Question

The joint between upper jaw and skull is a​

Answer 1

In anatomy, the temporomandibular joints (TMJ) are the two joints connecting the jawbone to the skull. It is a bilateral synovial articulation between the temporal bone of the skull above and the mandible below; it is from these bones that its name is derived

Answer 2

Answer:

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Explanation:

>The ball and socket joint also called as the spheroidal joint is a joint in which the ball-like rounded surface of a bone moves within a cup-like depression on another bone, this allows greater freedom of movement than any other kind of joint. Example:- Hip joint of mammals.

>Fixed joints are the joints which are immovable or nearly immovable. These joints protect the internal organs and also provide a strong base for the articular (movable) joints.

>Example: Sutures of the skull enclosing. Hinge joints are formed between two or more bones where the bones can only move along one axis to flex or extend.

>Examples: Ankle, elbow, and knee joints.

>Therefore, the joint between the upper jaw and the rest of the head (which represents the skull) is the fixed type of a joint as it is immovable (fixed).