Author Question: If a student inhales as deeply as possible and then blows the air out until he cannot exhale any ... (Read 88 times)

newbem · **on:** Apr 11, 2021

Question 1

When the diaphragm, external intercostal and scalene muscles contract,
◦ expiration occurs.
◦ the volume of the lungs decreases.
◦ intrapleural pressure decreases.
◦ intrapulmonary pressure increases.
◦ All of the answers are correct.

Question 2

If a student inhales as deeply as possible and then blows the air out until he cannot exhale any more, the amount of air that he expelled is his
◦ minimal volume.
◦ expiratory reserve volume.
◦ inspiratory reserve volume.
◦ tidal volume.
◦ vital capacity.

mcabuhat · **Reply #1 on:** Apr 11, 2021

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