Which system in the human body is responsible for transporting oxygen to all parts of the body?

Which system supplies nutrients to the heart so it can function well?

If food gets stuck in the oesophagus, which two systems are disrupted?

What can happen if a bone is fractured?

Why is it important to take care of all the systems in the human body?

What substance can build up in blood vessels and cause them to narrow?

Which food is rich in calcium and helps strengthen bones?

Which activity is good for strengthening bones?

How can you protect your skeletal system when riding a bicycle?

What habit helps keep the respiratory system healthy?

Why should you avoid smoking?

Which habit helps keep the blood circulatory system healthy?

What type of food helps the digestive system to work smoothly?

Why is drinking enough water important for the digestive system?

How does the skeletal system help protect the body?

What does the respiratory system depend on to carry oxygen throughout the body?