When the concentration of CO_2 in the blood i | vedclass

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(D) The respiratory rhythm center in the medulla region of the brain is primarily responsible for the regulation of respiration. This center is highly

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Faster and deeper

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(D) The respiratory rhythm center in the medulla region of the brain is primarily responsible for the regulation of respiration. This center is highly sensitive to $CO_2$ and hydrogen ions. An increase in the concentration of $CO_2$ in the blood stimulates the chemosensitive area,which in turn signals the respiratory rhythm center to make necessary adjustments. This results in an increase in the rate and depth of breathing to eliminate excess $CO_2$ from the body. Therefore,breathing becomes faster and deeper.

When the concentration of $CO_2$ in the blood increases,breathing becomes:

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