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The top documents tagged [walled air sacs]
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Biology Form 4 Chapter 7 Respiration
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Respiratory System Ms. Bowman. Functions Supply the body with oxygen Dispose of carbon dioxide
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Gas exchange in Mammals. Gas Exchange in Mammals Delivery of O 2 to gas exchange surface (alveoli) and removal of CO 2 from capillaries and out of the
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48 & 49 Gas Exchange and the Circulatory System in Animals
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Bird respiration Respiratory structures of birds differ from mammals Birds distinguished by presence of several large thin- walled air sacs And air spaces
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Chapter 1 Lesson 4. What does the digestive system do? It breaks down food into materials the body can use
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Human Biology The Respiratory System. Organs of the Respiratory system Nose Pharynx Larynx Trachea Bronchi Lungs – alveoli Conducting pathways
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The Respiratory System Function and Organs. The Respiratory System Its basic function is to supply our body cells with oxygen. Excretes carbon dioxide
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The Respiratory System
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