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Content: Introduction: 0:00 Topography of the Trachea: 00:55 Parts of the Trachea: 1:43 Tracheal Wall: 2:45 Brochi: 4:30 Foreign ...
146,117 views
2 years ago
Take a journey into the lungs to see how the respiratory system and automatic nervous system work together to keep us alive and ...
3,003,972 views
9 years ago