What is the name of the upper jaw?

What is the name of the upper jaw?

The upper jaw holds the top teeth in place and supports muscles involved in chewing and facial expressions. It is a major bone in the face. Also called maxilla.

Is maxillary the upper or lower jaw?

The maxilla is the bone that forms your upper jaw. The right and left halves of the maxilla are irregularly shaped bones that fuse together in the middle of the skull, below the nose, in an area known as the intermaxillary suture.

What is the term used for the upper and lower jaw?

The upper part is the maxilla. It doesn’t move. The moveable lower part is called the mandible.

What facial bone forms the upper jaw?

Each of the following facial bones are paired: the maxillae form the upper jaw and front of the hard palate; the zygomatic bones form the cheeks; the nasal bones form the bridge of the nose; the lacrimal bones form part of the orbit, or eye socket; the palatine bones form the rear of the hard palate and the inferior …

Do upper jaw bones move?

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 (mandible) 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.

Does the upper jaw move?

Where is the human jaw located?

In anatomy, the mandible, lower jaw or jawbone is the largest, strongest and lowest bone in the human facial skeleton. It forms the lower jaw and holds the lower teeth in place. The mandible sits beneath the maxilla….

What is the muscle in your jaw called?

The masseter muscle provides powerful elevation and protrusion of the mandible by originating from the zygomatic arch and inserting along the angle and lateral surface of the mandible. The temporalis muscle originates from the floor of the temporal fossa and inserts onto the coronoid process of the mandible.

What are the 14 facial bones called?

The facial bones include 14 bones, with six paired bones and two unpaired bones. The paired bones are the maxilla, palatine, zygomatic, nasal, lacrimal, and inferior nasal conchae bones. The unpaired bones are the vomer and mandible bones.

What is the largest and strongest bone of the face?

mandible
Your mandible, or jawbone, is the largest, strongest bone in your face. It holds your lower teeth in place and you move it to chew your food. Apart from you mandible and your vomer, all your facial bones are arranged in pairs.

Can the jaw bone move?

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.

What is the other name for the upper jaw?

The maxilla (plural: maxillae / mækˈsɪliː /) in vertebrates is the upper fixed (not fixed in Neopterygii) bone of the jaw formed from the fusion of two maxillary bones. In humans, the upper jaw includes the hard palate in the front of the mouth.

What is the proper name for a jaw?

The proper name for the upper jaw is the maxilla and the lower jaw is the mandible. The joint where the jaw moves is known as the temporomandibular joint (TMJ). It lies just in front of the ears and is a both a hinge and gliding joint.

What is the name of the upper portion of the jaw?

Your jaw is a set of bones that holds your teeth. It consists of two main parts. The upper part is the maxilla. It doesn’t move. The moveable lower part is called the mandible. You move it when you talk or chew.

What is the scientific name for the upper jaw bone?

The scientific name for the lower jaw is the mandible. It is aU-shaped bone articulating with the temporal bone on either side.