Q.18) Which of these muscles is not involved with the inhalation of air? a) Diaphragm b) External intercostal muscles c) Scalenes muscles d) Buccinator
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This expansion is primarily achieved by the contraction of the diaphragm and the external intercostal muscles. The diaphragm is a dome-shaped muscle located at the base of the chest cavity. When it contracts, it flattens and moves downward, increasing the volume Show more…
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