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- Assuming that pressure remains constant, if the radius of a bronchial airway through which gas glows at a rate of 400 L/min is reduced to one-half of its original size, the flow through the bronchial airway would change to A. 10 L/min. B. 25 L/min. C. 100 L/min. D. 200 L/min.The total lung capacity is calculated using which of the following formulas? residual volume + tidal volume + inspiratory reserve volume residual volume + expiratory reserve volume + inspiratory reserve volume expiratory reserve volume + tidal volume + inspiratory reserve volume residual volume + expiratory reserve volume + tidal volume + inspiratory reserve volumeIn the healthy lung, when the alveolus decreases in size during a normal exhalation, the 1. surface tension decreases. 2. surfactant to alveolar surface area increases. 3. surface tension increases. 4. surfactant to alveolar surface area decreases. A. 1 only B. 3 only C. 4 only D. 1 and 2 only
- 14. If a patient weighs 175 pounds and has a tidal volume of 550 mL and a respiratory rate of 17 breaths/min, what is the patient’s minute alveolar ventilation?If an individual fully inhales to a total lung capacity of 4.5 L at sea level (760 mm Hg) and dives to a depth of 66 feet, the lungs will be compressed to about A. 1.0 L B. 1.5 L C. 2.0 L D. 2.5 L"Compute for the Expiratory reserve volume, given residual volume is 1L, Tidal volume is 0.5L, Total lung volume is 5L, Functional residual capacity is 2L, inspiratory reserve volume is 2.5L." a 4L b 3L c 1L d not in the choices
- 1) Identify three methods to measure the functional residual capacity, residual volume and total lung capacity."Compute for the Vital Capacity, given residual volume is 1L, Tidal volume is 0.5L, Total lung volume is 5L, Functional residual capacity is 2L, inspiratory reserve volume is 2.5L." a 4L b 3L c 1L d not in the choicesMatch lung volumes and capacities with the appropriate defi nition or equation.
- B- Explain how feed-back mechanism control respiratory rats when a person is at rest and when a person is exercising. What kind of feed-back?List the potential problems related to respiratory function.Q2/ If there are 3x10^8 alveoli in a lung with a functional residual capacity of 2.5 liters, calculate the average volume of an alveolus. 1 Add File