In which of the following types of ventilation can pleural pressure become positive during inspiration?
I.positive-pressure ventilation
II.spontaneous ventilation
III.negative-pressure ventilation

Question

Quizplus · Accepted Answer

During positive-pressure ventilation, air is pushed into the lungs, increasing the pressure in the airways and alveoli. This can lead to a situation where the pleural pressure becomes positive during inspiration, unlike in spontaneous or negative-pressure ventilation, where the pleural pressure typically decreases during inspiration.

In Which of the Following Types of Ventilation Can Pleural