Yellow marrow Peniosteum
Trabeculae
Lining the inside of the long bone seen here, adjacent to the medullary cavity is a layer of bone cells called the endosteum. What is
the function of the endosteum?
A)
B)
It is a thin layer of cartilage that reduces friction and acts as a shock
absorber
The endosteum contains blood vessels, nerves, and lymphatic vessels that
nourish compact bone.
The bone cells within the endosteum cause the bone to grow, repair, and
remodel throughout its life.
This is the only bone tissue containing osteoblasts, the bone cell
responsible for forming new bone.
C)
D)