Air way unit exam, UCLA Paramedic Questions and Answers 100% Pass

Air way unit exam, UCLA Paramedic Questions and Answers 100% Pass Mediastinum - area between the lungs containing the heart, aorta, venae cavae, esophagus, and trachea Title volume (TV) - (500) Amount of aide that normally goes in and out inspiratory reserve volume - (3000) Amount of air that can be forcefully inhaled after a normal tidal volume inhalation expatory reserve volume - (1200) how much you have left over after a tidal volume breath. total lung capacity - (6000) vital capacity + residual volume residual volume - (1200 Amount of air remaining in the lungs after a forced exhalation 2 Katelyn Whitman, All Rights Reserved © 2025 Vital Capacity (VC) - (4800) amount of air exhaled after a maximal inspiration Wheezing breath sounds - A high-pitched whistling sound that is most prominent on expiration can sound musical. Ronchi - loud rumbling sounds heard on auscultation of bronchi obstructed by sputum rales (crackles) - fine crackling sounds heard on auscultation (during inhalation) when there is fluid in the alveoli stridor - strained, high-pitched sound heard on inspiration caused by obstruction in the pharynx or larynx What is air made up of? - 78% nitrogen, 21% oxygen, 1% other gases diffusion issues - trauma : contusion Fluid: fills alveoli Thickening of the endothelial lining 3 Katelyn Whitman, All Rights Reserved © 2025 perfusion issues - -problem w/pulmonary blood supply (PE, ARDS (clots), Tension pneumothorax (compressed vessels)) Ventalation - movement of air in and out of the lungs pink puffer - Emphysema (centroacinar [smoking], panacinar [α1- antitrypsin deficiency]) Blue bloater - Chronic bronchitis- hypoxemia, hypercapnia orthopnea - ability to breathe only in an upright position pulsus paradoxus - drop in blood pressure >10 mmHg with inspiration. capnography - wave form of co2 on exhalation Capnometry - numerical measurement of exp