Describe the structure of thyroid gland.

Explanation

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

1. **Introduction to the Thyroid Gland:**
- The thyroid gland is one of the largest endocrine glands in the human body. It plays a crucial role in regulating metabolism, growth, and development.

2. **Shape and Location:**
- The thyroid gland is often described as having a butterfly shape. It is located inferior (below) to the larynx (voice box) and superior (above) to the trachea (windpipe).

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