The nurse instructing a patient in the home use of disinfectant would include the information that the disinfectant can be used to:
Decrease organisms on the patient's body but take care not to use it around the patient's eyes or in the mouth.
Thoroughly clean and rinse all soap off the equipment before disinfecting it.
Sterilize instruments with a bacteriostatic disinfectant.
First remove all organic matter prior to disinfecting.
The Correct Answer is D
Choice A rationale
Disinfectants are not intended for use on the patient's body. Using them around the eyes or mouth can cause irritation or harm, as they are designed to kill or inhibit the growth of microorganisms on inanimate objects.
Choice B rationale
It is important to thoroughly clean and rinse all soap off equipment before disinfecting, as organic matter and soap residues can interfere with the disinfectant's effectiveness. Proper cleaning removes debris that can protect microorganisms from the disinfectant.
Choice C rationale
Disinfectants cannot sterilize instruments as sterilization refers to the complete elimination of all forms of microbial life, including spores. Bacteriostatic disinfectants only inhibit bacterial growth and do not achieve sterilization.
Choice D rationale
Removing organic matter prior to disinfecting is crucial because organic material can protect microorganisms from the disinfectant, reducing its effectiveness. Proper cleaning ensures that the disinfectant can directly contact and eliminate the microorganisms.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is C
Explanation
Choice A rationale
While it is true that Standard Precautions apply to patients with draining wounds, these precautions are not limited to such scenarios. They are a broader set of practices.
Choice B rationale
Standard Precautions do help prevent the transmission of respiratory and wound infections, but their application is universal, not limited to these conditions.
Choice C rationale
Standard Precautions are designed to be used when caring for all patients, regardless of their diagnosis or infection status, to prevent the spread of infections.
Choice D rationale
Standard Precautions are used routinely with all patients, not only when there is a suspicion or risk of infection. This universal approach helps ensure a high level of infection control.
Correct Answer is B
Explanation
Choice A rationale
Enterococcus species are not typically associated with extended-spectrum beta-lactamase (ESBL) production. These bacteria are more commonly known for their resistance to other classes of antibiotics, like vancomycin.
Choice B rationale
Escherichia coli (E. coli) is a common bacterium that can produce extended-spectrum beta-lactamases (ESBLs), which confer resistance to a wide range of beta-lactam antibiotics, including penicillins and cephalosporins.
Choice C rationale
Staphylococcus aureus is not part of the ESBL-producing group. It is more commonly associated with methicillin-resistant Staphylococcus aureus (MRSA) and is resistant to beta-lactam antibiotics through different mechanisms.
Choice D rationale
Clostridium difficile is not associated with ESBL production. It causes infections through the release of toxins that lead to severe gastrointestinal symptoms, rather than through beta-lactamase production.
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