Pharyngeal Anatomy

Sympathetic fibres from the superior cervical. The are two groups of muscles in the wall of the pharynx.

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Both forms of muscles are innervated from the vagus nerve excluding the stylopharyngeus that is innervated from the glossopharyngeal nerve.

Pharyngeal anatomy. Rathkes pouch it is reminiscent of buccal mucosal invagination to form anterior lobe of pituitary4. Throat cone shaped passageway leading from the oral and nasal cavities in the head to the esophagus and larynx. Pharyngeal branches from the glossopharyngeal nerve cn ix.

There are two kinds of muscles that create the pharynx walls circular and longitudinal. The pharynx is attached above to the base of the skull and is continuous below approximately at the level of vertebra cvi cervical vertebrum c6 with the top of the esophagus. Branches from the external laryngeal nerve.

Stylopharyngeus extends to the pharynx from the temporal bones styloid process. Pharynges is the part of the throat behind the mouth and nasal cavity and above the esophagus and larynx the tubes going down to the stomach and the lungs. The pharynx is a tube made of muscles.

Salpingopharyngeus extends from the inferior cartilage of the eustachian tube. The muscles of the pharynx are supplied by the pharyngeal plexus. Palatopharyngeus extends from the oral cavitys hard palette.

The mandible pterygoid muscles and hyoid apparatus are located laterally. Pharyngeal branch of the vagus nerve cn x. The pharynx chamber serves both respiratory and digestive functions.

There are three paired longitudinal muscles in the human pharynx 10. Veins of the same name drain either into the pterygoid venous plexus. Pharynx anatomy and muscles.

The pharynx is located between the base of the skull and the first two cervical vertebrae dorsally and the larynx ventrally. The pharynx is a muscular funnel extending about 13 cm 5 in from the posterior nasal apertures to the larynx. An interactive quiz covering the regions linings openings of the pharynx through multiple choice questions and featuring the iconic gbs illustrations.

The pharyngeal plexus which mainly overlies the middle pharyngeal constrictor is formed by. Tubal tonsil collection of subepithelial lymphoid tissue situated at the tubal elevation. Most lymph drains back to.

It is found in vertebrates and invertebrates though its structure varies across species. Pharyngeal bursa it is the small median recess in the mucosa covering the tonsil3.

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