Inspiration Normally Takes Place When the Intrathoracic Pressure Is Slightly

question 16

Multiple Choice

Inspiration normally takes place when the intrathoracic pressure is slightly below atmospheric pressure and when a partial vacuum exists between the parietal and visceral pleural (intrathoracic) surfaces.As the muscles of inspiration contract to enlarge the chest cage,which action by the lungs occurs to facilitate air intake?

• A) The lungs recoil and expand to draw air into them.
• B) The lungs are passive and follow the diaphragm and chest wall.
• C) The lungs produce a pressure gradient that suctions air.
• D) The alveolar sacs expand when triggered by neural triggers in all 10 lung segments.

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Number Rules

Guidelines or principles related to the use, manipulation, and understanding of numbers in various contexts.

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A fully matured giraffe, typically characterized by its long neck and legs, and distinctive coat patterns.

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