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Hace 6 días · The constrictor muscles of the pharynx are responsible for narrowing and constricting the pharynx during swallowing. The superior, inferior, and middle constrictor muscles are all part of this group. However, the medial constrictor muscle does not exist. Therefore, the correct answer is "Medial."
7 de may. de 2024 · There are multiple physiologic variants of the pharyngeal constrictor muscles. The superior constrictor can merge with the muscles of the middle and inferior constrictor. The inferior constrictor merges with the superior constrictor or the posterior part of the pharyngobasilar fascia.
- Toai Bui, Joe M. Das
- 2024/05/07
7 de may. de 2024 · The pharyngeal plexus sends some branches between the middle and inferior constrictors and other branches between the superior and middle constrictors 4,6. It is formed by the pharyngeal branches from the vagus and glossopharyngeal nerves and the cervical sympathetic 3-7 .
25 de may. de 2024 · The superior constrictor inserts onto the pharyngeal tubercle of the skull base and the pharyngeal raphe, a midline tendinous seam where the constrictor muscles converge. Contraction of this muscle narrows the upper pharyngeal segment and closes the nasopharynx during swallowing.
16 de may. de 2024 · Europe PMC is an archive of life sciences journal literature. Do data resources managed by EMBL-EBI and our collaborators make a difference to your work? If so, please take 10 minutes to fill in our survey, and help us make the case for why sustaining open data resources is critical for life sciences research.
16 de may. de 2024 · Dale T, Hutcheson K, Mohamed ASR, Lewin JS, Gunn GB, Rao AUK, et al. Beyond mean pharyngeal constrictor dose for beam path toxicity in non-target swallowing muscles: dose–volume correlates of chronic radiation-associated dysphagia (RAD) after oropharyngeal intensity modulated radiotherapy. Radiother Oncol. 2016;118:304–14.
Hace 5 días · The larynx is defined as the region extending from the superior edge of the epiglottis to the bottom of the cricoid. The contour of the superior pharyngeal constrictor includes the caudal tips of the pterygoid plates, extending through the upper edge of the hyoid bone.
