Pharyngeal Anatomy

The pharyngeal plexus which mainly overlies the middle pharyngeal constrictor is formed by. It is found in vertebrates and invertebrates though its structure varies across species.

Legal Art Works Oral And Pharyngeal Anatomy

The are two groups of muscles in the wall of the pharynx.

Pharyngeal anatomy. Pharyngeal branches from the glossopharyngeal nerve cn ix. Rathkes pouch it is reminiscent of buccal mucosal invagination to form anterior lobe of pituitary4. Both forms of muscles are innervated from the vagus nerve excluding the stylopharyngeus that is innervated from the glossopharyngeal nerve.

Most lymph drains back to. Pharyngeal branch of the vagus nerve cn x. Veins of the same name drain either into the pterygoid venous plexus.

The pharynx is a tube made of muscles. Sympathetic fibres from the superior cervical. 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 chamber serves both respiratory and digestive functions. 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. The pharynx is located between the base of the skull and the first two cervical vertebrae dorsally and the larynx ventrally.

Pharynx anatomy and muscles. There are two kinds of muscles that create the pharynx walls circular and longitudinal. An interactive quiz covering the regions linings openings of the pharynx through multiple choice questions and featuring the iconic gbs illustrations.

Salpingopharyngeus extends from the inferior cartilage of the eustachian tube. There are three paired longitudinal muscles in the human pharynx 10. Branches from the external laryngeal nerve.

Stylopharyngeus extends to the pharynx from the temporal bones styloid process. The muscles of the pharynx are supplied by the pharyngeal plexus. The pharynx is a muscular funnel extending about 13 cm 5 in from the posterior nasal apertures to the larynx.

The mandible pterygoid muscles and hyoid apparatus are located laterally. Throat cone shaped passageway leading from the oral and nasal cavities in the head to the esophagus and larynx. Tubal tonsil collection of subepithelial lymphoid tissue situated at the tubal elevation.

Palatopharyngeus extends from the oral cavitys hard palette. Pharyngeal bursa it is the small median recess in the mucosa covering the tonsil3.

Muscles Of Pharynx Partially Opened Posterior View