What is the Respiratory Drive Breaking Point

Question

What is the respiratory drive breaking point?
A) 40 mm Hg
B) 55 mm Hg
C) 68 mm Hg
D) 72 mm Hg

Accepted Answer

The respiratory drive breaking point refers to the partial pressure of carbon dioxide (PaCO2) in the blood at which a person can no longer voluntarily hold their breath and feels an irresistible urge to breathe. This is typically around 55 mm Hg.