Respiratory and Circulatory System

The video explores the respiratory and circulatory systems, explaining how they function and work together. It covers the components and roles of the respiratory system, including the lungs and diaphragm, and the circulatory system, focusing on the heart, blood, and blood vessels. The video also discusses the importance of maintaining these systems through exercise and a balanced diet.

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Describe the structure and function of the heart.

What is blood pressure and how is it measured?