Podcast
Questions and Answers
What is the principle exploited by body plethysmography?
What is the principle exploited by body plethysmography?
- Measurement of respiratory rate
- Calculation of tidal volume
- Detection of changes in box pressure (correct)
- Assessment of inspiratory time
Which parameter is not measured in the Penh system for unrestrained animals?
Which parameter is not measured in the Penh system for unrestrained animals?
- Residual volume (RV)
- Expiratory time (Te)
- Total lung capacity (TLC)
- Inspiratory time (Ti) (correct)
What is the major difference between head-out plethysmography in conscious rodents and whole-body plethysmography?
What is the major difference between head-out plethysmography in conscious rodents and whole-body plethysmography?
- Detection of chest wall movements
- Measurement of total lung capacity
- Capture of true respiratory flow (correct)
- Assessment of inspiratory time
What does the Penh system for unrestrained animals screen for?
What does the Penh system for unrestrained animals screen for?
How are animals prepared for head-out plethysmography in conscious rodents?
How are animals prepared for head-out plethysmography in conscious rodents?
Which law is exploited by body plethysmography?
Which law is exploited by body plethysmography?
What is the purpose of the head chamber in the body plethysmograph?
What is the purpose of the head chamber in the body plethysmograph?
Which parameter is used to quantify an elongation of the period from the end of the expiration until the start of the new inspiration?
Which parameter is used to quantify an elongation of the period from the end of the expiration until the start of the new inspiration?
Why is orotracheal intubation used in spontaneously breathing, anesthetized animals?
Why is orotracheal intubation used in spontaneously breathing, anesthetized animals?
What is the advantage of non-invasive spirometry over invasive spirometry?
What is the advantage of non-invasive spirometry over invasive spirometry?
What is the disadvantage of invasive spirometry compared to non-invasive spirometry?
What is the disadvantage of invasive spirometry compared to non-invasive spirometry?
What is measured by a pneumotachograph connected to the body chamber?
What is measured by a pneumotachograph connected to the body chamber?
Which parameter can be calculated by processing tidal respiratory flow and transpulmonary pressure?
Which parameter can be calculated by processing tidal respiratory flow and transpulmonary pressure?
What is the purpose of the neck collar in the body plethysmograph?
What is the purpose of the neck collar in the body plethysmograph?
Which parameter quantifies an elongation of the period from the end of the inspiration until the start of the expiration?
Which parameter quantifies an elongation of the period from the end of the inspiration until the start of the expiration?
Which part of the apparatus is supplied with an opening through which the tested drug is sprayed?
Which part of the apparatus is supplied with an opening through which the tested drug is sprayed?
