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Wael Hammad Questions
10601 Questions
Inhalation of air into the lungs is correctly described by which of the following?
Medicine
2022-10-19
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136
If the pO 2 of oxygen in the alveoli is 104 mmHg and in the blood in alveolar capillaries is 40 mmHg, while the pCO 2 in the alveoli 40 mmHg and in the blood is 46 mmHg, which of the following will happen?
Medicine
2022-10-19
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Recall Boyle’s law applied to the lungs. Which of the following would occur as air pressure in the lungs increases?
Medicine
2022-10-19
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If the partial pressure of oxygen in the alveolar air is 104 mmHg, approximately what will be the concentration of dissolved oxygen in the blood leaving the pulmonary capillaries?
Medicine
2022-10-19
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If arterial blood entering the lung has pCO 2 = 46 mmHg & alveolar air has pCO 2 = 40 mmHg then
Medicine
2022-10-19
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Blood entering the capillaries of the alveoli has dissolved CO 2 at 46 mmHg and is separated from air in the alveoli, which contains CO 2 at a partial pressure of 40 mmHg, by the respiratory membrane. What will be the concentration of dissolved CO 2 of the blood capillaries leaving the alveoli?
Medicine
2022-10-19
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Some partial pressures for oxygen (in mmHg) in different parts of the respiratory system are given below. Given that atmospheric air has O 2 at 160 mmHg, which ones are reasonable values?
Medicine
2022-10-19
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After an inhalation, the partial pressure of O 2 in the alveoli is 104 mmHg and of CO 2 is 40 mmHg. What will be the concentration of these gases dissolved in blood in the capillaries leaving the alveoli?
Medicine
2022-10-19
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What are the conditions under which O 2 diffuses from the blood plasma into red blood cells and attaches to haemoglobin? When partial pressure of oxygen dissolved in plasma is
Medicine
2022-10-19
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Given that de-oxygenated blood entering the alveolar capillaries has an oxygen partial pressure of 42 mmHg and a carbon dioxide partial pressure of 47 mmHg, while the partial pressures of O 2 and CO 2 in the alveolar air are 103 mmHg?
Medicine
2022-10-19
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107
Boyle’s law states that the pressure in an enclosed gas is inversely related to its volume. Which of the following descriptions is compatible with Boyle’s law and with respiratory physiology?
Medicine
2022-10-19
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If the pressure between the visceral pleura of the lungs and the parietal pleura of the thoracic cage is −6 mmHg, then
Medicine
2022-10-19
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One of the reasons that the mixture of gases in the air contained in the alveoli of the lungs, differs from atmospheric air is that alveolar air is:
Medicine
2022-10-19
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