Mastication Definition Anatomy

All four move the jaw laterally. During mastication three muscles of mastication musculi masticatorii are responsible for adduction of the jaw and one the lateral pterygoid helps to abduct it.

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Mastication definition mastication is the mechanical grinding of food into smaller pieces by teeth.

Mastication definition anatomy. Mastication organ of n see system stomatognathic. Mastication is the first step in the process of digestion. When you take a bite of food it gets positioned between your teeth by the cheek and tongue.

There are four muscles the masseter temporalis medial pterygoid and lateral pterygoid. By using the muscles of mastication to move the jaw food particles are physically ground between cheeks tongue and teeth. The muscles of mastication are a group of muscles associated with movements of the jaw.

It is defined as a prolonged tonic spasm of the jaw muscles. Anatomy an organ composed of muscle tissue. Anatomy a tissue composed of bundles of elongated cells capable of contraction and relaxation to produce movement in an organ or part.

Mastication simply means chewing or grinding up food with your teeth something you do every day. Mastication physiology of 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. The mastication causes a copious flow of saliva of a brick red colour which dyes the mouth lips and gums.

All four move the jaw laterally. Aside from direct trauma the most common pathological ailment affecting the muscles of mastication is a condition known as trismus or lockjaw. The breakdown of foodstuffs increases the surface area so that digestive enzymes are more efficient.

A group of muscles the masseter pterygoideus lateralis pterygoideus medialis and temporalis responsible for movement of the jaws during the process of chewing. All four muscles are innervated by the mandibular division of the trigeminal nerve. It is essentially a technical word for chewing.

Mastication breaks down food so that it can go through the esophagus to the stomach.

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