The pharynx is a muscular tube that connects the nasal cavities to the larynx and oesophagus.
Floor of the pharynx.
But there are secondary functions.
Within the pharynx the middle pharyngeal constrictor sits between the superior and inferior pharyngeal constrictor muscles.
The pharynx or throat is a tube about five inches long composed of three parts.
The oral mucosa are the tissues that line the interior of your mouth while the salivary glands produce saliva.
How is the pharyngeal plexuses formed.
Anatomy of oral cavity and pharynx dr mohit goel jr1 22 aug.
Oral cavity pharynx radio anatomy 1.
The bottom of your mouth located under your tongue is called the floor.
The muscles of these walls are inserted latero ventrally into the hyoid bone and the cartilages of the larynx.
Throat cone shaped passageway leading from the oral and nasal cavities in the head to the esophagus and larynx the pharynx chamber serves both respiratory and digestive functions.
7th 9th 10th cranial nerves.
1 oral vestibule 2 oral cavity proper oral vestibule slit space between teeth buccal gingiva and lips cheek.
The primary function of the oral cavity is firstly the selection of food via taste yes but also of course via smell and sight.
The nasopharynx oropharynx and laryngopharynx from superior to inferior.
The act of swallowing opens briefly the normally collapsed.
For the anatomical description the pharynx can be divided into three floors.
Development of thyroid gland.
The pharynx is a wide short tube with muscular dorsal and lateral walls.
It is common to both the alimentary and the respiratory tract.
The floor is provided by the soft palate.
The nasopharynx the oropharynx and the laryngopharynx.
Vestibule communicates with exterior through mouth.
Floor of the pharynx development of the tongue.
Oral cavity 2 parts.
Size of opening is controlled circumoral muscles such as orbicularis oris buccinator depressors and.
Floor of the pharynx 1.
Having selected the food then the mouth ingests the food takes the food in masticates the food chews it and swallows the food so that it goes down to the rest of the digestive tract.
It is important for taste sensation so it is innervated by 3 nerves.
To act as a guard against fungal and viral organism.
Thick fibres of muscle and connective tissue attach the pharynx to the base of the skull and surrounding structures.
The pharynx is divided into oropharynx and nasopharynx.
It is comprised of three parts.
Glossopharyngeal vagus and sympathetic nerves.
Tongue largest single muscular organ in oral cavity.
Why are the tonsil arranged in a ring form.
Both circular and longitudinal muscles occur in the walls of the pharynx.
The functions of the oral cavity.
It acts as the first line of defense.
Floor of oral pharynx under the mucus membrane covering the root of the tongue.
The middle pharyngeal constrictor is located on the lateral and posterior sides of the neck it is found anterior to the prevertebral muscles such as longus coli and longus capitis and posterior to the muscles of the mouth floor most notably the hyoglossus muscle.
It is also connected to the tympanic cavity of the middle ear through the auditory tubes that open on both lateral walls.
