posterior part of tongue

posterior part of tongue

[TA]
portion (posterior third) of tongue that lies posterior to the terminal sulcus; it is distinct from the anterior part (anterior two thirds) of tongue in both its embryologic origin and its innervation.
See also: dorsum of tongue.
Farlex Partner Medical Dictionary © Farlex 2012
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Superior laryngeal nerve innervates the epiglottis and extreme posterior part of tongue and they develop from fourth arch.
Lesions in the posterior part of tongue are more likely to present with clinical features than anterior tongue lesions.
In this study 10% lignocaine spray was used only twice or maximum three times in the preoperative area, 5-10min before induction and the most important is technique used to spray the valecula is like the IDL (indirect Laryngoscopy) way will achieve the proper anaesthetization of posterior part of tongue and valecula resulting in better outcome.

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