Cardiopulmonary Anatomy & Physiology
7th Edition
ISBN: 9781337794909
Author: Des Jardins, Terry.
Publisher: Cengage Learning,
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Textbook Question
Chapter 2, Problem 3RQ
In the normal individual in the upright position
1. the negative pleural pressure is greater (i. e., more negative) in the upper lung regions.
2. the alveoli in the lower lung regions are larger than the alveoli in the upper lung regions.
3. ventilation is more effective in the lower lung regions.
4. the pleural pressure is always below atmospheric pressure during a normal ventilator cycle.
A. 1 and 2 only
B. 2 and 3 only
C. 2,3 and 4 only
D. 1,3, and 4 only
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Cardiopulmonary Anatomy & Physiology
Ch. 2 - The average compliance of the lungs and chest wall...Ch. 2 - Normally, the airway resistance in the...Ch. 2 - 3. In the normal individual in the upright...Ch. 2 - Prob. 4RQCh. 2 - 5. When arranged for flow Poiseuille’s law states...Ch. 2 - 6. During a normal exhalation, the
1....Ch. 2 - At rest, the normal pleural pressure change during...Ch. 2 - Prob. 8RQCh. 2 - Prob. 9RQCh. 2 - Assuming that pressure remains constant, if the...
Ch. 2 - Prob. 11RQCh. 2 - Prob. 12RQCh. 2 - 13. If alveolar unit A has one-half the compliance...Ch. 2 - 14. If a patient weighs 175 pounds and has a tidal...Ch. 2 - 15. Lung compliance study
Part /: If a patient...Ch. 2 - 16. If a patient produces a flow rate of 5 L/sec...Ch. 2 - Prob. 17RQCh. 2 - If the radius of a bronchial airway, which has a...Ch. 2 - In the healthy lung, when the alveolus decreases...Ch. 2 - 20. At end-expiration, is
A. 0 mm Hg.
B. 2 mm...Ch. 2 - Case 1 Because this patient's ribs were broken on...Ch. 2 - Case 1
2. As a result of the previously described...Ch. 2 - Case 1 The pathophysiologic process that developed...Ch. 2 - Case 2 As a result of the hyperinflation, the...Ch. 2 - Case 2 Because of the lung hyperinflation...Ch. 2 - Prob. 2CAQ3Ch. 2 - Case 2 As the airway resistance increased in this...Ch. 2 - Case 2
5. A product of the time constants is the...
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- 3. With advancing age, the 1. Lung compliance decreases 2. Chest wall compliance increases 3. Lung compliance increases 4. Chest wall compliance decreases A. 2 only B. 3 only C. 1 and 2 only D. 3 and 4 onlyarrow_forward6. During a normal exhalation, the 1. intra-alveolar pressure is greater than the atmospheric pressure. 2. pleural pressure is less than the atmospheric pressure. 3. intra-alveolar pressure is in equilibrium with the atmospheric pressure. 4. pleural pressure progressiverly decreases. A. 1 only B. 4 only C. 1 and 2 only D. 3 and 4 onlyarrow_forwardThe residual volume/total lung capacity ratio in healthy men ages 20 to 30 years is A. 15% B. 20% C. 25% D. 30%arrow_forward
- Most of the lung function indices reach their maximum levels betwee A. 5-10 years of age B. 10-15 years of age C. 15-20 years of age D. 20-25 years of agearrow_forwardSuppression of the peripheral chemoreceptors begins when the Po2 falls below A. 50 mm Hg B. 40 mm Hg C. 30 mm Hg D. 20 mm Hgarrow_forwardIn an obstructive lung disorder, the 1. FRC is decreased 2. RV is increased 3. VC is decreased 4. IRV is increased A. 1 and 3 only B. 2 and 3 only C. 2 and 4 only D. 2,3 and 4 onlyarrow_forward
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