Salivary glands of Cockroach open at

Options

A. Buccal cavity
B. Hypopharynx
C. Epipharynx
D. Pharaynx

Answer

### Step-by-Step Solution:

1. **Identify the Salivary Glands**: The salivary glands in cockroaches are responsible for secreting saliva, which plays a crucial role in the digestion process.

2. **Understand the Function of Salivary Glands**: The primary function of the salivary glands is to produce saliva, which aids in lubrication and the initial breakdown of food. This is essential for the cockroach's feeding mechanism.

3. **Locate the Opening of Salivary Glands**: The salivary glands of the cockroach open into a specific region of the mouth.

4. **Identify the Specific Region**: The salivary glands open at the hypopharynx region of the cockroach. The hypopharynx is located in the throat area and is involved in the process of swallowing.

5. **Conclusion**: Therefore, the salivary glands of the cockroach open at the hypopharynx region.

### Final Answer:
The salivary glands of the cockroach open at the hypopharynx region.

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