Understanding the Human Skeleton

What is the main function of the axial skeleton?

• To facilitate movement

• To protect vital organs and support the body

• To store minerals

• To produce blood cells

Which bone cells are responsible for breaking down bone tissue?

• Osteoblasts

• Osteoclasts

• Chondrocytes

• Osteocytes

What type of tissue connects bones to muscles?

• Ligaments

• Tendons

• Cartilage

• Fascia

Define spongy bone and where it is found.

• Dense bone found in the outer layer of bones

• Lightweight bone found in the interior of bones

• Cartilage found in joints

• Bone marrow found in the medullary cavity

What is scoliosis?

• A condition where bones become brittle

• A lateral curvature of the spine

• Inflammation of the joints

• A disease causing muscle weakness

How do osteoblasts and osteoclasts work together?

• Osteoblasts break down bone, osteoclasts build it

• Osteoblasts build bone, osteoclasts break it down

• Both build bone tissue

• Both break down bone tissue

What is the role of cartilage in joints?

• To connect muscles to bones

• To provide cushioning and reduce friction

• To store calcium

• To produce red blood cells

What is a ligament?

• A tissue that connects muscles to bones

• A tissue that connects bones to other bones

• A type of bone cell

• A type of joint

What type of skeleton includes the arms and legs?

• Axial skeleton

• Appendicular skeleton

• Cranial skeleton

• Vertebral skeleton

What is a common treatment for scoliosis?

• Chemotherapy

• Bracing or surgery

• Physical therapy

• Antibiotics