448 



CONJUNCTIVA AND SCLEROTIC. 



respect from the margin of the lid backwards, becoming atte- 

 nuated again where it is reflected upon the globe of the eye. 

 The palpebral conjunctiva is not smooth, but furrowed, and 

 traversed in all directions by groove-like depressions. These, 

 which are sometimes deep, sometimes shallow, sometimes 

 straight, sometimes oblique, decussate with one another, and 

 thus form a number of irregularly shaped islands, which have 

 been described by authors as papillse or papilliform elevations. 

 In some instances the grooves do not form a plexus intercom- 

 Fig. 397. 



Fig. 397. Transverse section through that portion of the tarsus in 

 which the tubular glands lie, examined with a Hartnack's instru- 

 ment, ocular 3, objective 8 ; specimen prepared with chloride of gold, 

 a, Cell plexuses of the tarsus ; 6, tubular glands ; c, epithelium of 

 the gland tubes. 



municating at all points, but appear completely isolated from 

 one another in the form of fissures or furrows, like depressions 

 near the margin of the lid ; the furrows are numerous, but 

 shallow ; at some distance from the border they are deeper, and 

 at the line of reflection they are continued, without any 

 sharply defined line of demarcation, into tlte depressions here 



