NSG 300 Exam 3 Questions with 100% Verified Correct Answers

NSG 300 Exam 3 Questions with 100% Verified Correct Answers 3 steps in the process of oxygenation: - Correct Answer ventilation, perfusion, and diffusion Is inspiration an active or passive process? - Correct Answer active; stimulated by chemical receptors in the aorta Is expiration an active or passive process? - Correct Answer passive; depends on the elastic recoil properties of the lungs, requiring little or no muscle work TRUE or FALSE: clubbing will not occur in patients with asthma. - Correct Answer FALSE What is lung capacity based off of? - Correct Answer Age Gender Height Where does pulmonary circulation begin? - Correct Answer pulmonary artery which receives poorly oxygenated blood from the right ventricle What affects the rate of gas diffusion in the lungs? - Correct Answer the thickness of the alveolar capillary membrane What issues cause a thicker alveolar membrane? - Correct Answer -pulmonary edema -pulmonary infiltrates -pulmonary effusion What chronic diseases alter the amount of alveolar capillary membrane surface? - Correct Answer -emphysema -pneumothorax -lobectomy