ANATOMY
LIMB VASCULATURE
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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The diaphragm is the primary inspiratory muscle at rest.
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true
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false
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Either A or B
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None of the above
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Explanation:
Detailed explanation-1: -During breathing at rest, this is accomplished by the coordinated activity of the diaphragm and inspiratory rib cage muscles. Normally no expiratory muscles are used [1].
Detailed explanation-2: -Diaphragm-relaxes to return to its resting position, reducing the superior/inferior dimension of the thoracic cavity. External intercostal muscles-relax to depress the ribs and sternum, reducing the anterior/posterior dimension of the thoracic cavity.
There is 1 question to complete.