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Appendix of the laryngeal ventricle

 

 
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Appendix of the laryngeal ventricle
 
 
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The appendix of the laryngeal ventricle (also the laryngeal saccule, laryngeal pouch, or Hilton's pouch) is a diverticulum
Diverticulum

A diverticulum is medicine or biology term for an outpouching of a hollow structure in the body.In medicine the term usually implies that the structure is not normally present, i.e....
 (membranous sac) which extends vertically from the ventricle of the larynx
Ventricle of the larynx

The ventricle of the larynx is a fusiform fossa, situated between the ventricular fold and vocal folds on either side, and extending nearly their entire length....
. It runs between the vestibular fold
Vestibular fold

The vestibular fold is one of two thick folds of mucous membrane, each enclosing a narrow band of fibrous tissue, the ventricular ligament which is attached in front to the angle of the thyroid cartilage immediately below the attachment of the epiglottis, and behind to the antero-lateral surface of the arytenoid cartilage, a short distance a...
, thyroarytenoid muscle
Thyroarytenoid muscle

The Thyroarytenoid is a broad, thin, muscle which lies parallel with and lateral to the vocal fold, and supports the wall of the ventricle and its appendix....
, and thyroid cartilage
Thyroid cartilage

The thyroid cartilage is the largest of the nine cartilages that make up the laryngeal skeleton, the cartilage structure in and around the Vertebrate trachea that contains the larynx....
, and is conical, bending slightly backward. It is covered in roughly 70 mucous glands. The muscles surrounding the appendix compress it till a secretion comes out and lubricates the vocal folds
Vocal folds

The vocal folds, also known commonly as vocal cords, are composed of twin infoldings of mucous membrane stretched horizontally across the larynx....
.








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The appendix of the laryngeal ventricle (also the laryngeal saccule, laryngeal pouch, or Hilton's pouch) is a diverticulum
Diverticulum

A diverticulum is medicine or biology term for an outpouching of a hollow structure in the body.In medicine the term usually implies that the structure is not normally present, i.e....
 (membranous sac) which extends vertically from the ventricle of the larynx
Ventricle of the larynx

The ventricle of the larynx is a fusiform fossa, situated between the ventricular fold and vocal folds on either side, and extending nearly their entire length....
. It runs between the vestibular fold
Vestibular fold

The vestibular fold is one of two thick folds of mucous membrane, each enclosing a narrow band of fibrous tissue, the ventricular ligament which is attached in front to the angle of the thyroid cartilage immediately below the attachment of the epiglottis, and behind to the antero-lateral surface of the arytenoid cartilage, a short distance a...
, thyroarytenoid muscle
Thyroarytenoid muscle

The Thyroarytenoid is a broad, thin, muscle which lies parallel with and lateral to the vocal fold, and supports the wall of the ventricle and its appendix....
, and thyroid cartilage
Thyroid cartilage

The thyroid cartilage is the largest of the nine cartilages that make up the laryngeal skeleton, the cartilage structure in and around the Vertebrate trachea that contains the larynx....
, and is conical, bending slightly backward. It is covered in roughly 70 mucous glands. The muscles surrounding the appendix compress it till a secretion comes out and lubricates the vocal folds
Vocal folds

The vocal folds, also known commonly as vocal cords, are composed of twin infoldings of mucous membrane stretched horizontally across the larynx....
.

See also

  • ventricle
    Ventricle

    Ventricle may refer to:* Ventricle , the pumping chambers of the heart* Ventricular system in the brain* Ventricle of the larynx, a structure in the larynx...