Accumulation of urea in blood due to malfunctioning of kidneys is

Options

A. Edema
B. Uremia
C. Renal calculi
D. Glomerulonephritis

Answer

To solve the question regarding the accumulation of urea in the blood due to malfunctioning of kidneys, we will analyze the provided options step by step.

### Step-by-Step Solution:

1. **Understanding the Question**: The question asks about the condition that arises when urea accumulates in the blood due to kidney malfunction.

2. **Analyzing the Options**:
- **Option 1: Edema**: This condition refers to swelling caused by excess fluid trapped in the body's tissues. It is not directly related to the accumulation of urea in the blood.
- **Option 2: Uremia**: This condition occurs when the kidneys are not functioning properly, leading to the accumulation of waste products, including urea, in the blood. This is a direct result of kidney malfunction and can lead to severe complications, including kidney failure.
- **Option 3: Renal Calculi**: This refers to kidney stones, which are hard deposits formed from minerals and salts. While they can affect kidney function, they do not specifically refer to the accumulation of urea in the blood.
- **Option 4: Glomerulonephritis**: This is a group of diseases that injure the glomeruli, the filtering units of the kidneys. While it can lead to kidney dysfunction, the term does not specifically denote the accumulation of urea in the blood.

3. **Identifying the Correct Answer**: After analyzing all the options, it is clear that **uremia** (Option 2) is the correct answer, as it specifically describes the condition of urea accumulation in the blood due to kidney malfunction.

4. **Conclusion**: The correct answer to the question is **uremia**.