#Question id: 11077
#XL - T Zoology
A person’s normal tidal volume is 400 ml with a dead space of 100 ml. The respiratory rate is 12 breaths/min. The person is placed on ventilator for surgery and the tidal volume is 700 with a rate of 12. What is the approximate alveolar Pco2 for this person?
#Question id: 11078
#XL - T Zoology
A child has been eating round candies approximately 1
and 1.5 cm in diameter and inhaled one down his airway blocking his left
bronchiole. Which of the following will describe the changes that occur?
#Question id: 11079
#XL - T Zoology
The diffusing capacity of a gas is the volume of gas that will diffuse through a membrane each minute for a pressure difference of 1 mm Hg. Which of the following gases is often used to estimate the oxygen diffusing capacity of the lungs?
#Question id: 11081
#XL - T Zoology
In which of the following conditions is alveolar Po2 increased and alveolar Pco2 decreased?
#Question id: 11083
#XL - T Zoology
A 55-year-old male has a pulmonary embolism that
partially blocks the blood flow to his right lung. Which point on the
ventilation-perfusion line of the O2-CO2 diagram corresponds to the alveolar
gas of his right lung?
#Question id: 11088
#XL - T Zoology
At a fraternity party a 17-year-old male places a paper bag over his mouth and breathes in and out of the bag. As he continues to breathe into this bag, his rate of breathing continues to increase. Which of the following is responsible for the increased ventilation?