Jaw(noun)
Definition
The jaw refers to the bony structure that forms the framework of the mouth in vertebrates, including humans. It contains the teeth and supports the muscles used for chewing, speaking, and various facial expressions.
Etymology
The word jaw has its origins in Middle English jowe, which came from Old English ceowan, meaning to chew. The term has Germanic roots and is related to other Germanic languages’ words for jaw or chew.
Synonyms
- Mandible
- Maxilla
- Chin
Example
After the accident, she underwent surgery to repair her fractured jaw.
FAQs (Frequently Asked Questions)
What are the main functions of the jaw?
It has essential functions in the process of chewing and breaking down food, aiding in speech production, and providing support for facial structure.
How is the jaw connected to the skull?
It is connected to the skull through the temporomandibular joint (TMJ), which allows for movement and flexibility in opening and closing the mouth.
Can jaw problems cause pain and discomfort?
Yes, issues with the jaw, such as temporomandibular joint disorder (TMJ disorder), can cause pain, discomfort, and difficulty in jaw movement, chewing, and speaking.
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