Human Physiology Wiz Page 7 25 A right shift in the Hb- O2 association curve mea

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Human Physiology Wiz

Page 7 25 A right shift in the Hb- O2 association curve means aThe affinity of Hb for O2 increased b more O2 will be able to be unloaded in the tissue. c. the Hb saturation will increase a+b e. none of the above 26. During normal inhalation a. the volume of the thoracic cavity decreases b. The intrapulmonary pressure increases c. the intrapleural pressure approaches 0 d. the diaphragm contracts and becomes dome shaped e. none of the above 26. During normal exhalation a. the respiratory muscles contract actively b. the intrapleural pressure rises to +1 mm Hg c. The diaphragm relaxes and goes back to its relaxed flattened shape d. the intrapulmonary pressure is greater than atmospheric pressure e. none of the above 27. Where would you expect to find the highest partial pressure of carbon dioxide A) in the atmosphere B) in the intracellular fluid C) in alveolar air D) in the pulmonary veins E) in pulmonary arteries 28. Which of the following enzymes is specific for proteins? a. dextrinase b. amylase c. trypsin d. lipase e. lactase o the 29. The correct sequence for the layers within the wall of the alimentary canal from inside t is the: a. mucosa, muscularis externa, serosa, submucosa. b. mucosa, submucosa, muscularis externa, serosa.

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Human Physiology Wiz Page 7 25 A right shift in the Hb- O2 association curve mea

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