Cuneiform cartilages
Encyclopedia
The cuneiform cartilages of the larynx
(cartilages of Wrisberg) are two small, elongated pieces of yellow elastic cartilage
, placed one on either side, in the aryepiglottic fold
, where they give rise to small whitish elevations on the surface of the mucous membrane
, just in front of the arytenoid cartilage
s.
Larynx
The larynx , commonly called the voice box, is an organ in the neck of amphibians, reptiles and mammals involved in breathing, sound production, and protecting the trachea against food aspiration. It manipulates pitch and volume...
(cartilages of Wrisberg) are two small, elongated pieces of yellow elastic cartilage
Cartilage
Cartilage is a flexible connective tissue found in many areas in the bodies of humans and other animals, including the joints between bones, the rib cage, the ear, the nose, the elbow, the knee, the ankle, the bronchial tubes and the intervertebral discs...
, placed one on either side, in the aryepiglottic fold
Aryepiglottic fold
The entrance of the larynx is a triangular opening, narrow in front, wide behind, and sloping obliquely downward and backward. It is bound, in front, by the epiglottis; behind, by the apices of the arytenoid cartilages, the corniculate cartilages, and the interarytenoid notch; and on either side,...
, where they give rise to small whitish elevations on the surface of the mucous membrane
Mucous membrane
The mucous membranes are linings of mostly endodermal origin, covered in epithelium, which are involved in absorption and secretion. They line cavities that are exposed to the external environment and internal organs...
, just in front of the arytenoid cartilage
Arytenoid cartilage
The arytenoid cartilages are a pair of small three-sided pyramids which form part of the larynx, to which the vocal folds are attached...
s.