When you hold your breath, which of the following gas changes in blood would first lead to the urge to breathe?

rising CO₂ and falling O₂ concentration

No worries! We‘ve got your back. Try BYJU‘S free classes today!

falling O₂ concentration

No worries! We‘ve got your back. Try BYJU‘S free classes today!

rising CO₂ concentration

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses

falling CO₂ concentration

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Open in App

Solution

The correct option is C
rising CO₂ concentration

When you hold your breath, rising $C O_{2}$ concentration in blood would first lead to the urge to breathe.

Suggest Corrections

Similar questions

C O_{2}

C O_{2}

The respiratory centre in the brain is stimulated by $C O_{2}$

C O_{2}

O_{2}

Join BYJU'S Learning Program