288 



ELEMENTS OF HISTOLOGY. [Chap, xxxiv. 



muscular tissue (Kb'lliker), independent of the hairs ; 

 these run in an oblique and horizontal direction, and 

 form plexuses. 



393. The nails (Fig. 151). We distinguish the 

 body of the nail from the free margin and from the 



Fig. 151. Vertical Section through the Human Nail and Nail-bed. 



a, Stratum Halpighii of nail-bed; 6, stratum granulosum of nail-bed; c, the 

 deep layers of the nail substance ; d, the superficial layers of same. 



root ; the body is the nail proper, and is fixed on to 

 the nail-bed, while the nail-root is fixed on the nail- 

 matrix i.e., the posterior part of the nail-bed. The 

 nail is inserted, with the greater part of its lateral 

 and the posterior margin, in the nail-groove, a fold 





