Breathing in Fishes
2:59
Khan AcademyKhan Academy
Breathing in Fishes
In this video, we dive into the fascinating world of fish respiration and uncover how gills work to extract oxygen from water.\n\nWe’ll explore:\n1. Why fish breathe more often than humans\n2. The structure of gills (arches, filaments, lamellae) explained simply\n3. How water flows in and out of the mouth and operculum\n4. The amazing gas ...
5 个月之前
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