LARYNGEAL CAVITY
- Laryngeal cavity
- extent
- inlet of larynx to lower border of cricoid cartilage
- inlet of larynx
- placed obliquely
- bounded
- anteriorly
- epiglottis
- posteriorly
- interarytenoid fold of mucous membrane
- each side
- aryepiglottic fold
- mucous membrane
- folds
- upper fold
- vestibular fold
- space between two folds is
- rima vestibuli
- lower fold
- vocal fold
- space between two folds is
- rima glottidis
- limited posteriorly by
- interarytenoid fold
- attached
- anteriorly
- middle of angle of thyroid cartilage on its posterior aspect
- posteriorly
- vocal process of arytenoid cartilage
- folds divide the cavity in to 3 parts
- above vestibular fold
- vestibule of larynx or supraglottis
- between vestibular fold and vocal folds
- sinus or ventricle of larynx ( sinus of morgagni )
- anterior part is prolonged upwards as a diverticulum
- between vestibular fold and lamina of thyroid cartilage
- saccule of larynx
- oil can of larynx
- helps in lubrication of vocal folds
- below vocal folds
- infraglottis
Discussion