What is Infraglottic cavity?

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

What are the cavities of the larynx?

Cavity of the larynx The laryngeal cavity is divided into three regions: Vestibule: between the laryngeal inlet and the vestibular folds. Middle part: between the vestibular folds above and vocal folds below. Infraglottic cavity: between the vocal fold and the trachea.

What is the division of laryngeal cavity?

Cavities of the larynx The laryngeal cavity may be divided into 3 major regions: the vestibule, the middle, and the infraglottic space. The vestibule is the upper portion of the cavity, in between the laryngeal inlet and the vestibular folds.

What is the pharyngeal cavity?

: the cavity of the pharynx that consists of a part continuous anteriorly with the nasal cavity by way of the nasopharynx, a part opening into the oral cavity by way of the isthmus of the fauces, and a part continuous posteriorly with the esophagus and opening into the larynx by way of the epiglottis.

What is Rima Vestibuli?

The rima vestibuli is a space in the laryngeal cavity. Rima vestibuli. Coronal section of larynx and upper part of trachea (rima vestibuli visible but not labeled) The entrance to the larynx.

What are the five ligaments of the larynx?

The larynx consists of a set of complicated cartilages, ligaments, and muscles (Figs 52-1 and 52-2). The five laryngeal cartilages are the epiglottis, thyroid cartilage, cricoid cartilage, and paired arytenoid cartilages. The epiglottis is the most rostral of the laryngeal cartilages.

Where is the Vallecula Epiglottica located?

Anatomical Parts The epiglottic vallecula is a depression just behind the root of the tongue between the medial and lateral glosso-epiglottic folds in the throat. These depressions serve as “spit traps”; saliva is temporarily held in the valleculae to prevent initiation of the swallowing reflex.

What is supraglottis and subglottis?

supraglottis which is situated between the base of tongue and the vocal cords, glottis composed of the vocal cords and the false vocal cords. subglottis which is a part of the larynx situated just below the vocal cords and upto the trachea.