Which clinical manifestation of diabetes mellitus is characterized by blurred or distorted vision?
Polyuria, polydipsia, and polyphagia.
Nausea, vomiting, and abdominal pain.
Impaired wound healing and increased susceptibility to infections.
Blurred vision and vision loss.
The Correct Answer is D
Diabetic retinopathy, a microvascular complication of diabetes mellitus, can lead to blurred or distorted vision due to damage to the blood vessels in the retina.
Incorrect choices:
a. This choice is incorrect. Polyuria, polydipsia, and polyphagia are the "three P's" associated with hyperglycemia in diabetes mellitus.
b. This choice is incorrect. Nausea, vomiting, and abdominal pain are not typically associated with blurred or distorted vision.
c. This choice is incorrect. Impaired wound healing and increased susceptibility to infections are related to the effects of hyperglycemia on blood flow and immune function, rather than visual disturbances.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is C
Explanation
Type 2 diabetes mellitus is characterized by insulin resistance, in which cells do not respond effectively to insulin, and impaired insulin secretion by pancreatic beta cells.
Incorrect choices:
a. This choice is incorrect. Type 2 diabetes mellitus is not characterized by an absolute deficiency of insulin secretion as seen in type 1 diabetes.
b. This choice is incorrect. Type 2 diabetes mellitus primarily affects adults, especially those who are older and have risk factors such as obesity and sedentary lifestyle.
d. This choice is incorrect. Type 2 diabetes mellitus is not caused by autoimmune destruction of pancreatic beta cells as seen in type 1 diabetes.
Correct Answer is C
Explanation
The OGTT involves drinking a glucose solution and measuring blood glucose levels at specific intervals. It is used to assess glucose tolerance and diagnose gestational diabetes mellitus during pregnancy.
Incorrect choices:
a. This choice is incorrect. The fasting blood glucose test measures blood glucose levels after an overnight fast and is not specifically used for diagnosing gestational diabetes.
b. This choice is incorrect. The HbA1c test measures average blood glucose levels over the past 2-3 months and is not typically used for diagnosing gestational diabetes.
d. This choice is incorrect. The random blood glucose test measures blood glucose levels at any time and is not specific for diagnosing gestational diabetes.
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