PLATE 



Nerve fibres- 



FIG. 229. From a vertical section through the FIG. 231. Nerve-ending on an ordinary 



skin of a pig's snout. Gold chloride, x 300. hair of a white mouse. In the centre the hair 



is seen. Gold chloride. X 900. 



FIG. 230. Motor nerve-endings in a frog's FIG. 232. Nerve-ending on an ordinary hair 



muscle fibres. One nerve fibre supplies two of a white mouse. In the centre lies the hair, 

 muscle fibres. Gold chloride. X 300. Gold chloride. X 1250. 



