Normal Swallowing on Lateral View Videofluoroscopy Krishnakumar Thankappan скачать в хорошем качестве

Normal Swallowing on Lateral View Videofluoroscopy Krishnakumar Thankappan

This is a very short video showing the normal swallowing on videofluoroscopic study. This video is is for medical education purposes only. The whole process of swallowing cycle happens in seconds. You can see this here in this lateral view VFS ,in less than a minute, in slow motion Swallowing is complex neuromuscular function involving structures in oral cavity, pharynx, larynx and oesophagus, requiring coordinated activity of muscles in these regions Phases of swallowing Oral phase (1-1.5 seconds) Oral preparatory stage Oral phase proper Pharyngeal phase (1-2 seconds) Esophageal phase (8-10 seconds) It is interesting to see that this short phenomenon has got 17 components as below. 17 Physiologic Components ● Lip closure ● Tongue control ● Bolus preparation/Mastication ● Bolus Transport ● Oral Residue ● Initiation of the Pharyngeal Swallow ● Soft Palate Elevation ● Laryngeal Elevation ● Anterior Hyoid Excursion ● Epiglottic Movement ● Laryngeal Vestibule Closure ● Pharyngeal Stripping ● Pharyngeal Contraction ● PES opening ● Tongue Base Retraction ● Pharyngeal Residue ● Esophageal Clearance