Summary: Your throat is a tube that carries food to your esophagus and air to your windpipe and larynx (also called the voice box). The technical name for the throat is pharynx. You can have a sore throat for many reasons. Often, colds and flu cause sore throats. Other causes can include: allergies, mononucleosis, smoking, strep throat and tonsillitis.
Reference Material:
https://medlineplus.gov/sorethroat.html