75. In a healthy person who is standing, which of the following best characterizes findings in the apical regions of the lungs if compared with the basal regions?Ventilation/Perfusion RatioComplianceAlveolar PO 2A)B)C)DOE)No changeNo change↑↓↑↑no change↑↓no changeno changeno change↑↑

Introduction The ventilation rate (V) refers to the volume of gas inhaled and exhaled from the…

Answered: 75. In a healthy person who is…

Basic Clinical Lab Competencies for Respiratory Care: An Integrated Approach

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Chapter25: Continuous Mechanical Ventilation

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If a person sustains an injury to the epiglottis, what would be the physiological result?
75. In a healthy person who is standing, which of the following best characterizes findings in the apical regions of the lungs if compared with the basal regions? Compliance Alveolar PO2 A) B) E) Ventilation/Perfusion Ratio No change No change ↑ ↓ ↑ ↑ no change ↑ ↓ no change ↓ no change no change ↑ ↑
Select the correct statement regarding the Intrapulmonary pressure A) difference of atmospheric and respiratory pressures B) it is always negative C) pressure within the alveoli of the lungs D) pressure in the space between the visceral and parietal pleurae
93. In a healthy person who is standing, which of the following best characterizes findings in the apical regions of the lungs if compared with the basal regions? Compliance Alveolar PO, O A) O B) O C) OD) O E) Ventilation/Perfusion Ratio No change No change no change ↑ no change no change no change ↑
54) Using an individual with a tidal volume of 500mL and a respiration rate of 10 breaths/min. What would be true when comparing the Minute Ventilation (MV) to the Alveolar Ventilation Rate? A) The minute ventilation rate would be greater. B) The alveolar ventilation rate would be greater. C) The minute ventilation and alveolar ventilation would be equal. D) The alveolar ventilation rate would equal 5 liters/minute.
42. A healthy 35-year-old woman is breathing room air while standing. Which of the following best explains why alveoli at the top of the lungs have a higher Po, than alveoli at the of the lungs in this woman?A) Higher perfusion per unit lung volumeB) Higher ratio of ventilation to perfusionC) Higher ventilation per unit lung volumeD) Lower perfusion per unit lung volumeE) Lower ratio of ventilation to perfusionF) Lower ventilation per unit lung volume
Which one of the following drugs should be administered only when resuscitative equipment such as airway control and vasoactive meds are immediately available? A) FLUmazenil B) Meperidine C) Nitrous Oxide D) Propofol
62. Which of the following events occurs during the expiratory phase of respiration? A) Contraction of the external intercostal muscles B) Elevation of the ribs C) Increase in thoracic volume D) Relaxation of the diaphragm E) Widening of the costal margin
33 A 78-year-old man is brought to the emergency department because of a 2-day history of shortness of breath. His respirations are 30/min. Crackles are heard over the right midclavicular line at the level of the fifth intercostal space. This location most likely corresponds to which of the following? A) Costal pleura B) Lingula C) Main bronchus D) Middle lobe E) Upper lobe
4. The diffusing capacity of the lung for oxygen is decreased by an increase in which of the following? A) Alveolar membrane thickness B) Alveolar surface area C) Hematocrit D) Pulmonary capillary blood transit time E) Pulmonary capillary blood volume
Major alterations in pulmonary function associated with adult respiratory distress syndrome (ARDS) include() A) Hypoxemia B) Increased pulmonary compliance C) Increased resting lung volume D) Increased functional residual capacity E) Decreased dead space ventilation
47 A 45-year-old woman with asthma comes to the physician because of shortness of breath for 3 days. Bilateral wheezes are heard on auscultation of the chest Which of the following contributes most to the generation of the wheezes on expiration in this patient? A) Bronchiolar smooth muscle contraction B) Elastic recoil of the lung tissues C) Increased alveolar pressure D) Increased pleural pressure E) Intercostal muscle contraction

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75. In a healthy person who is standing, which of the following best characterizes findings in the apical regions of the lungs if compared with the basal regions? Ventilation/Perfusion Ratio Compliance Alveolar PO₂ A) B) C) D) E) 1 No change No change no change no change no change no change