Quiz on the Skeletal System

What is one of the main functions of the skeletal system?

• To circulate blood

• To support and protect the body

• To produce hormones

• To digest food

What type of skeleton do humans have?

• Exoskeleton

• Endoskeleton

• Cartilaginous skeleton

• Hydrostatic skeleton

Which part of the body do the ribs protect?

• Liver

• Heart and lungs

• Stomach

• Kidneys

What is the hard outer layer of bone called?

• Marrow

• Compact bone

• Spongy bone

• Cartilage

Where is red marrow mostly found?

• In the skull only

• In flat bones

How do bones assist in movement?

• By protecting organs

• By providing a place for muscles to attach

What do bones store that is necessary for nerves and muscles to work properly?

• Oxygen

• Calcium

• Iron

• Protein

What would happen if you did not have bones?

• You would have more strength

• You would be a mass of soft tissue

• You would be able to run fast

What is the role of muscles in relation to bones?

• To pull on them to move the body

• To protect them

• To store minerals

Why are bones considered alive?

• They can change shape

• They can grow and repair themselves