Which of These Statements Does NOT Accurately Describe Chemical Buffer

question 119

Multiple Choice

Which of these statements does NOT accurately describe chemical buffer systems?

• A)They minimize changes in the pH of a solution when an acid or a base is added to or removed from the solution.
• B)They can act within a fraction of a second to buffer changes in hydrogen ion concentration.
• C) The direction of their reaction is determined according to the law of mass action.
• D) They promote H⁺ excretion by the kidneys when acidosis is present.

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Definitions:

Cyanosis

A bluish or purplish discoloration of the skin and mucous membranes due to insufficient oxygenation of the blood.

Arrhythmias

Abnormalities or irregularities in the heart rate or rhythm, potentially causing it to beat too fast, too slow, or inconsistently.

Restlessness

A state of unease or inability to remain still or silent, often indicating nervousness or mental distress.

Chronic Obstructive Pulmonary Disease (COPD)

A group of progressive lung diseases, including emphysema and chronic bronchitis, characterized by airflow obstruction and breathing-related problems.