It is the endosteum.
Endosteum
true
Medullary cavity
diaphysis
The medullary cavity contains yellow bone marrow.
Endosteum
The endosteum lines the medullary cavity.
The medullary cavity is the central cavity of bone shafts. This is where red and yellow bone marrow are stored. The medullary cavity is also involved in the formation of red and white blood cells.
It is the endosteum.
The soft tissue inside of the bone is called "marrow."
Endosteum
true
The yellow marrow in the medullary cavity in long bones functions as a fat storage area.
Medullary cavity
diaphysis
endosteum