Question

The structural unit of compact bone (osteon) resembles the growth rings of a tree trunk. the structural unit of compact bone (osteon) resembles the growth rings of a tree trunk.
a. True
b. False

Answer 1

The statement above is TRUE.
The osteon is the fundamental functional unit of a compact bone. Osteons are roughly cylindrical in shape and they are typically several millimetre long and about 0.2mm in diameter. The osteon resembles the growth ring of a tree trunk.
The cylindrical structure of osteon is made up of four different parts which are a central tube, a lamellae, a lacunae and canaliculi.