Infraglottic cavity

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Infraglottic cavity
Cut through the larynx of a horse 1 hyoid bone 2 epiglottis 3 vestibular fold 4 vocal fold 5 Ventricularis muscle 6 ventricle of larynx 7 Vocalis muscle 8 thyroid cartilage lamina 9 Cricoid cartilage 10 infraglottic cavity 11 first bronchial tube cartilage 12 bronchial tube
Latin	cavitas infraglottica
Dorlands/Elsevier	c_16/12220471

The infraglottic cavity is the portion of the larynx below the ventricles of the larynx and rima glottidis.

[edit] External links

• Human anatomy at Dartmouth part_8/chapter_53.html
• Human anatomy at Dartmouth figures/chapter_53/53-10.HTM
• Norman/Georgetown lesson11 (larynxsagsect)
• Diagram at sci.port.ac.uk

v • d • e General anatomy of head and neck - neck (including throat) Pharynx Laryngopharynx (Piriform sinus, Pharyngeal raphe) - Esophagus Larynx Cartilages major/unpaired: Epiglottis (Vallecula) • Thyroid (Laryngeal prominence, Oblique line, Superior thyroid notch, Superior horn, Inferior horn) • Cricoid minor/paired: Arytenoid (Vocal process, Muscular process) • Corniculate • Cuneiform Ligaments/folds extrinsic ligaments: Hyoepiglottic ligament • Thyrohyoid membrane (Lateral ligament, Median ligament) • Thyroepiglottic ligament • Cricotracheal ligament intrinsic ligaments - upper: Quadrangular membrane (Aryepiglottic, Vestibular ligament/Vestibular fold) intrinsic ligaments - lower: Cricothyroid ligament (Median, Lateral/Conus elasticus, Vocal ligament/Vocal folds) Laryngeal cavity Laryngeal inlet • Vestibule • Rima vestibuli • Ventricle • Rima glottidis/Glottis • Infraglottic cavity Triangles of the neck Anterior of the neck (Muscular, Carotid, Submandibular, Submental) Posterior of the neck (Occipital, Subclavian) Suboccipital Fasciae Deep cervical fascia (Pretracheal fascia, Prevertebral fascia, Investing layer) • Carotid sheath • Alar fascia pharynx: Buccopharyngeal fascia • Pharyngobasilar fascia Palatine aponeurosis Spaces Retropharyngeal space • Danger space • Prevertebral space