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 />
Gas Transport<br />
▪ Most O 2 in animals is carried bound to<br />
respiratory pigments<br />
▸ O 2 carried in blood in two forms<br />
♦ Physically dissolved<br />
♦ Chemically y bound<br />
– Hemoglobin (Hb), most common<br />
– Hemocyanin - crustaceans & mullusks<br />
Hemerythrin some worms<br />
– Hemerythrin - some worms<br />
♦ Most insects do not need respiratory pigments
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