Type 2 diabetes is a problem of:
Insulin resistance or suboptimal insulin presence in the body
Infection
WBC
RBC
The Correct Answer is A
Choice A reason: Type 2 diabetes is primarily characterized by insulin resistance, where the body's cells do not respond effectively to insulin. This means that glucose cannot enter the cells efficiently, leading to high blood sugar levels. Additionally, there may be a suboptimal amount of insulin produced by the pancreas. Together, these factors contribute to the development and progression of type 2 diabetes.
Choice B reason: While individuals with type 2 diabetes are at a higher risk for infections due to high blood sugar levels affecting immune function, infection itself is not the root cause of type 2 diabetes. The primary issue in type 2 diabetes is insulin resistance or insufficient insulin production.
Choice C reason: White blood cells (WBC) play a key role in the immune system. Type 2 diabetes does not primarily arise from issues with WBCs. However, high blood sugar levels can impair the function of WBCs, increasing the risk of infections in diabetic individuals.
Choice D reason: Red blood cells (RBC) are responsible for carrying oxygen throughout the body. Type 2 diabetes is not directly related to problems with RBCs. Instead, it is an issue with insulin and blood sugar regulation. While high blood sugar can affect various body functions, the primary problem lies in insulin resistance or insufficient insulin production.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is A
Explanation
Choice A reason: Neuropathy, particularly diabetic neuropathy, is often caused by the thickening, sclerosis (hardening), obstruction, and ischemia (reduced blood flow) of the small blood vessels that supply the nerves (vasa nervorum). This can lead to nerve degeneration, delayed nerve conduction, and impaired sensory function. Over time, high blood glucose levels can damage these small blood vessels, leading to neuropathy.
Choice B reason: While hyperglycemia (high blood glucose levels) is a major factor in the development of diabetic neuropathy, it is the resulting damage to the blood vessels supplying the nerves that directly causes the nerve degeneration and delayed conduction.
Choice C reason: Thickening of blood is not a direct cause of neuropathy. Neuropathy is more directly related to the damage and obstruction of the small blood vessels that supply the nerves.
Choice D reason: Hypoglycemia (low blood glucose levels) does not cause neuropathy. In fact, the acute effects of hypoglycemia are typically neurological symptoms such as confusion, seizures, and loss of consciousness. Chronic nerve damage, as seen in neuropathy, is usually due to prolonged hyperglycemia and its effects on blood vessels.
Correct Answer is C
Explanation
Choice A reason: Hepatic tumors, or liver tumors, are not the most common type of cancer in children. While they can occur, they are relatively rare compared to other types of childhood cancers.
Choice B reason: Osteosarcoma is a type of bone cancer that primarily affects children and young adults. However, it is not the most common type of cancer in children. Osteosarcoma typically occurs in the bones around the knee and upper arm.
Choice C reason: Leukemia is the most common type of cancer in children. It affects the blood and bone marrow and can cause symptoms such as fatigue, easy bruising, and frequent infections. There are different types of leukemia, with acute lymphoblastic leukemia (ALL) being the most common in children.
Choice D reason: Brain tumors are the second most common type of cancer in children, but they are not as prevalent as leukemia. Brain tumors can cause symptoms such as headaches, nausea, and vision problems.
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