Endocrinology Quiz #21: Diabetes Mellitus

1. A 58-year-old man presents with polyuria, polydipsia, and unexpected weight loss over the past 3 months. His fasting blood glucose level is found to be 200 mg/dL on two separate occasions. Which of the following is the primary defect in the most likely form of diabetes this patient has? 

Question 1 of 5

2. A 7-year-old girl is brought to the clinic by her parents, who report that she has been experiencing increased thirst and urination. After testing, she is diagnosed with Type 1 Diabetes Mellitus. Which of the following laboratory findings is most characteristic of this condition?

Question 2 of 5

3. A 52-year-old woman with Type 2 Diabetes Mellitus is on metformin therapy. Which of the following best describes the primary mechanism of action of this medication? 

Question 3 of 5

4. A 28-year-old woman with Type 1 Diabetes Mellitus is found unconscious at home. Emergency medical services measure her blood glucose level, which is found to be 32 mg/dL. Which of the following is the most immediate treatment? 

Question 4 of 5

5. A 65-year-old man with a 10-year history of Type 2 Diabetes Mellitus is noted to have a serum creatinine of 2.2 mg/dL, indicating chronic kidney disease. Which of the following changes in diabetic management is most appropriate in this patient to prevent further kidney damage? 

Question 5 of 5


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