The part through which arteries and veins enter or leave the kidney is called

Options

A. hilum
B. renal pore
C. major calyces
D. minor calyces

Answer

To answer the question, "The part through which arteries and veins enter or leave the kidney is called," we can follow these steps:

### Step-by-Step Solution:

1. **Understand the Structure of the Kidney**:
- The kidney is a vital organ responsible for filtering blood and excreting waste products. It has distinct regions, including the cortex (outer part) and medulla (inner part).

2. **Identify the Key Components**:
- The kidney has various structures, including the renal artery and renal vein. The renal artery brings blood to the kidney, while the renal vein carries blood away from it.

3. **Locate the Entry and Exit Point**:
- The specific area where the renal artery and renal vein enter and exit the kidney is crucial for understanding kidney anatomy. This area is not just any part of the kidney; it is a specific region.

4. **Define the Correct Term**:
- The term that describes the part through which arteries and veins enter or leave the kidney is known as the **hilum**. The hilum is located near the pelvis of the kidney.

5. **Conclusion**:
- Therefore, the answer to the question is that the part through which arteries and veins enter or leave the kidney is called the **hilum**.

### Final Answer:
The part through which arteries and veins enter or leave the kidney is called the **hilum**.

---