NCLEX CRUSADE ACADEMY TEST - 4 SAFETY INSULIN ADMINISTRATION

1. What is the primary action of insulin at the cellular level?. Prevent glucose absorption in the intestine. Unlock cells to allow glucose to enter. Stimulate liver glycogen breakdown. Increase renal glucose excretion.

2. During insulin therapy, which electrolytes commonly shift into the cell along with glucose?. Sodium and chloride. Calcium and phosphate. Potassium and magnesium. Bicarbonate and sodium.

3. Which of the following is part of the 5 safety checks before insulin administration?. Checking the patients cholesterol level. Determining if the patient has eaten. Assessing hemoglobin levels. Checking respiratory rate.

4. If an adult patients blood glucose is below 90 mg/dL before a scheduled insulin dose, the nurse should: Administer insulin immediately. Increase the insulin dose. Hold the dose and question the order. Give the insulin with IV fluids.

5. Which insulin category includes lispro, aspart, and glulisine?. Intermediate-acting. Rapid-acting. Long-acting. Short-acting.

6. Which insulin is classified as short-acting?. Regular insulin. Glargine. Detemir. Degludec.

7. Which insulin type has a peak action between 6 and 14 hours?. Rapid acting. Short acting. Intermediate acting (NPH). Long acting.

8. LongIacting insulin such as glargine is characterized by: Immediate onset and short duration. Pronounced peak within 2 hours. Flat action with no peak. Duration less than 6 hours.

9. Which insulin can be administered intravenously during emergencies such as DKA?. NPH. Glargine. Regular insulin. Degludec.

10. Which injection site generally provides the fastest and most reliable absorption?. Abdomen. Thigh. Buttocks. Upper arm.

11. Why should insulin injection sites be rotated?. To increase insulin potency. To prevent lipodystrophy. To slow insulin absorption. To reduce injection pain only.

12. Unopened insulin vials should be stored: At room temperature. In direct sunlight. In the refrigerator. In the freezer.

13. Opened insulin vials are generally safe at room temperature for up to: 7 days. 14 days. 30 days. 90 days.

14. Which insulin must never be mixed with other insulins?. Regular. NPH. Lispro. Glargine.

15. When mixing Regular insulin with NPH, which insulin should be drawn up first?. NPH. Regular. Either order. Both simultaneously.

16. In surgical patients who are NPO, insulin doses should be: Increased dramatically. Carefully reduced and monitored. Doubled. Discontinued permanently.

17. During pregnancy (second and third trimester), insulin needs generally: Decrease significantly. Increase significantly. Remain unchanged. Disappear entirely.

18. Immediately postpartum, insulin requirements typically: Increase. Remain stable. Decrease rapidly. Stop completely.

19. Which IV solution may increase insulin requirements?. Normal saline. Lactated Ringers. D5W. Sterile water.

20. Which medication may decrease insulin effectiveness?. Antibiotics. Oral contraceptives. Antacids. Antihistamines.

21. A conscious patient with hypoglycemia should first receive: IV insulin. Simple oral carbohydrates. NPH insulin. Glucagon injection.

22. An unconscious patient at home with hypoglycemia should receive: Oral sugar. IM glucagon. Regular insulin. IV saline.

23. In the hospital, severe hypoglycemia is treated with: IV dextrose. Subcutaneous insulin. Oral glucose tablets. Oral fluids only.

24. Which symptom is commonly associated with hyperglycemia?. Bradycardia. Decreased thirst. Increased urination. Hypothermia.

25. According to patient teaching guidelines, blood glucose should be checked: Only when symptoms appear. Once per month. At least once daily. Only during clinic visits.