Temporomandibular joint (TMJ)

The joint that connects the head of the condyloid process of the mandible and the mandibular fossa of the temporal bone via an articular disk; allows rotational and sliding movement of the mandible by a sliding hinge mechanism.


These are the two joints that connect the jawbone to the skull under the zygomatic arch. TMJ syndrome involves pain in the joint, clicking in the joint from degradation of the sinovial fluids, and sharp, shooting pain when chewing. The two main causes are malocclusion (improper tooth alignment) and tension. Some people grind their teeth, others clench their jaws, perhaps from the inability to say what is felt. Chiropractors and osteopaths love helping these folks, some even specializing in TMJ work.


A joint between the jaw and the skull, in front of the ear.


Let us explore a remarkable joint within the human anatomy the temporomandibular joint (TMJ). This joint is formed by the movement of the mandible, commonly known as the lower jawbone, against the temporal bone located on the side of the skull near the temple. The temporomandibular joint plays a pivotal role in facilitating various functions, including chewing, speaking, and jaw movement. Its intricate structure and biomechanics enable the jaw to open, close, and move in different directions. Understanding the dynamics of the temporomandibular joint is essential for comprehending the complexity of the human skull and the interconnected nature of its skeletal components.


 


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