The patient had the following: 1 1/2 cups of coffee, 10 oz of water, 8 oz of vegetable broth, and 750 mL of IV fluid.
What is the total intake in mL for this patient?
The Correct Answer is ["1650"]
Step 1 is convert 1.5 cups of coffee to mL (1 cup = 240 mL): 1.5 × 240 mL = 360 mL.
Step 2 is convert 10 oz of water to mL (1 oz = 30 mL): 10 × 30 mL = 300 mL.
Step 3 is convert 8 oz of broth to mL (1 oz = 30 mL): 8 × 30 mL = 240 mL.
Step 4 is add all volumes: 360 mL + 300 mL + 240 mL + 750 mL = 1,650 mL. Final calculated answer is 1,650 mL..l
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is ["1200"]
Explanation
Step 1 is identify the amount of half-lives needed: 200 mg/L ÷ 2 = 100 mg/L (1st half-life), 100 mg/L ÷ 2 = 50 mg/L (2nd half-life), 50 mg/L ÷ 2 = 25 mg/L (3rd half-life).
Step 2 is calculate total time: 3 half-lives × 2 hours/half-life = 6 hours.
Step 3 is 0600 + 6 hours = 1200. Final calculated answer is 1200.
Correct Answer is D
Explanation
This question requires knowledge of the pharmacological onset of rapid-acting insulin analogs. Proper timing is critical for mealtime management, as it allows for immediate coverage of glucose intake, thereby reducing the risk of postprandial hyperglycemia while minimizing the potential for hypoglycemia after administration.
Choice A rationale
An onset of 1 to 2 hours is characteristic of regular human insulin, which acts much more slowly than rapid-acting analogs. This time frame does not provide the immediate glycemic control needed for patients to match their insulin with the timing of their meals.
Choice B rationale
An 80-minute onset is not a standard pharmacokinetic parameter for insulin lispro. This duration is too slow for the clinical goal of matching insulin activity with the rapid rise in postprandial blood glucose levels that occurs after eating carbohydrates.
Choice C rationale
A 3 to 5-hour duration is typically associated with the peak or total action period of rapid-acting insulins. It does not represent the initial onset of action, which is the time when the insulin first begins to lower the blood glucose level.
Choice D rationale
Insulin lispro is a rapid-acting analog engineered for quick absorption from the subcutaneous space. Its onset of action occurs within 15 minutes of administration, making it the ideal choice for managing mealtime glucose spikes efficiently and safely in a clinical setting.
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