Understanding Bones and Their Functions

Which organ does the skull protect?

• Heart

• Brain

• Lungs

• Liver

The ribs form a cage that shelters which organs?

• Brain and spinal cord

• Heart and lungs

• Stomach and liver

• Kidneys and bladder

The amount of which vitamin directly affects how much calcium is stored in the bones?

• Vitamin A

• Vitamin B

• Vitamin C

• Vitamin D

What runs through compact bone?

• Air and water

• Blood vessels and nerves

• Muscles and tendons

• Fat and tissue

Which part of the body is protected by the spinal column?

• Heart

• Brain

• Spinal cord

• Lungs

Which of the following is NOT a function of bones?

• A) Protecting organs

• B) Supporting weight

• C) Producing energy

• D) Forming shape

White blood cells help the body fight ______.

• Hunger

• Infection

• Fatigue

• Dehydration

What is the function of cartilage?

• To produce blood cells

• To support bones and protect them where they rub against each other

• To carry oxygen

• To fight infection

What is the function of bones in our body?

• To give shape

• To support organs

• To protect systems

• All of the above.

Fill in the blank: The _______ bone is the dense outer layer.

• Compact

• Cancellous

• Periosteum

• Marrow