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the respiratory centre in brain is stimulated by CO 2 concentration in venous blood O 2 concentration in airterial blood CO 2 concentration in arterial blood O 2 concentration in venous blood

the respiratory centre in brain is stimulated by
  1. COconcentration in venous blood
  2. O2 concentration in airterial blood
  3. CO2 concentration in arterial blood
  4. O2 concentration in venous blood

Grade:12th pass

1 Answers

Apoorva Arora IIT Roorkee
askIITians Faculty 181 Points
6 years ago
In healthy individuals the presence of elevatedcarbon dioxidelevels in the arterial blood is the stimulant that the RC responds to in order to signal the respiratory muscles to breathe. Chemoreceptors found incarotid bodiesandaortic bodiesare responsible for detecting decrease in bloodpHby this carbon dioxide.
Thanks and Regards
Apoorva Arora
IIT Roorkee
askIITians Faculty

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