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Time factors of millions and billions of years is difficult even for adults to comprehend.
However, "relative" dating or time can be an easy concept for students to learn.
For purposes of analysis or description, the components of mastication may be categorized as opening, closing, left lateral, right lateral, or anteroposterior jaw movements.n the movements of the mandible during the chewing cycle, which are controlled by neuromuscular action and are correlated with the structural attributes of the temporomandibular joints and the proprioceptive sense of the periodontal ligament.
Once students begin to grasp "relative" dating, they can extend their knowledge of geologic time by exploring radiometric dating and developing a timeline of Earth's history.
Accessory activity by the tongue and facial musculature facilitates the masticatory actions.n the muscular organ in the floor of the oral cavity whose function in the masticatory process consists of crushing some food by pressing it against the hard palate, forming it into a compact bolus, and assisting in placing it on the occlusal platform for tooth act of chewing.
Abnormalities of this function commonly occur and often have diagnostic significance.
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