I WONDER - Where Does Blood Come From?

What is the primary function of red blood cells?

• To create scabs

• To carry oxygen

• To produce hormones

• To fight infections

How do white blood cells help the body?

• By transporting nutrients

• By carrying carbon dioxide

• By producing energy

• By fighting diseases

What role do white blood cells play in healing cuts?

• They create scabs

• They produce new skin cells

• They remove dead cells

• They increase blood flow

Where are both red and white blood cells produced?

• In the bone marrow

• In the heart

• In the liver

• In the lungs

What is the bone marrow?

• The joint of the bone

• The soft, middle part of the bone

• The hard part of the bone

• The outer layer of the bone