should PPE be removed to avoid contamination?
✔✔ Remove gloves first, then gown, then eye protection, then mask
Why should the door remain closed in airborne isolation?
✔✔ To maintain negative pressure and contain airborne pathogens
What is the best practice if a visitor refuses to wear PPE in an isolation room?
✔✔ Educate the visitor and require PPE for entry
Why is it important to use dedicated or disposable equipment for isolation patients?
✔✔ To prevent cross-contamination with other patients
What does it mean if a sterile item is past its expiration date?
✔✔ It is considered contaminated and should not be used
What should a nurse do if a face shield becomes foggy during a procedure?
✔✔ Pause and clean or replace the shield to maintain visibility and protection
3
, What is the first line of defense against the spread of infection in healthcare settings?
✔✔ Hand hygiene
What is the primary reason for placing a patient in isolation?
✔✔ To prevent the transmission of infectious agents
What type of mask must be worn when caring for a patient with active tuberculosis?
✔✔ N95 respirator
What should a nurse do after removing a gown used in contact precautions?
✔✔ Perform hand hygiene
When should gloves be changed during patient care?
✔✔ Between tasks or procedures on the same patient if cross-contamination is likely
What is the purpose of standard precautions?
✔✔ To protect both healthcare workers and patients from exposure to infections
4
Questions and Answers | Latest Version
| 2025/2026 | Correct & Verified
What is required to clean a blood spill safely?
✔✔ Wear gloves and use a facility-approved disinfectant
Why should you not reach over a sterile field?
✔✔ Because reaching over contaminates the sterile area
What is the correct method to dispose of used PPE after exiting an isolation room?
✔✔ Remove and discard it in a designated biohazard container before leaving the room
What action should be taken if a nurse accidentally brushes their arm against a sterile field?
✔✔ Consider the field contaminated and restart the setup
What should be done with used meal trays from an isolation room?
✔✔ Handle with gloves and follow isolation disposal protocol
1
,What is the key reason for using goggles or face shields?
✔✔ To protect mucous membranes of the eyes from splashes
What should a nurse do before touching a patient in protective isolation?
✔✔ Perform hand hygiene and wear appropriate PPE
What should be done if a sterile package is torn or punctured before use?
✔✔ Discard the package and use a new one
How should reusable patient-care items be treated after use in an isolation room?
✔✔ Clean and disinfect before using with another patient
What is the recommended distance to stay from a coughing patient if not wearing a mask?
✔✔ At least 3 feet
Why is it important not to allow gloves to touch clean surfaces after patient care?
✔✔ It may transfer infectious materials
2
,How should PPE be removed to avoid contamination?
✔✔ Remove gloves first, then gown, then eye protection, then mask
Why should the door remain closed in airborne isolation?
✔✔ To maintain negative pressure and contain airborne pathogens
What is the best practice if a visitor refuses to wear PPE in an isolation room?
✔✔ Educate the visitor and require PPE for entry
Why is it important to use dedicated or disposable equipment for isolation patients?
✔✔ To prevent cross-contamination with other patients
What does it mean if a sterile item is past its expiration date?
✔✔ It is considered contaminated and should not be used
What should a nurse do if a face shield becomes foggy during a procedure?
✔✔ Pause and clean or replace the shield to maintain visibility and protection
3
, What is the first line of defense against the spread of infection in healthcare settings?
✔✔ Hand hygiene
What is the primary reason for placing a patient in isolation?
✔✔ To prevent the transmission of infectious agents
What type of mask must be worn when caring for a patient with active tuberculosis?
✔✔ N95 respirator
What should a nurse do after removing a gown used in contact precautions?
✔✔ Perform hand hygiene
When should gloves be changed during patient care?
✔✔ Between tasks or procedures on the same patient if cross-contamination is likely
What is the purpose of standard precautions?
✔✔ To protect both healthcare workers and patients from exposure to infections
4
