Why are surgical methods of contraception to prevent pregnancy called terminal methods? Explain the surgical method of contraception in females.

Explanation

### Step-by-Step Solution:

1. **Understanding Terminal Methods**:
- Surgical methods of contraception are referred to as "terminal methods" because they are designed to be permanent. The term "terminal" implies an end, indicating that these methods are intended to permanently prevent pregnancy.

2. **Reversibility**:
- These methods are characterized by very poor reversibility. Once the surgical procedure is performed, it is challenging, if not impossible, to restore fertility. This lack of reversibility is a key reason why they are classified as terminal methods.

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