Name the organ in human respiratory system which produces sound.

Explanation

**Step-by-Step Solution:**

1. **Understanding the Question**: The question asks for the specific organ in the human respiratory system that is responsible for sound production.

2. **Identifying the Organ**: In the human body, there are several organs involved in respiration, but not all of them are responsible for sound production.

3. **Locating the Correct Organ**: The organ that plays a crucial role in producing sound is known as the larynx. It is commonly referred to as the voice box.

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