Cranial Nerve Exam: Normal Exam: Cranial Nerve 5 - Motor
Cranial Nerve Exam: Normal Exam: Cranial Nerve 5 - MotorUniversity of Utah Video36 sec - Jun 23, 2001The motor division of CN 5 supplies the muscles of mastication (temporalis, masseters, and pterygoids). Palate the temporalis and masseter muscles as the patient bites down hard. Then have the patient open their month and resist the examiner's attempt to close the month. If there is weakness of the pterygoids the jaw will deviate towards the side of the weakness. The last test for this nerve is testing for a