Masseter reflex

The Masseter reflex is elicited by tapping the examiner's finger with a mallet placed across the examinee's chin, with the patient's mouth] slightly open. The equipment of this reflex belongs to the examination of the function [[Nervus trigeminus|n. trigeminus. In a healthy patient, the response is a quick and reasonable advance of closing the lower jaw, which is given by the contraction of the muscle of mastication.

'Increased masseter reflex may be present in patients with pseudobulbar syndrome, in bulbar syndrome the reflex is absent. Furthermore, increased reflexes are common in patients with amyotrophic lateral sclerosis. Masseterový reflex (video, neurologie 1.LF UK)

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