#Question id: 11078
#Unit 7. System Physiology – Animal
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: 11074
#Unit 7. System Physiology – Animal
A 30-year-old woman performs a valsalva maneuver about
30 min after eating lunch. Which of the following best describes the changes in
pulmonary and systemic blood volumes that occur in this woman?
#Question id: 11073
#Unit 7. System Physiology – Animal
The respiratory passageways have smooth muscle in their walls. Which of the following best describes the effect of acetylcholine and epinephrine on the respiratory passageways?
#Question id: 11069
#Unit 7. System Physiology – Animal
A 22-year-old woman inhales as much air as possible and exhales as much air as she can producing the spirogram shown in the figure. A residual volume of 1.0 L was determined using the helium dilution technique. What is her functional residual capacity (in liters)?
#Question id: 11067
#Unit 7. System Physiology – Animal
A preterm infant has a surfactant deficiency. Without
surfactant, many of the alveoli collapse at the end of each expiration, which
in turn leads to pulmonary failure. Which of the following sets of changes are
present in the preterm infant, compared to a normal infant?
#Question id: 11064
#Unit 7. System Physiology – Animal
The diagram above shows three different compliance
curves (S, T, and U) for isolated lungs subjected to various transpulmonary
pressures. Which of the following best describe the relative compliances for
the three curves?
