Principles of Animal Physiology
Principles of Animal Physiology
Principles of Animal Physiology
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<strong>Principles</strong> <strong>of</strong> <strong>Animal</strong> <strong>Physiology</strong><br />
Respiratory System<br />
Air Respirers<br />
▪ Transition from water to land had its<br />
challenges<br />
▪ Air has much more oxygen yg than water<br />
▪ Air is less viscous than water<br />
▪ It takes less energy to pump air<br />
▪ However, respiratory surfaces must be kept<br />
moist i t for f proper diffusion<br />
diff i
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