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The rate and depth of respiration shall ...

The rate and depth of respiration shall increase when

A

Oxygen concentration increases

B

`CO_(2)` concentration increases

C

`HCO_(3)` concentration increases

D

`HCO_(3)` concentration decrease

Text Solution

Verified by Experts

The correct Answer is:
B
`CO_(2)` dissolve in water forming carbonic acid. As a result pH of blood drop which is detected by central chemoreceptor in the medulla oblongata Nerve impulses send to respiratory center which sends an impulse to intercoastal muscle and diaphragm as a result ventilation increases.
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