NUR 330: Exam 3 Questions with complete solutions

gas exchange Correct Answer-main purpose of the respiratory system upper respiratory tract Correct Answer-nose, pharynx, larynx, trachea lower respiratory tract Correct Answer-bronchi, bronchioles, alveolar ducts, alveoli alveoli Correct Answer-primary site for gas exchange in lungs; interconnected by pores of kohn; composed of cells that provide structure and that secrete surfactant (which prevents collapse) pulmonary circulation Correct Answer-blood for gas exchange pulmonary arteries Correct Answer-receives deoxygenated blood from the right ventricle which then goes to the pulmonary capillaries, then to the alveoli where oxygen is exchanged; the oxygenated blood then returns to the heart via the pulmonary veins into the left atrium pleural effusion Correct Answer-accumulation of greater amounts of fluid (more than the 20 to 25 ml normally found in the intrapleural space) empyema Correct Answer-purulent pleural fluid with bacterial infection