THE NOSE 



By ARTHLR HENSMAN, F.R.C.S. 

 Revised foe Second Edition by ARTHUR ROBINSON, M.D., M.R.C.S. 



LECTURER OS ANATOMY IN THE MIDDLESEX HOSPITAL MEDICAL SCHOOL; EXAMINER IN ANATOMY FOR THE 



CONJOINT BOARD OF ENGLAND 



The nose includes a visible external portion, the nose proper ; and an internal 

 cavity, the nasal fossa. 



The Nose Proper is triangular in shape; its root al)ove is at the forehead, from 

 which the bridge or dorsum slopes downwards and forwards to end in a rounded 



Piu. 512. — Side View of the Nose, showing its Cartilages, etc. 



NASAL PROCESS OF THE MAXILLA 



UPPER LATERAL CARTILAGE 

 CARTIUGE OF SEPTUM 



OUTER PLATE OF LOWER LATERAL 

 CARTILAGE 



INNER PLATE OF LOWER UTERAL 

 CARTILAGE 



ACCESSORY QUADRATE CARTILAGES 

 Fibrous tissue 

 SESAMOID CARTILAGES 



CELLULAR TISSUE FORMING ALA 



tip or lobe. The base beloAv overhangs the upper lip: it here presents two orifices, 

 the nostrils, which are divided l)y the columna. 



The nostrils are protected hy stiff hairs, and each opens into a cavity, extending 

 a little above the cartilages, called the vestibule. Its sides slo])e from the dorsum 

 outwards and backwards, and terminate below in the alae <>r wings, whicli l)ound 

 the nostrils externally. It presents a dense unyielding bony framework, formed 

 by the two nasal bones, with the nasal processes of the maxilla? above, and l>v the 



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