NERVOUS SYSTEM 



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Fig. ioi. — Nerve cell and striate muscle fibre. A, Nerve cell; g, the body of 

 the cell — a ganglionic cell; d, dendron or dendritic process; a.x., axis cylinder 

 process or nerve fibre. At ;?./. the fibre is covered by a medullary sheath; 

 n.m., the ending of the nerve fibre on a muscle fibre. I), Part of m-rve libre 

 highly magnified; a, axis cylinder; m, medullary 'sheath; s, sheath of Schwann; 

 n, node; m.f muscle fibre; /, muscle fibril. li, Aluscle fibril highly magnified; 

 C, the same in contracted condition. (From Galloway.) 



