1/20/2024 0 Comments Pharyngeal constrictor![]() Whereas, the others insert into the inferior pharyngeal constrictor muscle by overlapping the fibers. Some of the fibers of these muscles terminate by blending with the superior constrictor muscle. This muscle has its origin in the stylohyoid ligament with Greater and Lesser horns of the hyoid bone. Middle pharyngeal constrictor – This muscle lies below the level of the superior pharyngeal constrictor muscle.This is an important muscle of pharynx anatomy. Connecting all these structures, the fibers of this muscle terminate at the pharyngeal tubercle located on the basilar portion of the occipital bone. These structures are the posterior border of the mandibular raphe, pterygoid hamulus, posterior aspect of the mylohyoid sling of the mandible, and the lateral side of the tongue. Superior pharyngeal constrictor – This muscle has its origin in different anatomical structures of the lateral face. There are four primary muscles associated with the external surface of the pharynx. The external surface of muscles includes voluntary muscles which are covered by buccopharyngeal fascia externally. ![]() From the upper limit, it communicates with the occipital bone anteriorly to the foramen magnum. The external surface of the pharynx anatomyĬonsidering the posterior aspect, the pharynx lies anterior to the cervical vertebrae exteriorly.
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