2.6 skeletal 1

What are the main functions of bones discussed in the introduction?

• Support and protect

• Blood cell formation

• Digestion

• Mental storage

Which type of bone is the femur?

• Irregular bone

• Long bone

• Flat bone

• Short bone

What is the function of articular cartilage?

• To connect muscles

• To produce blood cells

• To cover the ends of bones

• To store fat

What makes bones hard?

• Water

• Osteocytes

• Collagen

• Organic salts

What is the role of spongy bone?

• To store calcium

• To protect the brain

• To make bones lighter

• To make bones heavier