ATI Pathophysiology Practice Exam 2025 – 400 Free Practice Questions to Pass the Exam

Question: 1 / 400

What condition is indicated by a higher than normal blood pH?

Metabolic acidosis

Respiratory alkalosis

Respiratory acidosis

Metabolic alkalosis

A higher than normal blood pH indicates that the blood is more alkaline than it should be, a condition referred to as alkalosis. Specifically, metabolic alkalosis is characterized by an increase in blood pH due to various factors, including excessive loss of hydrogen ions (for instance, through prolonged vomiting) or the accumulation of bicarbonate in the body system.

In metabolic alkalosis, the blood pH rises above the normal range (7.35-7.45), making the environment less acidic. This increase in pH suggests that the balance of acids and bases in the body has shifted toward a higher concentration of bicarbonate or a reduced concentration of hydrogen ions.

Understanding the pathophysiology of metabolic alkalosis provides insight into how certain physiological processes can lead to an elevated blood pH, affirming that when blood pH is higher than normal, metabolic alkalosis is a key consideration among possible conditions.

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