284 



VERTEBRATA 



hu 



and severing the white 

 fibrous connective tissue 

 uniting the skin to the 

 muscles. Many of the 

 five hundred muscles 

 forming the flesh are seen 

 to be composed of three 

 parts. The white glisten- 

 ing part usually connect- 

 ing the muscle at either 

 end with the bone is the 

 tendon, and the larger 

 middle portion is called 

 the belly. In many cases 

 the muscle fibers are at- 

 tached directly to the 

 bone without any inter- 

 vening tendon. The na- 

 ture of the thousands 

 of striated muscle fibers 

 forming the muscle is 

 easily demonstrated by 

 tearing into minute shreds 

 with two sharp needles 

 a bit of muscle placed in 

 a little water or alcohol 

 on a glass slide, and then 

 examining it under the 



FIG. 321. Muscles on the outer side of the high power of the micro- 

 cat's fore limb. A piece has been cut from I 



the triceps. The white cords in the region of SCOpe. A COVer glaSS 



the foot are tendons; an, a ligamentous band. oVi^l^ U rlar^rl rm tVo 



From Davison's" Mammalian Anatomy." SnOUlCL D6 plated On me 



