ATI LPN
Patient Safety Quiz Questions Questions
Question 1 of 5
On June 1st, there were 25 surgical patients in the hospital. Two of these were post-op SSIs identified in May. During the month 5 additional SSIs were admitted. A total of 60 surgeries were performed in June. What is the numerator for a June incidence rate?
Correct Answer: B
Rationale: Incidence rate numerator is new cases in June (5), not prevalent cases from May.
Question 2 of 5
You have been asked to do an in-service for Environmental Services on cleaning procedures. Which of the following is the best practice for cleaning a patient room: 1. Clean the patient zone first, and then the perimeter of the room 2. Clean the perimeter of the room first, and then the patient zone 3. Clean items that are low to the floor and then work your way up to higher items 4. Clean items that are higher up first, and then work your way down to lower items
Correct Answer: D
Rationale: Cleaning from perimeter to patient zone and high to low prevents recontamination.
Question 3 of 5
In a gram stain procedure, gram-positive bacteria stain purple because:
Correct Answer: C
Rationale: Thick peptidoglycan retains crystal violet despite alcohol decolorization.
Question 4 of 5
Which statement about the meningococcal vaccine is correct?
Correct Answer: D
Rationale: Meningococcal meningitis has seasonal variation in prevalence in Sub-Saharan Africa.
Question 5 of 5
What precaution will the nurse take while performing a dressing change for a client who has methicillin-resistant Staphylococcus aureus(MRSA) infection?
Correct Answer: A
Rationale: Disposable gloves are necessary when changing a dressing on a wound infected with MRSA to prevent transmission to others. It is not necessary to wear a mask, since the infection is spread by direct contact with the infected material. Sterile technique is not indicated. Soiled dressings should be placed in a sealed plastic bag before discarding, and according to agency policy.