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Larynx
Stuctures & Function
8
Other
Graduate
08/24/2010

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Cards

Term

Hyoid Bone

Definition

 

U-shaped floating bone that floats under the madible or lower jaw, which the larynx is suspended from.

Term

 

Epiglottis

Definition

 

Protective, leaf-shaped piece of cartilage medial to  the thyroid cartilage and hyoid bone. During Swallowing the epiglottis drops to cover the orifice of the larynx.

Term

 

Thyroid Cartilage

Definition

 

Forms the anterior and lateral walls of the larynx and protects the larynx.

Term

 

 

Cricoid Cartilage

Definition

 

 

 

Completely surronds the trachea.

Links the thryroid cartilage and the paired arytenoid cartilages.

Term

 

 

 Arytenoid Cartilages

Definition

 

 

Small, pyramid-shaped cartilages connected to the cricoid through the cricoarytenoid joint, which permits sliding and circular movements.

Term

 

 

Corniculate Cartilages

Definition

 

 

Sit on the apex of the arytenoids, they assist in reducing the laryngeal opening when a person is swallowing.

Term
Cuniform Cartilages
Definition
Cone-shaped, located under the mucous membrance that covers the aryepiglottis folds, serve to stiffen or tense the aryepiglottic folds.
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