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5 Written questions

5 Matching questions

  1. Which of the following statements are true of the phrenic nerves?
  2. The pulmonary arterial circulation does which of the following?
  3. Which of the following pressure gradients is responsible for maintaining alveolar inflation?
  4. Normal Raw is approximately which of the following?
  5. Although the diaphragm is the principal muscle of inspiration, it is not essential for survival.
  1. a I II III IV: They originate from spinal nerves C3 to C5, They enter the chest in front of the scalenus muscle, They are sandwiched between subclavian arteries and veins, Nerve injury is associated paralysis of the diaphragm.
  2. b 0.5 to 2.5 cm H2O/L/sec
  3. c Transpulmonary pressure gradient (Palv-P pl)
  4. d II and IV: delivers unoxygenated blood to the lungs, originates on the right side of the heart
  5. e True

5 Multiple choice questions

  1. Angle of Louis
  2. Compression of the thoracic cavity
  3. That systemic arterial blood can never have the same partial pressure of oxygen as the alveolar gas
  4. Vallecula
  5. Epiglottis

5 True/False questions

  1. During expiration, why does gas flow out of the lungs to the atmosphere?Simple diffusion

          

  2. What is the narrowest portion of the airway in the infant?Glottis

          

  3. Which of the following are explanations for the left hemi diaphragmatic surface to be slightly lower that the right?I II III IV: They originate from spinal nerves C3 to C5, They enter the chest in front of the scalenus muscle, They are sandwiched between subclavian arteries and veins, Nerve injury is associated paralysis of the diaphragm.

          

  4. A rapid, shallow breathing index >100 on mechanically ventilated patients is associated with which of the following?Increased likelihood of developing ventilatory failure [frequency/VT]

          

  5. Which of the following is the function of the surfactant?Increase the surface area of the nasal cavity