THE LACHRYMAL GLAND 



JOHN SUNDWALL 



From the Hull Anatomical Laboratory, University of Chicago and the Department 

 of Anatomy, the University of Kansas 



TWENTY FIGURES 



CONTENTS 



I. Introduction 148 



II. Gross characteristics 152 



Gross structure and relations 152 



Vascular supply 153 



Nerves 153 



Ductuli excretorii 153 



III. Supporting tissue 155 



Capsule. 155 



The interlobular septa 156 



The intralobular septa 157 



Elastic fibres 157 



Peritubular connective tissue, etc 158 



Plasma cells 161 



IV. Duct system and tubules 162 



Injection-corrosion specimens of duct system 163 



Vital staining 166 



Histological structure of ducts and tubules: 



Main ducts 167 



Primary ducts 169 



Interlobular ducts 171 



Intralobular ducts 173 



Cement lines 174 



Intercalary ducts 175 



Tubules 179 



V. Secretion granules 180 



Serous cells 180 



Mucous cells 181 



Similarities of mucous and serous cells 182 



Granules in lachrymal gland: 



In fresh tissue 184 



In fixed and stained preparations '. . . . 188 



Discussion of Granules 193 



147 



THE AMERICAN JOURNAL OF ANATOMY, VOL. 20, NO. 2 

 SEPTEMBER, 1916. 



