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Human Respiration



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Videos and experiments that are suitable for Biology. Thorax structure, the role of the intercostal muscles and the diaphragm in ventilation, Alveoli adaptations, Biological effects of smoking.

2.44 Thorax structure
Describe the structure of the thorax, including the ribs, intercostal muscles, diaphragm, trachea, bronchi, bronchioles, alveoli and pleural membranes
2.45a Ventilation
Understand the role of the intercostal muscles and the diaphragm in ventilation



2.45b Ventilation
Understand the role of the intercostal muscles and the diaphragm in ventilation
2.46 Alveoli adaptations
Explain how alveoli are adapted for gas exchange by diffusion between air in the lungs and blood in capillaries


2.47 Biological effects of smoking
Understand the biological consequences of smoking in relation to the lungs and the circulatory system



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