The Lungs: The Tree Inside Your Chest
In short: The human lungs function as an intricate branching system, resembling an upside-down tree that leads to approximately 300 to 500 million tiny air sacs called alveoli.
A 1:08 short film in the series “Mysteries Explained”, narrated by intellect_voice_01.
Sources used in this film: U.S. National Institutes of Health, National Cancer Institute, “Bronchi, Bronchial Tree, & Lungs”; National Center for Biotechnology Information (NCBI) / American Physiological Society, “Lung Structure and the Intrinsic Challenges of Gas Exchange”; BBC, “BBC Science & Nature - Human Body and Mind”; BBC, “Gas exchange in the lungs - Revise: Absorption of materials - National 5 Biology Revision - BBC Bitesize”; Britannica, “pulmonary alveolus”; Monash University, “The process of aerobic respiration”; BBC Bitesize, “Electron transport chain - Cellular respiration - Higher Human Biology Revision - BBC Bitesize”.
Sources used in this film
- U.S. National Institutes of Health, National Cancer Institute — Bronchi, Bronchial Tree, & Lungs · View →
- National Center for Biotechnology Information (NCBI) / American Physiological Society — Lung Structure and the Intrinsic Challenges of Gas Exchange · View →
- BBC — BBC Science & Nature - Human Body and Mind · View →
- BBC — Gas exchange in the lungs - Revise: Absorption of materials - National 5 Biology Revision - BBC Bitesize · View →
- Britannica — pulmonary alveolus · View →
- Monash University — The process of aerobic respiration · View →
- BBC Bitesize — Electron transport chain - Cellular respiration - Higher Human Biology Revision - BBC Bitesize · View →
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Sources
- Summary by Intellect · source: U.S. National Institutes of Health, National Cancer Institute: Bronchi, Bronchial Tree, & Lungs
- Also: National Center for Biotechnology Information (NCBI) / American Physiological Society: Lung Structure and the Intrinsic Challenges of Gas Exchange
- Also: BBC: BBC Science & Nature - Human Body and Mind
- Also: BBC: Gas exchange in the lungs - Revise: Absorption of materials - National 5 Biology Revision - BBC Bitesize
- Also: Britannica: pulmonary alveolus
- Also: Monash University: The process of aerobic respiration
- Also: BBC Bitesize: Electron transport chain - Cellular respiration - Higher Human Biology Revision - BBC Bitesize
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