324 



THE URINARY APPARATUS 



and elastic tissue. They project from the true skin 

 or corium, and enter into depressions of the epidermis. 

 The reticular layer connects the skin with the under- 

 lying structures. It also supports the minute blood- 

 vessels, lymphatics, and nerves which are distributed 

 to the papillse. 



The subcutaneous tissue is the layer beneath the 

 reticular layer of the true skin, which holds the skin 

 to the parts beneath. It is made up of thin connec- 



FIG. 116 



FURROWS OF SKIN 



RIDGES OF SKIN 



TOUCH CORPUSCLE- 



f STRATUM CORN EUM/ 

 MIS-j STRATUM LUCIDUM 

 RETE MUCOSUM 



( STRATUM PAPILLARE (" 



STRATUM RETICULARE t 



SUBCUTANEOUS 

 AREOLAR TISSUE 



BLOOr 

 OF CO 



BODY 

 SUDOF 

 GLANC 



Vertical section through the skin of the finger tip. The layers of the epi- 

 dermis and of the corium. The subcutaneous areolar tissue. The sudoriferous 

 or sweat gland. (Toldt.) 



tive tissue which crosses repeatedly and forms spaces. 

 The skin in certain parts is held firmly to the under- 

 lying structures by the subcutaneous tissue, as the 

 skin over the palms and soles of the feet; in others 

 it is loosely attached and is freely movable, as the 

 skin over the front of the arms and neck. 

 The skin is supplied by branches of the larger 



