NHI Safety and Infection Control Questions and Answers

Question 1

A healthcare worker is caring for a patient with a known airborne infection.
Which of the following sequences represents the correct order for doffing (removing) Personal Protective Equipment (PPE) to minimize self-contamination?

Accepted Answer

Gloves, goggles/face shield, gown, respirator

Answer

Gloves, gown, goggles/face shield, respirator

Answer

Gown, gloves, respirator, goggles/face shield

Answer

Respirator, goggles/face shield, gown, gloves

Question 2

Which of the following practices is a key component of 'medical asepsis' (clean technique)?

Accepted Answer

Performing thorough hand hygiene between patient encounters.

Answer

Using sterilized instruments for a surgical procedure.

Answer

Creating a sterile field for a catheter insertion.

Answer

Performing a surgical scrub before entering the operating room.

Question 3

In the chain of infection, a contaminated piece of medical equipment that transmits a pathogen to a patient acts as which of the following?

Accepted Answer

Mode of transmission

Answer

Portal of entry

Answer

Reservoir

Answer

Susceptible host

Question 4

According to the OSHA Bloodborne Pathogens Standard, which of the following is required for the disposal of needles, scalpels, and other contaminated sharps?

Accepted Answer

Disposing of them in a rigid, puncture-resistant, leak-proof, and clearly labeled container.

Answer

Placing them in a red biohazard bag for incineration.

Answer

Recapping the needles carefully before placing them in a general waste bin.

Answer

Sending them to the facility's laundry service for sterilization and reuse.

Question 5

A healthcare worker sustains a needlestick injury from a used syringe. According to the Needlestick Safety and Prevention Act, which of the following is a required action for the employer?

Accepted Answer

Document the incident in a confidential sharps injury log.

Answer

Mandate that the employee work from home for the next week.

Answer

Publicly post the name of the employee involved to raise awareness.

Answer

Immediately terminate the employee to prevent potential liability.

Question 6

Which of the following scenarios describes breaking the 'portal of exit' link in the chain of infection?

Accepted Answer

A patient with influenza is encouraged to cover their mouth and nose when coughing.

Answer

A patient with a compromised immune system receives a vaccination.

Answer

A healthcare worker wears gloves while changing a wound dressing.

Answer

A surface is disinfected after being contaminated with bodily fluids.

A healthcare worker is caring for a patient with a known airborne infection.Which of the following sequences represents the correct order for doffing (removing) Personal Protective Equipment (PPE) to minimize self-contamination?

A healthcare worker is caring for a patient with a known airborne infection.
Which of the following sequences represents the correct order for doffing (removing) Personal Protective Equipment (PPE) to minimize self-contamination?