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What types of items can the cereal grain be processed into? (select all that apply)

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4. In the assessment of ventilation-perfusion inequality based onmeasurements of Po2 and Pco2 in arterial blood and expired gas:A. The ideal alveolar Po2 is calculated using the expired Pco2.B. The alveolar Po2 is calculated from the alveolar gas equation.C. V Q A / inequality reduces the alveolar-arterial Po2 difference.D. V Q A / inequality reduces the physiologic shunt.E. V Q A / inequality reduces the physiologic dead space.
4. Following admission to the intensive care unit after a severe myocardial infarction, a 62-year-old woman has increasing difficulty breathing. Laboratory studies reveal a serum albumin of 4.1 mg/dL (normal > 4.0 mg/dL) and an arterial PO2 of 55 mm Hg. while a chest radiograph demonstrates a large heart and diffuse bilateral opacities, consistent with pulmonary edema. An echocardiogram is performed and demonstrates a dilated left ventricle with decreased systolic function, an enlarged left atrium, and mildly increased systolic pulmonary artery pressure. Which of the following factors most likely accounts for the development of pulmonary edema in this patient?A. Decreased arterial PO2B. Decreased colloid osmotic pressureC. Increased lymphatic drainage from the pulmonary interstitiumD. Increased pulmonary capillary hydrostatic pressureE. Recruitment and distention of the pulmonary vasculature
10. A 52 year-old man with a history of coronary artery disease and heavyhistory of smoking presents to the emergency department with 2 daysof dyspnea, fever, and a cough productive of rust-colored sputum.Arterial blood gases are performed upon arrival in the emergencydepartment and after being placed on supplemental oxygen. The resultsare as follows:FIO2 pH PaCO2 PaO2 HCO3−0.21 7.48 32 51 230.80 7.47 33 55 23What is the predominant mechanism(s) of his hypoxemia?A. HypoventilationB. Ventilation-perfusion inequalityC. ShuntD. Hypoventilation and ventilation-perfusion inequalityE. Diffusion impairment

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