When each tooth embedded in a socket of jaw bone, then this type of attachment is called

Options

A. diphydont
B. Thecodont
C. Lophodont
D. Secodont

Answer

### Step-by-Step Solution:

1. **Understanding Tooth Attachment**: The question asks about the type of attachment of teeth when they are embedded in a socket of the jaw bone. This refers to how teeth are anchored within the mouth.

2. **Identifying Key Terms**: There are specific terms used to describe the types of teeth and their attachment in humans. The relevant terms are:
- **Thecodont**: This term refers to teeth that are set in sockets (alveoli) in the jawbone.
- **Heterodont**: This refers to having different types of teeth (e.g., incisors, canines, molars).
- **Diphyodont**: This term describes the dental development pattern where two successive sets of teeth (temporary and permanent) are formed.

3. **Analyzing the Question**: The question specifically focuses on the attachment of teeth in the jaw. Among the terms defined, "thecodont" directly relates to the embedding of teeth in sockets.

4. **Conclusion**: Therefore, the type of attachment when each tooth is embedded in a socket of the jaw bone is called **thecodont**.

### Final Answer:
The attachment of each tooth embedded in a socket of the jaw bone is called **thecodont**.

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