Stapes is modification of `:-`

Options

A. Hyomandibular
B. Palatine
C. Quadrate
D. Squamosal

Answer

To answer the question "Stapes is a modification of:", we can follow these steps:

### Step-by-Step Solution:

1. **Identify the Structure**: The stapes is one of the three ossicles located in the middle ear. The three ossicles are the malleus, incus, and stapes.

2. **Understand the Function**: The primary function of these ossicles is to amplify sound vibrations that travel from the outer ear to the inner ear.

3. **Focus on Stapes**: Among the three ossicles, we are specifically interested in the stapes.

4. **Research the Origin**: The stapes is derived from the embryonic structures associated with the jaw. Specifically, it is a modification of the hyomandibular bone.

5. **Conclude the Answer**: Therefore, the stapes is a modification of the hyomandibular.

### Final Answer:
The stapes is a modification of the hyomandibular.

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