jaw, either of a pair of bones that form the framework of the mouth of vertebrate animals, usually containing teeth and including a movable lower jaw and fixed upper jaw (maxilla). Jaws function by moving in opposition to each other and are used for biting, chewing, and the handling of food.

Dec 3, 2020 · The jaw joint connects the lower jaw to the temporal bone of the skull and is responsible for bringing the lower and upper jaws together. It is one of the most frequently used joints in the body. Depending on the underlying cause, jaw pain can occur suddenly or …

The lower jaw (mandible) supports the bottom row of teeth and gives shape to the lower face and chin. This is the bone that moves as the mouth opens and closes. The upper jaw (maxilla) holds the upper teeth, shapes the middle of the face, and supports the nose.

In jawed vertebrates, the mandible (from the Latin mandibula, 'for chewing'), lower jaw, or jawbone is a bone that makes up the lower – and typically more mobile – component of the mouth (the upper jaw being known as the maxilla).

Feb 7, 2022 · The mandible is the largest, strongest, and the only skull bone capable of movement. It forms the lower jaw, and thus is also known as the lower jaw bone. It helps with the process of chewing along with the maxilla or upper jaw bone.

Jan 20, 2025 · The key parts of your jaw’s anatomy include: Jaw Bones: The TMJ is formed by two bones: the mandible (your lower jawbone) and the temporal bone (a bone on the side of your skull). How Cartilage Supports Jaw Function: A fibrocartilaginous disc sits between these bones, acting like a cushion and allowing for smooth gliding movements.

Your jaw is made up of two bones: upper jaw (maxilla) and lower jaw (mandible). Learn about the anatomy of the jaw and why it’s important. The jaw is made up of two main parts: Helps form the nose, palate, and orbit (bony socket housing the eyeballs and other supporting structures).

Apr 1, 2023 · Jaw Anatomy, Lateral View. Jaw anatomy includes the mandible, temporal bone, zygomatic process, temporomandibular ligament, and capsular. Henry Vandyke Carter, Public Domain, via Wikimedia Commons

Mar 11, 2025 · Human skeleton - Mandible, Muscles, Joints: The left and right halves of the lower jaw, or mandible, begin originally as two distinct bones, but in the second year of life the two bones fuse at the midline to form one. The horizontal …

Dental X-ray Viewing and Interpretation: Seeing Inside Teeth and Bone. 1. The Teeth and Their Parts: Each tooth has two main parts, the crown and the root. The crown and the root meet at the neck of the tooth, which is normally just below the gum margin. This is the part of the tooth that we see in the mouth.