Respiratory 3
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
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| Which term refers to the exchange of gases across the respiratory membrane? | show 🗑
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| show | Bicarbonate ion
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| How is inspiratory capacity calculated? | show 🗑
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| How is most carbon dioxide transported in the blood? | show 🗑
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| The sum of the expiratory reserve volume, tidal volume, and inspiratory reserve volume is the capacity. | show 🗑
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| Which term refers to the exchange of gases (O2 and CO2) that occurs in the capillary networks between the blood and the body's cells? | show 🗑
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| Hemoglobin is composed of how many subunits? | show 🗑
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| Oxygen loading in the lungs decreases hemoglobin's affinity for H+. How does this promote alveolar gas exchange? | show 🗑
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| Which gas has the greatest partial pressure in inspired air? | show 🗑
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| show | Bicarbonate ion
Carbaminohemoglobin
Dissolved gas
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| Which best summarizes the Bohr effect? | show 🗑
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| show | bicarbonate
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| is a general term for a drop in the pH of blood below 7.35. | show 🗑
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| Where does systemic gas exchange occur? | show 🗑
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| A blood pH of 7.55 is called ______. | show 🗑
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| show | Bicarbonate ions transported into the RBCs and used to generate free CO2.
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| Which is a degenerative lung disease characterized by a breakdown of alveoli and diminishing surface area available for gas exchange? | show 🗑
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| show | hypoxia
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| The Bohr effect occurs because CO2 lowers the pH of the blood, which (as this graph illustrates) facilitates the unloading of oxygen from hemoglobin. Given this, what is the physiological significance of the Bohr effect? | show 🗑
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| ______ are a group of lung diseases (asthma, chronic bronchitis, and emphysema) that result in long-term obstruction of airflow and substantially reduced pulmonary ventilation. | show 🗑
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| show | acidosis
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| Originates in the basal cells of the bronchial epitheliumOriginates in the basal cells of the bronchial epithelium | show 🗑
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| show | Adenocarcinoma
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| Originates in the main bronchi but invades the mediastinum and metastasizes quicklyOriginates in the main bronchi but invades the mediastinum and metastasizes quickly | show 🗑
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| show | Alkalosis
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| show | Emphysema
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| Insufficient oxygen levels in a tissue is called | show 🗑
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| COPDs are almost always caused by ______. | show 🗑
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| Which is the most common form of lung cancer? | show 🗑
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