Normal range for oxygen saturation via pulse oximeter is?
80-100%
93-100%
90-100%
95-100%
The Correct Answer is D
A: An oxygen saturation range of 80-100% is incorrect. Saturation levels below 90% are considered low and may indicate hypoxemia, requiring medical attention.
B: An oxygen saturation range of 93-100% is generally acceptable, but the ideal range is slightly higher to ensure adequate oxygenation.
C: An oxygen saturation range of 90-100% includes levels that are borderline low. While 90% is often used as a threshold for concern, the optimal range is higher.
D: An oxygen saturation range of 95-100% is considered normal and indicates adequate oxygenation of the blood. This range ensures that tissues receive sufficient oxygen to function properly.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is A
Explanation
A: The nurse is ultimately responsible for the error. Nurses are responsible for ensuring the correct administration of medications, which includes verifying the correct dosage. When a nurse administers medication, they must double-check the order, especially if it is unclear or illegible. In this case, the nurse misinterpreted the scribbled order and administered an incorrect dose, making them accountable for the error. Nurses are trained to seek clarification if there is any doubt about a medication order to prevent such mistakes.
B: The health care provider, while responsible for prescribing the medication, is not ultimately responsible for the administration error in this scenario. The provider’s role is to ensure that the prescription is clear and accurate. However, if the order is unclear, it is the nurse’s responsibility to seek clarification before administering the medication. The health care provider would be responsible if the error was due to a prescribing mistake, but in this case, the error occurred during the administration phase.
C: The hospital, as an institution, provides the environment and resources for patient care but is not directly responsible for individual medication administration errors. The hospital’s role includes ensuring that systems are in place for safe medication practices, such as proper training and protocols. However, the responsibility for the error lies with the individual who administered the medication incorrectly.
D: The pharmacist’s role is to dispense medications accurately and provide information about the medication. While pharmacists can catch potential errors in prescriptions, they are not responsible for the administration of the medication. In this case, the pharmacist would not be held accountable for the nurse’s misinterpretation and incorrect administration of the medication.
Correct Answer is C
Explanation
The correct answer is C.
A: Consulting a dietitian is a beneficial order for a patient with a pressure ulcer. Proper nutrition, especially adequate protein intake, is crucial for wound healing. A dietitian can help ensure the patient receives the necessary nutrients to support tissue repair and recovery.
B: Applying a hydrogel dressing is appropriate for a clean, granulating Stage II pressure ulcer. Hydrogel dressings maintain a moist wound environment, which promotes healing and provides pain relief. They are suitable for wounds with minimal to moderate exudate.
C: Cleaning the wound with hydrogen peroxide is not recommended for a healing pressure ulcer. Hydrogen peroxide can damage healthy granulating tissue and delay the healing process. It is better to use saline or a wound cleanser that does not harm the new tissue.
D: Using a low-air-loss therapy unit is beneficial for patients with pressure ulcers. These units help reduce pressure on the skin, improve circulation, and prevent further skin breakdown. They are an effective part of pressure ulcer management.
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