A nurse is collecting data for an older adult client who has cystitis. Which of the following findings should the nurse expect? (Select all that apply.)

"Consume 500 fewer calories per day than your estimated calorie needs." Consuming slightly fewer calories than one's estimated calorie needs can help promote weight loss in a healthy and safe way. Planningmeals so that up to 40% of calories come from fats is not typically recommendedwhen trying to lose weight, as too much fat can lead to excess calorie intake. Refined grains should be avoided in favor of whole grains, and it is not recommended to reward oneself with special foods for achieving short-termgoals.

Choice B: Planning meals so that up to 40% of calories come from fat is nottypically recommended when trying to lose weight, as too much fat can lead toexcess calorie intake.

Choice C: Refined grains should be avoided in favor of wholegrains.

Choice D: It is not recommended to reward oneself with special foods forachieving short-term goals.

The correct answer is choice B: Store opened insulin vials at room temperature for up to 4 weeks.

Choice B rationale: Opened insulin vials can be stored at room temperature (59°F to 86°F or 15°C to 30°C) for up to 4 weeks. After this period, the insulin may lose potency, and a new vial should be used.

Choice A rationale: Regular insulin is short-acting, and its peak effect occurs 2 to 3 hours after administration. Eating a snack 6 hours after insulin administration may not be necessary as the insulin would have already reached its peak effect, and blood glucose levels should be monitored accordingly.

Choice C rationale: Warming the insulin vial to dissolve crystals is not recommended. Insulin should be inspected before use, and if crystals or clumps are present, it should be discarded as this could indicate that the insulin has lost its effectiveness.

Choice D rationale: Unopened insulin vials should be stored in the refrigerator (36°F to 46°F or 2°C to 8°C) and should not be frozen. Freezing can cause insulin to lose potency or become ineffective. Once opened, insulin vials can be stored at room temperature for up to 4 weeks, as mentioned in choice B.