The pharyngeal wall is the muscular structure that forms the sides and back of the pharynx, a part of the throat located behind the nasal cavity and mouth. It consists of several layers, including mucosa, muscle, and connective tissue, and plays a crucial role in swallowing and respiratory functions. The wall is composed mainly of three muscle groups: the constrictor muscles, which help in pushing food down the esophagus, and the longitudinal muscles, which assist in elevating the pharynx during swallowing. Proper function of the pharyngeal wall is essential for effective communication and safe passage of food and air.
The posterior pharyngeal wall is the back wall of the throat (pharynx) located behind the nasal cavity and mouth. It plays a role in swallowing, helping to push food down the esophagus and preventing it from entering the nasal cavity. It is lined with mucous membranes and contains muscles that aid in swallowing and speaking.
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The correct spelling is "pharyngeal."
Yes, lancelets do have pharyngeal pouches. These pouches are openings in the pharynx that are important for filter feeding and gas exchange in these small marine animals.
The lymphatic tissue in the posterior wall of the pharynx near the auditory tubes is known as the pharyngeal tonsil, or adenoids. This specialized tissue helps to fight infections and can become enlarged and cause issues with breathing and hearing when infected. The adenoids are part of the body's immune system and play a role in protecting against pathogens entering through the nose and throat.
Tonsillectomy is the medical term meaning surgical removal of a pharyngeal tonsil.
adenoids
Back of throat
To observe pharyngeal wall, back of moth, & especially tonsils that bulge on tongue depression. Bacterial tinsillitis is very common in paediatrics, & will cause whitish rash on tonsils.
Pharyngeal slits are not gill slits. They are filter-feeding organs in non-vertebrates, and are used to strain matter and food from water.
Pharyngeal tonsils
Back of throat