Acid-Base Balance in Biological Systems
Biology ⇒ Biological Systems and Homeostasis
Acid-Base Balance in Biological Systems starts at 10 and continues till grade 12.
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See sample questions for grade 12
A patient has a blood pH of 7.28. Is this considered acidosis or alkalosis?
A patient with chronic kidney failure is likely to develop which acid-base disorder?
Calculate the pH of a solution where the concentration of [H⁺] is 1 × 10⁻⁸ mol/L.
Describe how the body compensates for metabolic alkalosis.
Describe the effect of hypoventilation on blood pH.
Describe the role of hemoglobin in acid-base balance.
Explain how the respiratory system helps maintain acid-base balance.
Explain the difference between metabolic and respiratory causes of acid-base disturbances.
Explain why a person with uncontrolled diabetes mellitus may develop metabolic acidosis.
Explain why severe diarrhea can lead to metabolic acidosis.
If the pKa of a buffer is 6.1 and the ratio of [A⁻] to [HA] is 10:1, what is the pH?
Name two major buffer systems present in the human body.
The chemical equation CO₂ + H₂O ⇌ H₂CO₃ ⇌ H⁺ + HCO₃⁻ represents which buffer system?
Write the Henderson-Hasselbalch equation for a weak acid and its conjugate base.
