Neuropathies are a potential complication of diabetes. Why do these occur?
Thickening and ischemia of the vessels that supply the nerve fibers.
Infection in the nerves.
Excessive glucose exposure to the brain and spinal cord.
Inability to provide continuous glucose to the brain and spinal cord.
The Correct Answer is A
Choice A reason: Neuropathies occur due to the thickening, sclerosis, obstruction, and ischemia of the small blood vessels that supply the nerves (vasa nervorum). Chronic hyperglycemia leads to damage of these blood vessels, reducing blood flow and oxygen supply to the nerves. This ischemia results in nerve degeneration, delayed nerve conduction, and impaired sensory function, which are characteristic of diabetic neuropathy.
Choice B reason: Infection in the nerves is not a primary cause of diabetic neuropathy. While infections can affect the nerves, the neuropathy associated with diabetes is primarily due to vascular complications and chronic hyperglycemia, not infections.
Choice C reason: Excessive glucose exposure to the brain and spinal cord is not directly related to neuropathy. The neuropathic complications in diabetes are due to the damage of peripheral nerves caused by hyperglycemia and vascular insufficiency, rather than glucose affecting the central nervous system.
Choice D reason: Inability to provide continuous glucose to the brain and spinal cord is not a cause of neuropathy. The brain and spinal cord typically have a continuous supply of glucose. Neuropathy in diabetes results from the damage to the peripheral nerves due to prolonged high blood glucose levels and subsequent vascular complications.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is A
Explanation
Choice A reason: Identification of a significant amount of protein in the urine (proteinuria) is an abnormal finding that can indicate underlying kidney problems. Proteinuria can be a sign of kidney disease, as the kidneys normally prevent large amounts of protein from entering the urine. When protein is detected in the urine, it suggests that the kidneys' filtering mechanism may be damaged. This condition requires further clinical assessment to determine the underlying cause and appropriate treatment.
Choice B reason: It is incorrect to assume that proteinuria will resolve itself without intervention. While some causes of proteinuria, such as temporary increases due to fever or intense physical activity, may be benign and resolve on their own, persistent or significant proteinuria is often indicative of a more serious underlying condition. Ignoring the presence of protein in the urine without further investigation could lead to worsening kidney function or other complications.
Choice C reason: While staying hydrated by drinking 1-2 liters of water per day is generally good advice for overall health, it is not a specific solution for proteinuria. Proper hydration can help maintain kidney function, but it does not address the underlying cause of protein in the urine. Clinical assessment and targeted treatment are necessary to manage proteinuria effectively.
Choice D reason: Dismissing proteinuria as nothing to be worried about is not appropriate. Significant protein in the urine is a clinical finding that warrants further investigation. It could be a sign of kidney disease, diabetes, hypertension, or other health issues that require medical attention. Early diagnosis and management are crucial to prevent potential complications and preserve kidney health.
Correct Answer is C
Explanation
Choice A reason: Nephrotic syndrome is a kidney disorder that causes the body to excrete too much protein in the urine. While patients with cirrhosis can develop renal complications, nephrotic syndrome is not considered the most common complication of cirrhosis. The main issues with cirrhosis often involve the liver's inability to perform its functions, leading to fluid accumulation and other systemic effects.
Choice B reason: Malnutrition is a significant concern in patients with cirrhosis due to the liver's role in nutrient metabolism and the decreased appetite and malabsorption that can occur in advanced liver disease. However, while malnutrition is common, it is not considered the most common complication of cirrhosis compared to fluid-related issues such as ascites.
Choice C reason: Ascites is the accumulation of fluid in the abdominal cavity and is one of the most common and significant complications of cirrhosis. It results from portal hypertension and the liver's decreased ability to produce proteins like albumin, which helps keep fluid in the bloodstream. The management of ascites often involves dietary sodium restriction, diuretics, and in severe cases, paracentesis (draining the fluid).
Choice D reason: Congestive heart failure can occur in patients with cirrhosis, particularly in advanced stages where the heart and other organs are affected by the systemic changes due to liver failure. However, it is not the most common complication. The primary issues typically relate directly to liver function and the body's ability to manage fluid, making ascites more prevalent
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