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 />
▪ Bimodal breather - Frogs g - Fig g 11-11<br />
▸ Open nostrils<br />
▸ Lower floor <strong>of</strong> buccal cavity<br />
▸ Air rushes into buccal cavity<br />
▸ Close nostrils<br />
▸ Elevate floor <strong>of</strong> buccal cavity<br />
▸ Open glottis<br />
▸ Pump air into lungs<br />
▸ Close glottis<br />
▸ Repeat to inflate lungs<br />
K l tti d th t h l