marrow
All bones of a newborn start as cartilage therefore has no cavities. As the baby grows up, they turn into bones through ossification.
Yes, phosphate is stored in the bones.
No. ENDOthelium is a specific type of EPIthelium that lines the lumen of blood vessels.EPIthelium is the name for a group of tissues which, among other things covers and lines the internal cavities such as the pleural and peritoneal cavities.
No, endothelium lines the inner surfaces of blood vessels, not internal cavities like the pleural and peritoneal cavities. The lining of internal cavities is typically composed of a different type of epithelial cells called mesothelium.
often called Sinuses
sinuses.
The medullary cavity is the innermost part, the central cavity of the bone shaft where red and yellow bone marrow is stored. An antrum is a cavity or chamber especially in the bone of the sinuses of the upper jaw bones, opening into the nasal cavity.
Body cavities aid movement of the body because they help support, protect, and separate internal organs divided by muscles, bones, and ligaments. Bones especially need protection because they are the main way an organism moves.
The mucous membrane-lined cavities found in several bones surrounding the nasal cavities are called paranasal sinuses. These sinuses include the frontal, maxillary, ethmoid, and sphenoid sinuses. They help to lighten the skull, produce mucus, and regulate the resonance of the voice.
only in the spinal cavity all of the others the bones are the borders of the cavities.
Bones store minerals and calcium!
The glands that are found in membranes that line internal body cavities are serous glands.