Answer the following :
Why a haemodialysing unit is called artifical kidney?

Explanation

### Step-by-Step Solution:

1. **Understanding the Function of the Kidney**:
- The kidneys are vital organs that perform several essential functions in the body, including filtering blood, removing waste products (especially nitrogenous wastes), maintaining electrolyte balance, regulating blood pressure, and ensuring acid-base balance.

2. **Introduction to Hemodialysis**:
- Hemodialysis is a medical procedure that artificially removes waste products and excess fluids from the blood when the kidneys are unable to perform these functions due to disease or injury.

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