Sharing Knowledge & Ideas…
I Believe in Discussion...
Where I have discussed the following topics:
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Introduction:
The facial nerve not only carries nerve impulses to the muscle of the face, and the facial expression, and to the stapedius muscle of the stirrup bone (the stapes) in the middle ear, but also carries secretomotor fibers to the tear (lacrimal) glands, and to the saliva gland. It also transmits taste from the anterior tongue.
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It is convenient to consider dental anomalies by the development stage at which they arise
Medial Pterygoid Muscle
The muscles of mastication originate from the skull, span the TMJ, and insert into the mandible. On contraction, they act to move the mandible during movements of mastication.
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Problem
Post-injection trismus:
Although the limitation of movement associated with post-injection trismus is usually minor, it is possible for much more severe limitation to develop.
The average inter-incisal opening in case of trismus is 13,7mm (range 5 to 23 mm)
Trismus, from the Greek trismos, is defined as a prolonged tetanic spasm of the jaw muscles by which the normal opening of the mouth is restricted (Locked Jaw).
Trismus is an inability to open the mouth to a normal gape
