Bone Structure (first half)

Bone matrix is mostly made up of the mineral hydroxyapatite and this protein:

• Elastin

• Keratin

• Collagen Type I

• Collagen Type II

What is red bone marrow directly responsible for?

• Producing blood cells

• Fat storage

• Holding bone onto muscle

• Producing new bone tissue

These cells are responsible for breaking down old bone so it can be recycled

• Osteoblasts

• Osteocytes

• Red blood cells

• Osteoclasts

The thick, hard outer layer of bone is called

• Marrow

• Compact bone

• Spongy bone

• Periosteum

The main type of bone tissue shown in the image is...

• Primary bone

• Interstitial bone

• Secondary bone

• Osteonal bone