What are the ligamentous fold-like structures inside the larynx?

Options

A. Trachea
B. Vocal cords
C. Bronchi
D. Bronchioles

Explanation

### Step-by-Step Solution:

1. **Understanding the Question**: The question asks about the ligamentous fold-like structures inside the larynx. We need to identify these structures from the given options.

2. **Analyzing the Options**:
- **Option A: Trachea** - The trachea, also known as the windpipe, is not a ligamentous structure but a tube that carries air to the lungs.
- **Option B: Vocal Cords** - The vocal cords (or vocal folds) are indeed ligamentous structures found within the larynx. They play a crucial role in sound production.
- **Option C: Bronchi** - The bronchi are the main air passages that branch from the trachea into the lungs, not located in the larynx.
- **Option D: Bronchioles** - Bronchioles are smaller branches of the bronchi within the lungs and are not found in the larynx.

3. **Identifying the Correct Answer**: Among the options, the only ligamentous fold-like structures present in the larynx are the **vocal cords**. Therefore, the correct answer is **Option B: Vocal Cords**.

### Final Answer:
The ligamentous fold-like structures inside the larynx are called **vocal cords**.

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