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6. Which of these laws discusses pressure and volume of gases?

  • Poiseuille's
  • Boyle's
  • Laplace

7. Which of these is not associated with the apneustic centre?

  • It is inhibited by pulmonary stretch receptors
  • It is in the upper pons
  • It results in long gasping breathing
  • It stimulates the DRG and VRG

8. The internal intercostals are involved in which?

  • Forced expiration
  • Quiet expiration
  • Forced inspiration
  • Quiet inspiration

9. Which of these laws is associated with surface tension and alveolar collapse?

  • Laplace
  • Boyle's
  • Poiseuille's

10. Which of these are not involved in expiration (quiet or forced)?

  • Sternocleidomastoid
  • Internal intercostals
  • External intercostals
  • Abdominal muscles

11. Which of these statements is false?

  • The ventral respiratory group sends impulses along the phrenic nerve
  • The dorsal respiratory group is involved in rhythm and inspiration
  • The dorsal respiratory group is involved in exhalation
  • The ventral respiratory group is rhythm generating

12. Which of these statements is false?

  • The caudal area of the VRG signals to the internal intercostal muscles
  • The VRG nerves extend into the DRG
  • The intermediate area of the VRG has motor efferents to the pharynx and larynx
  • The VRG coordinates breathing during exercise