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Question 5

Bronchial responsiveness
  • What is the difference between the PC20 and the PC200 for a substance?Bronchial responsiveness: PC20 and PD20
  • What is the difference between the PC20 and the PD20?Bronchial responsiveness: PC20 and PD20
  • Estimate for each of the subjects in the graph when the FEV1 has declined by 20%.PC20 or PD20
  • Are we dealing with a PC20 or a PD20 in the graph?PC20 or PD20
  • Does it matter for the dose-response curve whether an agonist has a very short (minutes) or long (hours) half-life?Histamine and methacholine: duration of effects
  • Does histamine have a short or a long half-life?Half-life of histamine


Last modified on 11.07.2017 16:46