__________ system coordinates through electrical impulses.

Explanation

**Step-by-Step Solution:**

1. **Identify the System in Question:** The question asks which system coordinates through electrical impulses.

2. **Understand Neurons:** Neurons are the basic units of the nervous system. They are specialized cells that transmit information throughout the body.

3. **Communication Mechanism:** Neurons communicate with each other using both chemical and electrical signals. This communication is crucial for coordinating various functions in the body.

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