A medical assistant is preparing a standard bleach solution to clean medical equipment. Which of the following dilution ratios should the assistant use?
1:5
1:10
1:15
1:20
The Correct Answer is B
A. 1:5: This ratio would create a stronger solution than typically recommended for disinfection, which might not be necessary and could be harsh on equipment.
B. 1:10: A 1:10 dilution of bleach to water is commonly used for disinfecting surfaces and cleaning medical equipment, as it provides effective disinfection while being safe for equipment.
C. 1:15: This dilution might not be strong enough to ensure effective disinfection.
D. 1:20: This ratio is even more diluted and may not provide adequate disinfectant strength for cleaning purposes.
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Correct Answer is B
Explanation
A. Nails no longer than 1⁄2 inch: While nails should be kept short and clean, this answer does not directly address the CDC’s recommendations for hand hygiene.
B. Using alcohol-based hand sanitizer with at least 60% alcohol: The CDC recommends using alcohol-based hand sanitizers with at least 60% alcohol for effective hand hygiene.
C. Washing visibly soiled hands with soap and water for 3 to 5 min: Hand washing should be performed for 20 seconds with soap and water, not 3 to 5 minutes. The duration mentioned is excessive and not in line with standard guidelines.
D. Artificial nails without cracks or chips: The CDC advises against wearing artificial nails when providing patient care, as they can harbor bacteria and pose an infection risk.
Correct Answer is B
Explanation
A. Computerized physician order entry: Computerized physician order entry (CPOE) is used by providers to enter and manage orders for tests, medications, and treatments, not for patient requests.
B. Patient portal: A patient portal is a feature of an electronic health record that allows patients to request refills, schedule appointments, and access their health information online.
C. Prescribing guide: A prescribing guide helps providers make decisions about medications but does not allow patients to make requests.
D. Computer on wheels: A computer on wheels (COW) is a mobile workstation used by healthcare providers for various tasks but does not directly facilitate patient requests.