GMS6402: Medical Pulmonary Physiology Exam Questions With 100% Correct Answers

the vast majority of the total surface area of the lung is found in the... •trachea •segmental bronchi •terminal bronchioles •alveoli - ANSWERS alveoli all of the following can be measured via spirometry EXCEPT... •tidal volume (TV) •vital capacity (VC) •functional residual capacity (FRC) •inspiratory capacity (IC) •expiratory reserve volume (ERV) - ANSWERS functional residual capacity (FRC) which of the following is a muscle that is used for expiration? •sternocleidomastoid •external obliques •diaphragm •external intercostals •scalenus - ANSWERS external obliques what is the transpulmonary pressure (PTP) if pleural pressure is -7 cm H2O and alveolar pressure is -3 cm H2O? •+10 cm H2O •+4 cm H2O •-10 cm H2O •-4 cm H2O •0 cm H2O - ANSWERS +4 cm H2O a lung compliance test indicates that a 3 cm H2O change in transpulmonary pressure generates a 0.9 liter change in lung volume. what is this patient's lung compliance? •0.2 liters of air/cm H2O •0.2 cm H2O/liter of air •3.33 cm H2O/liter of air •0.3 liters of air/cm H2O •2.7 liters of air/cm H2O - ANSWERS 0.3 liters of air/cm H2O