Vestibule of mouth:-where exactly is it ?

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Discussion Overview

The discussion centers on the anatomical definition and location of the vestibule of the mouth, exploring its boundaries and relation to other oral structures. Participants express confusion regarding its precise location and seek clarification through various explanations and analogies.

Discussion Character

  • Conceptual clarification
  • Debate/contested

Main Points Raised

  • One participant describes the vestibule as bounded by the lips and cheeks anteriorly and laterally, and by the teeth and gums posteriorly and medially.
  • Another participant expresses confusion about the location despite the provided description.
  • A link to a Wikipedia page is shared as a potential resource for further understanding.
  • One participant suggests that puffing up the cheeks enlarges the vestibule, distinguishing it from the oral cavity, which includes the area from the teeth inwards.
  • Another participant reiterates the puffing explanation but still indicates a lack of understanding.
  • One participant proposes that the vestibule is simply the space between the lips and teeth.
  • Another participant provides an analogy comparing the vestibule to a small entry room in older houses, emphasizing its role as a small space leading to a larger area.
  • A participant attempts to clarify that the vestibule includes everything outside the gums and teeth but within the lips.

Areas of Agreement / Disagreement

Participants express varying degrees of understanding and confusion regarding the definition and boundaries of the vestibule. There is no consensus on a clear explanation, and multiple interpretations of its location are presented.

Contextual Notes

Some participants reference visual aids and analogies to clarify their points, but the effectiveness of these aids in resolving confusion remains uncertain.

gracy
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vestibule is a part of the mouth bounded anteriorly and laterally by the lips and the cheeks, posteriorly and medially by the teeth and/or gums, and above and below by the reflections of the mucosa from the lips and cheeks to the gums.I can't find it ?
slide_7.jpg

this picture does not really justify the location described above !
 
Last edited:
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vestibule.jpg
 
gracy said:
this picture does not really justify the location described above !
vestibule.jpg
 
Close your lips - puff up your cheeks with air. All of the parts that now stick out - your cheeks and lips - do so because you enlarged the vestibule. All of the stuff from teeth inwards and from teeth backwards don't take more space == oral cavity.
 
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jim mcnamara said:
Close your lips - puff up your cheeks with air. All of the parts that now stick out - your cheeks and lips - do so because you enlarged the vestibule. All of the stuff from teeth inwards and from teeth backwards don't take more space == oral cavity.
I am still not getting.
 
I think vestibule is little space between lips and teeth .
 
Yes.
 
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Why can't i start conversation with @ jim mcnamara, ?
 
  • #10
And your cheeks - anything outside of your: gums + teeth. This outside area fills with air when you do the puff trick above. You gums, teeth, are tongue are all insiders and not part of the vestibule -

If it helps - in English, the word vestibule is a Victorian word. In older houses. when you first enter via the front door, you go inside to a tiny entry room. People hang coats in there, and often stuff it full of potted plants. That is a vestibule. So tiny entrance volumes that lead to something else bigger inside are called vestibules.
 
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  • #11
gracy said:
Why can't i start conversation with @ jim mcnamara, ?
can you answer this?
 
  • #12
I have no idea. I
 
  • #13
we can ask @Bystander ,he knows how to resolve this!
 
  • #14
If i have understood it correctly
ves.png

anything outside the yellow circle and inside the lips is vestibule.
 

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