Home > Respiratory System > Respiratory System of the Head and Neck > Larynx. The larynx is a tough, flexible segment of the respiratory tract connecting the pharynx to the trachea in the neck. It plays a vital role in the respiratory tract by allowing air to pass through it while keeping food and drink from blocking the airway.
Common side effects from nicotine gum include bleeding gums, too much saliva, hiccups, indigestion, slight swelling of the mouth, injury to teeth or cheeks, nausea, upset stomach and sore throat. Less common or rare side effects may include diarrhea, dry mouth, swollen gums, sores in the tongue/throat/mouth, muscle pain, rashes and sweating.
The short answer is NICOTINE--the chemical that causes you to become addicted to cigarettes. Nicotine affects your brain, changes your mood, and causes you to want more and more. When you smoke, your body immediately responds to the nicotine, but this high only lasts about 10 seconds!!Because it is so addictive, nicotine also causes unpleasant withdrawal side effects when you try to quit.HOWEVER, most of these symptoms will not last long and they should all be gone within a few weeks.hen you smoke, your body immediately responds to the nicotine, but this high only lasts about 10 seconds!! Because it is so addictive, nicotine also causes unpleasant withdrawal side effects when you try to quit.