72 PERSONAL APPEARANCES IN HEALTH AND DISEASE. 



healing of the wound ; and, further, the new tissue formed 

 in the corium contains fewer blood-vessels than the old 

 tissue which it replaces. A curious but interesting fact 

 in connexion with scars is their growth with the body ; 

 that is to say, if a wound or injury sufficient to leave a 

 scar be inflicted in early life, the scar formed will retain 



FIG. 14.* 



*-< 



its comparative size to the rest of the body, although this 

 may have become three or four times as large as at the 

 time of the infliction of the wound. 



The nails and hairs are structures, which, in truth, are 



* Microscopical section of tattooed skin : a is the surface layer or 

 epidermis, in the deeper layers of which the true pigment of the 

 skin is lodged ; b is the cutis, and imbedded in its texture will be 

 seen black masses of the tattoo-pigment. 



