
The oropharynx is located at the back of the mouth behind the oral cavity and just below the nasal cavity and includes:
- The back third of the tongue
- The soft palate, including the uvula
- The middle part of the throat behind the mouth
- The side and back walls of the throat
- The tonsils
The oropharynx does not include the larynx (voice box).
What Is the Function of the Oropharynx?
The functions of the oropharynx include:
- Digestive: the muscles in the oropharynx help push through chewed and swallowed food and drink into the esophagus on its way to the stomach
- Respiratory: inhaled air is warmed and moistened before it passes through to the lungs
- The epiglottis at the end of the oropharynx helps stop air from entering the digestive system
- Speech: the muscles and other parts of the oropharynx help produce the sounds that make up speech
What Are Problems that Can Affect the Oropharynx?
Problems with the oropharynx include:
- Swallowing disorders (dysphagia)
- Tongue disorders
- Problems with the tonsils
- Recurrent acute pharyngitis
- Recurrent acute strep throat infections
- Enlarged tonsils
- Tumors or cancer of the tonsils
- Recurrent/large tonsil stones
- Medical problems
- Abnormal growths on the vocal cords
- Muscle disorders affecting the voice box
- Throat cancer
What Is the Treatment for Problems of the Oropharynx?
Treatment for problems of the oropharynx depends on the condition.
Treatment for swallowing problems may include:
- Treatment of the underlying disorder causing the problem
- Dietary modification
- Swallow therapy
- Dilatation
- Quitting smoking
- Compensatory maneuvers
- Esophagectomy
- Changing medications that are causing the problem
- Never stop taking a prescribed medication without first talking to your doctor
Treatment for tongue disorders may include:
- Treating any underlying condition causing the problem
- Topical antifungals
- Topical steroids
- Gentle brushing or scraping of tongue
- Antiviral medications
- Surgery
Treatment for problems with the tonsils may include:
- No treatment needed if a sore throat is caused by a virus
- Treatment is aimed at relief of symptoms
- Over-the-counter pain relievers
- Salt-water gargle
- Throat sprays with topical anesthetics (e.g., benzocaine, phenol)
- Lozenges (cough drops) with topical anesthetics c (lozenges are not recommended for young children; they can be a choking hazard)
- Sipping warm beverages (e.g., tea, chicken soup), cold beverages, or eating cold or frozen desserts (e.g., ice cream, popsicles)
- Strep throat is a bacterial infection treated with antibiotics
- Tonsillectomy (surgical removal of the tonsils)
From 
References
Image Source: iStock Images
https://www.cancer.gov/publications/dictionaries/cancer-terms/def/oropharynx
https://sciencetrends.com/pharynx-function-and-definition/
https://www.aafp.org/afp/2000/0415/p2453.html
https://www.aafp.org/afp/2010/0301/p627.html
https://www.uptodate.com/contents/sore-throat-in-adults-beyond-the-basics?search=Pharyngitis&source=search_result&selectedTitle=6~150&usage_type=default&display_rank=6
https://www.cancer.gov/publications/dictionaries/cancer-terms/def/oropharynx
https://sciencetrends.com/pharynx-function-and-definition/
https://www.aafp.org/afp/2000/0415/p2453.html
https://www.aafp.org/afp/2010/0301/p627.html
https://www.uptodate.com/contents/sore-throat-in-adults-beyond-the-basics?search=Pharyngitis&source=search_result&selectedTitle=6~150&usage_type=default&display_rank=6