Which of these statements describes chemical buffer systems
A)They respond in one to three minutes to changes in hydrogen ion concentration.
B)They stimulate the respiratory centre when acidosis is present.
C)They promote H⁺ excretion by the kidneys when acidosis is present.
D)They respond to changes in acid or base levels.

Question

Quizplus · Accepted Answer

Chemical buffer systems respond to changes in acid or base levels by neutralizing them. They function through reversible chemical reactions that regulate the pH balance of body fluids. The other statements are incorrect as A describes physiological buffer systems, B describes respiratory compensation, and C describes renal compensation.

Which of These Statements Describes Chemical Buffer Systems