Page 333 - My FlipBook

Fig. 151.

I'lCt. 151. A iiluitomicrngraiih fiom a cross section of Iionc from the hnmiui femur from a ycMitiif
person. a. This line crosses laminre of snbperiosieal bone. B. These lines point out Haversian
system bone. These Haversian systems that are seen to form the bulk of tissue are formed by tlie absorp-
tion of the original subperiosteal bone and building in the Haversian system bone.