PATHO 317 MIDTERM EXAM (QUESTIONS AND ANSWERS) WESTCOAST UNIVERSITY

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Gas exchange occurs in which of the respiratory system's structures? Selected Answer: Trache a Correct Answer: Alveoli Response Feedback: The alveoli allow air to come in indirect contact with... the bloodstream through the pulmonary capillary system. This alveolar membrane, which is one cell thick, allows carbon dioxide to diffuse into the alveoli from the bloodstream and oxygen to diffuse to the bloodstream from the alveoli. Sinuses are hollow spaces found in the skull. The trachea is a structure that allows passage of gases to and from the gas exchange units (alveoli). Bronchi are branches of the conducting airways that allow passage of gases to and from the gas exchange units (alveoli).  Question 2 0 out of 0 points A patient with heart failure reports awakening intermittently with shortness of breath. Which terms appropriately describes this clinical manifestation? Selected Answer: Dyspnea Correct Answer: Paroxysmal nocturnal Response Feedback: Paroxysmal nocturnal dyspnea refers to intermittent attacks of severe dyspnea that occur during the night. Dyspnea is a general term referring to difficulty breathing. Cy [Show More]

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