Give reason for the following statements:
Leeches are used by physicians.

Explanation

**Step-by-Step Text Solution:**

1. **Introduction to Leeches**: Leeches are segmented worms that belong to the phylum Annelida. They are commonly recognized for their ability to suck blood.

2. **Medical Use of Leeches**: Physicians use leeches in medicine for various therapeutic purposes. They are particularly beneficial in certain medical conditions.

3. **Treatment of Nervous System Abnormalities**: Leeches are utilized to treat abnormalities related to the nervous system. Their application can help in managing certain neurological conditions.

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