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| 1 . |
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The primary functions of the respiratory system is (are): [Hint]
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| 2 . |
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Pulmonary surfactant is a phospholipid secretion produced by alveolar cells to: [Hint]
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| 3 . |
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The "patrol force" of the alveolar epithelium involved with phagocytosis is comprised primarily of: [Hint]
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| 4 . |
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The respiratory system consists of structures that: [Hint]
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| 5 . |
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The difference between the true and false vocal cords is that the false vocal cords: [Hint]
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| 6 . |
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Structures in the trachea that prevent its collapse or overexpansion as pressures change in the respiratory system are the: [Hint]
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| 7 . |
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If food particles or liquids manage to touch the surfaces of the ventricular or vocal folds, the: [Hint]
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| 8 . |
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The trachea allows for the passage of large masses of food through the esophagus due to: [Hint]
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| 9 . |
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Most foreign objects entering the trachea eventually travel through the right pulmonary bronchus because: [Hint]
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| 10 . |
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Dilation and relaxation of the bronchioles are possible because of the presence of: [Hint]
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| 11 . |
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After passing through the trachea, the correct pathway a molecule of inspired air would take to reach an alveolus is: [Hint]
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| 12 . |
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The serous membrane in contact with the lung is the: [Hint]
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| 13 . |
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A necessary feature for normal gas exchange in the alveoli is: [Hint]
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| 14 . |
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The movement of air into and out of the lungs is primarily dependent on: [Hint]
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| 15 . |
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During inspiration there will be an increase in the volume of the thoracic cavity and a(n): [Hint]
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| 16 . |
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During expiration there is a(n): [Hint]
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| 17 . |
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Each molecule of hemoglobin has the capacity to carry _______ molecules of O2. [Hint]
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| 18 . |
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What percentage of total oxygen (O2) is carried within red blood cells chemically bound to hemoglobin? [Hint]
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| 19 . |
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During expiration, the diaphragm: [Hint]
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| 20 . |
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Alveolar ventilation can be calculated by: [Hint]
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| 21 . |
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Conversion of CO2 to bicarbonate: [Hint]
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| 22 . |
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Binding of oxygen to hemoglobin increases when: [Hint]
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| 23 . |
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_______ is a commonly inherited fatal pulmonary disease. [Hint]
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Answer choices in this exercise are randomized and will appear in a different order each time the page is loaded.
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