MODEL RELEASED. Throat or neck pain. Man touches his larynx while experiencing pain in his throat or neck. He may be able to feel swollen glands in his throat as occurs in tonsillitis. Tonsillitis is an infection and inflammation of the tonsils at the back of the mouth. Sore throat may also be due to pharyngitis. Pain in the neck can result from muscle tension or injury such as whiplash (sudden bending) of the neck.