Each of the alveolar sac is surrounded by
capillaries
veins
arteries
primarily lymphatic ducts
Additional Questions
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Enzyme carbonic anhydrase, in ______ speeds up the reaction. |
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Esophagus opens only during |
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Exchange of oxygen and carbon dioxide between alveolar air and blood is governed by _______. |
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Hamburger's phenomenon is also called |
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Hemoglobin retains oxygen and releases it in the ______. |
Answer |
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Human nose contains ______ nasal cavities |
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In the human body which concentration is regulated mainly by the kidneys? |
Answer |
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In which of the following restrictive lung disease the vital capacity is reduced to below normal levels. |
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Connecting link between glycolysis and Krebs cycle is Before entering Krebs cycle pyruvate is changed to |
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In which one of the following do the two names refer to one and the same things? |
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