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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