The function of the glottis is to make several voicing sounds between the vocal folds when they vibrate. Voiceless consonants include the English h, f, s, p, t and k sounds. The glottis functions... The function of the glottis is to make several voicing sounds between the vocal folds when they vibrate. Voiceless consonants include the English h, f, s, p, t and k sounds.
Misophonia sufferers find these sounds more than just mildly annoying. Beginning in late childhood or early adolescence, the condition causes extreme anger, anxiety and terror when a trigger sound, such as chewing gum, is heard.
Â© Jupiterimages/Pixland/Thinkstock. Chewing on ice will give you more than just the chills; all that crunching, it turns out, is bad for your mouth -- the habit can injure soft tissue (such as your gums) and has been known to break or crack teeth. And here's something you might now know: It may also be a sign that you're anemic.