CHAPTER IX

THE DIFFERENT TICS 142

FACIAL TICS--TICS OF MIMICRY TICS OF THE EAR--AUDITORY TICS TICS OF THE EYES--NICTITATION AND VISION TICS

A. EYELID TICS B. EYEBALL TICS

TICS OF THE NOSE--SNIFFING TICS TICS OF THE LIPS--SUCKING TICS TICS OF THE CHIN TICS OF THE TONGUE--LICKING TICS TICS OF THE JAWS--BITING TICS--TICS OF MASTICATION MENTAL TRISMUS TICS OF THE NECK--NODDING AND TOSSING TICS--TICS OF AFFIRMATION, NEGATION, AND SALUTATION MENTAL TORTICOLLIS TICS OF THE TRUNK TICS OF THE ARM AND OF THE SHOULDER TICS OF THE HANDS--SCRATCHING TICS TICS AND WRITING TICS OF THE LOWER EXTREMITIES--WALKING AND LEAPING TICS SPITTING, SWALLOWING, AND VOMITING TICS--TICS OF ERUCTATION AND OF WIND SUCKING TICS OF RESPIRATION--SNORING, SNIFFING, BLOWING, WHISTLING, COUGHING, SOBBING, AND HICCOUGHING TICS