Cardio Respiratory

Unit Content

The Cardiovascular System. The Functions of the System. The Heart. The Parts of the Heart. Blood flow through the heart. The Double-circulatory System. Circulation. Fitness and Cardiac Output. Stroke Volume. The 4 Components of Blood. Why is Blood Pressure Important?. Heart Disease. What does the respiratory system do? What happens to the air you breathe? How is Oxygen Absorbed? How do we breathe? Intercostal muscles & breathing. How do we measure breathing? A Spirometer Trace What happens during exercise?

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