PSYCH 2NF3 Lecture Notes - Lecture 5: Tongue Depressor, Pharyngeal Reflex, Lumbar Puncture
22 Feb 2018
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Involved in sensory (touch/detection of stimulus) information all over the face. Lightly touch cotton to different parts of patients face to check if there is sensory stimulation is being felt. Maxillary - close to the moth and lower part of the ear. Mandibular - close to the moth and lower part of the ear. Also provides motor (muscle - movement) supply to face. Tested by having patient clench their teeth and observing and feeling the bulk of masseter and temporalis muscles. Can also perform "jaw jerk" - striking jaw with index finger at looking for jaw reflex. Oculomotor nerve (cn iii), trochlear nerve (cn iv), abducent nerve (cn vi) Supplies motor branches to muscle of face for our expressions. Tested asking patient to crease up forehead, keep eyes closed against resistance, puffing out cheeks, revealing the teeth, etc. Has to do with ear and sense of hearing.
