Which diagnostic criterion is indicative of diabetes mellitus on a random blood glucose test?
Random blood glucose level of 90 mg/dL.
Random blood glucose level of 140 mg/dL or higher.
Random blood glucose level of 110 mg/dL.
Random blood glucose level of 120 mg/dL.
The Correct Answer is B
A random blood glucose level of 140 mg/dL or higher, along with symptoms of hyperglycemia, is indicative of diabetes mellitus. Symptoms may include excessive thirst, frequent urination, and unexplained weight loss.
Incorrect choices:
a. This choice is incorrect. A random blood glucose level of 90 mg/dL is within the normal range.
c. This choice is incorrect. A random blood glucose level of 110 mg/dL is within the normal range.
d. This choice is incorrect. A random blood glucose level of 120 mg/dL is within the normal range
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is A
Explanation
Weight loss despite increased appetite (polyphagia) is a clinical manifestation of diabetes mellitus due to the body's inability to effectively use glucose for energy, leading to breakdown of muscle and fat tissue.
Incorrect choices:
b. This choice is incorrect. Nausea, vomiting, and abdominal pain are not directly related to weight loss despite increased appetite.
c. This choice is incorrect. Impaired wound healing and increased susceptibility to infections are consequences of chronic hyperglycemia, but they are not directly related to weight loss.
d. This choice is incorrect. Rapid weight gain and bloating are not characteristic manifestations of diabetes mellitus; weight loss is more common.
Correct Answer is A
Explanation
Metformin is a commonly used oral antidiabetic medication that improves insulin sensitivity in peripheral tissues, reduces hepatic glucose production, and enhances glucose uptake by cells.
Incorrect choices:
b. This choice is incorrect. Glipizide is a sulfonylurea medication that stimulates insulin secretion from the pancreas, rather than increasing insulin sensitivity.
c. This choice is incorrect. Insulin lispro is a rapid-acting insulin analog used for mealtime coverage in insulin therapy.
d. This choice is incorrect. Exenatide is a glucagon-like peptide-1 (GLP-1) receptor agonist that stimulates insulin secretion and suppresses glucagon release, but it does not primarily target insulin sensitivity.
Whether you are a student looking to ace your exams or a practicing nurse seeking to enhance your expertise , our nursing education contents will empower you with the confidence and competence to make a difference in the lives of patients and become a respected leader in the healthcare field.
Visit Naxlex, invest in your future and unlock endless possibilities with our unparalleled nursing education contents today
Report Wrong Answer on the Current Question
Do you disagree with the answer? If yes, what is your expected answer? Explain.
Kindly be descriptive with the issue you are facing.