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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 volume14. 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?
- In 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 onlyIf 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
- "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 choices1) Identify three methods to measure the functional residual capacity, residual volume and total lung capacity.Match 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