I 820 



lir.MAN ANATOMY. 



The glottic region extends from the free edges of the false cords above to 

 th. Be .1" the true ones In-low. The narrowest part of the larynx, the rima glottidis or 

 chink of the Uir\-n.\ . is the interval between the true cords in front and the arytenoid 



FIG. 1 546. 



Cartilage of epiglottis Cartilage of Santorini tubercle 

 Areolar tissue c " u "" : ' 1 



Mucous membrane covering epiglottis 



ire between cartilages 

 of Santorini 



Stern o-hyoid 



Thyro-hyoid 



Sinus pyriformis 



Prevertebral muscles 



Fourth cervical vertebra 



Superior 

 cornu of hyoid (cut) 



Sturnomastoid 



Aryteno-epiglottic fold (cut) 

 Posterior wall of pharynx 



Anterior part of section across neck at level of fourth cervical vertebra, passing through upper part of superior 



aperture of larynx. 



cartilages behind. The false vocal cords (plicae ventriculares) are folds of mucous 

 membrane continuous with the sides of the supraglottic space. They are attached in 

 front to the inner side of the angle of the thyroid, above its middle, and behind to 

 the antero-external surface of the arytenoids. They are soft folds of mucous mem- 

 brane containing connective tissue (out of which a skilful dissector can manufacture 



FIG. 1547. 



Epiglottis 



Body of hyoid 

 bone 



Superior hyoid cornu 

 Thyro-hyoid ligament 



Superior thyroid 

 cornu 



Cuneiform tubercle 



Tubercle of 

 Santorini 



False vocal cord 

 Vocal cord 



Thyroid cartilage 



Cricoid car- Arytenoid 

 tilage, pos- cartilage 

 terior arch 



Ventricle 



Median sagittal section 



: r j K , lt si(le ^ from 



FlG. 1548. 



Arytcnoideus 



Glottis 

 Vocal cord 



aueand true vocal r,,nls; upper half erf figure represent* 



under surface of upper piece, which is turned backward. 



.ryt.-n..i.l ligament), many glands, and some fibres from the thyro- 

 mus.-le. The /,-, MM/ cords (plicae vocales) arise a little below the false 

 run to the vocal processes of the arytenoid cartilages. They arise in both 



