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.
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Lesions in the posterior part of tongue are more likely to present with clinical features than anterior tongue lesions.
17) Few attempts by anaesthetizing the posterior part of tongue and valecula are also made by nerve block(glossopharyngial, laryngeal and transtracheal nerve) (18-19) Lignocaine 2% viscus gargling, (20) topical spray 4% (21) and 10% (22) most of the methods used to attenuate the presser responses are effective.
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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