Skeletal System Quiz

Which type of bone is equal in length and width?

• Long bones

• Flat bones

• Short bones

• Irregular bones

What is the function of articular cartilage in the skeletal system?

• Protects soft organs

• Attachment site for ligaments and tendons

• Allows joints to move and friction free

• Produces red blood cells

Which of the following is an example of a flat bone?

• Patella

• Clavicle

• Scapula

• Pelvic bone

What is the diaphysis of a long bone?

• The head of the bone

• The shaft of the bone

• The base of the bone

• The curved part of the bone

What type of bone tissue forms the outer layer of bone, providing a smooth and solid area that protects the marrow?

• Inner spongy bone

• Epiphyseal plate

• Articular cartilage

• Outer compact bone

What are osteons composed of?

• Blood vessels and marrow

• Cylindrical units called osteons

• Collagen framework

• Mesenchymal cells

What is the function of the trabeculae in spongy bone?

• To provide structural support to diaphysis of the long bone

• To store lipids

• To fill spaces with blood vessels and marrow

• To secrete collagen

Where is the periosteum located?

• Around outer compact bone

• Lining the marrow cavity

• Inside the osteons

• In the central canals and epiphyseal plates

What is the primary role of osteoblasts?

• To maintain bone tissue

• To connect cells by channels

• To secrete collagen and initiate calcification

• To store lipids

What is the main function of osteocytes?

• To occupy cavities between the lamellae

• To maintain bone tissue

• To produce daughter cells that differentiate into osteoblasts

• To lay down collagen framework in extracellular matrix