Complete the metric equivalent of 4 ounces or 1 cup = __ mL.
(Enter only the number, no label)
The Correct Answer is ["473"]
The correct answer is choice: 473.
To convert 4 ounces to milliliters (mL), the following steps can be taken:
Understand the Conversion Factor: 1 fluid ounce (oz) is approximately 29.57 mL. Therefore, 4 oz can be converted to mL using the following calculation: 4 × 29.57 = 118.28
4oz × 29.57mL/oz = 118.28mL.
Convert Cups to Ounces: 1 cup is equal to 8 fluid ounces.
Therefore, 1 cup is 8 × 29.57 = 236.56
8oz × 29.57mL/oz = 236.56mL.
So, 1 cup is equal to 236.56 mL. The correct answer is 473 mL (2 cups)
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is A
Explanation
The correct answer is A. Instruct the clients to use the call light.
Choice A rationale:
Instructing clients to use the call light ensures they can request assistance before getting up, which is a key strategy in preventing falls, especially during the night when visibility is reduced and the risk of disorientation is higher.
Choice B rationale:
Keeping the clients' rooms dark can increase the risk of falls as it makes it difficult for clients to see obstacles and navigate their environment safely. Adequate lighting is important for fall prevention.
Choice C rationale:
Moving overbed tables away from the bed can actually make it harder for clients to reach essential items and might increase the risk of falls if clients have to stretch or lean awkwardly to get what they need. The overbed table should be positioned within easy reach.
Choice D rationale:
Performing client checks every 4 hours is not frequent enough to effectively monitor at-risk clients. More frequent checks, such as hourly, are recommended to ensure safety and promptly address any needs that could prevent a fall.
Correct Answer is C
Explanation
Choice A rationale:
Modified equivalents. This is not the correct answer. The abbreviation "mEq" stands for milliequivalents, not modified equivalents.
Choice B rationale:
Megaequivalents. This is not the correct answer. "Mega" is a prefix indicating a factor of one million. In the context of electrolytes and medications, milliequivalents (mEq) are the appropriate unit of measurement, not megaequivalents.
Choice C rationale:
Milliequivalents. This is the correct answer. Milliequivalents (mEq) are a measure of the chemical combining power of a substance. In medical contexts, mEq is often used to express the amount of electrolytes (such as potassium, sodium, calcium) in a solution or dosage form. It represents 1/1000th of an equivalent, which is the amount of a substance that can react with or replace one mole of hydrogen ions (H+) It is important for healthcare professionals to understand these units when dealing with medications and intravenous fluids, as incorrect administration can lead to serious health complications.
Choice D rationale:
Miniequivalents. This is not the correct answer. "Mini" is not a standard prefix used in the International System of Units (SI) The correct prefix for a thousandth of an equivalent is "milli," making milliequivalents the appropriate unit of measurement for substances like electrolytes.
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