Birds must be capable of high rates of gas exchange because their oxygen consumption at rest is higher than that of all other vertebrates, including mammals, and it increases many times during flight. The gas volume of the bird lung is small compared with that of mammals, but the lung is ...
Explain how you describe the journey of blood through the heart and lungs, starting with the vena cava and finishing with the aorta. What is the difference between breathing and respiration? The movement of gas molecules into the lung upon contraction of the diaphragm and external intercostal musc...
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Alveoli air sacs found in clusters at the end of each bronchiole. Resembles a bunch of grapes. Diaphragm muscle that separates the abdomen and chest. Controls breathing. Lungs 2 sponge-like organs found in the chest. The right lung has three lobes and the left lung has two. Bronchi 2 tube...
The movement of gas molecules into the lung upon contraction of the diaphragm and external intercostal muscles occurs by: a. Simple Diffusion b. Bulk flow c. Active transport d. Facilitated diffus Explain the structure and function of respiratory system. Which structures in the nose (mainly nasal...