In frog, the surface of attachment of tongue is

Options

A. Palatine
B. Sphenoid
C. Pterygoid
D. Hyoid apparatus

Answer

**Step-by-Step Solution:**

1. **Identify the Question**: The question asks about the surface of attachment of the tongue in frogs.

2. **Understand the Anatomy**: In frogs, the tongue is attached to a structure known as the hyoid apparatus.

3. **Locate the Hyoid Apparatus**: The hyoid apparatus is located on the floor of the buccal cavity, specifically situated between the two arms of the mandibular arch.

4. **Function of the Hyoid Apparatus**: The hyoid apparatus serves multiple functions:
- It provides attachment for the muscles of the tongue.
- It also offers attachment for certain respiratory muscles.

5. **Movement During Breathing**: The hyoid apparatus is involved in the oscillating movement of the floor of the buccal cavity during the process of breathing.

6. **Conclusion**: Based on the above points, the correct answer to the question is that the surface of attachment of the tongue in frogs is the hyoid apparatus.

**Final Answer**: The surface of attachment of the tongue in frogs is the hyoid apparatus.

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