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Biology Exploring Study Set 1

Biology

Quiz 40 :

Gas Exchange: the Respiratory System

Quiz 40 :

Gas Exchange: the Respiratory System

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What is a disadvantage of air as a respiratory medium?
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Answer:

A

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Which of the following respiratory surfaces lack physical protection from the external environment?
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Answer:

D

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Why does countercurrent exchange optimize gas exchange across some gills?
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Answer:

C

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Where in an insect tracheal system does gas exchange occur between the air and a cell?
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Which of the following is an example of local control over breathing?
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Which of the following animals have the highest O2 consumption per gram ever recorded for animals?
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Which of the following is an example of a respiratory surface?
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Which sequence presents the insect tracheal system structures in the correct order, from most external to most internal?
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Which airway structure acts as the "windpipe"?
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In which animal would perfusion be least efficient during gas exchange?
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Which respiratory surface property enhances the diffusion of respiratory gases?
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Which of the following encourages the movement of water over gills?
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Which animals use positive pressure breathing to ventilate their lungs?
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Which of the following is involved in both cellular respiration and physiological respiration in humans?
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Which of the following air-filled respiratory system structures are common in insects?
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How much of O2 from water flowing over gills is extracted by countercurrent exchange?
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What is the gas transport cascade?
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Why is proper ventilation important for a respiring animal?
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If N2 gas comprises 79% of atmospheric air at sea level, what is the partial pressure of N2?
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Through what process is O2 transported into the blood from air in the lungs?
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