A.S. Skeletal System Quiz

What is the protein found in bones?

• Keratin

• Collagen

• Hemoglobin

• Melanin

Which type of skeleton do earthworms have?

• Hydrostatic skeleton

• Axial skeleton

• Exoskeleton

• Endoskeleton

What is the function of the axial skeleton?

• Supporting arms and legs

• Supporting the central axis of the body

• Protecting organs

• Storing minerals

Which type of bone is the femur?

• Sesamoid bone

• Short bone

• Flat bone

• Long bone

What is the function of red marrow in bones?

• Dissolving bone structure

• Storing fat

• Maintaining bone structure

• Producing red and white blood cells

What type of cells make bone in the skeletal system?

• Osteoclasts

• Osteocytes

• Osteoblasts

• Chondrocytes

What is the purpose of bone remodeling?

• To remove damaged bone

• To release minerals

• To dissolve bone structure

• To maintain bone structure

What is the typical healing time for a bone fracture?

• 3-4 weeks

• 1-2 weeks

• 6-8 weeks

• 10-12 weeks

What genetic disorder affects collagen production in bones?

• Marfan syndrome

• Osteogenesis imperfecta

• Sickle cell anemia

• Cystic fibrosis

What is the main focus of orthopedic research?

• Preventing fractures

• Improving muscle strength

• Addressing bone development conditions

• Curing osteoporosis