ABG Practice Tutor
Work the blood gas yourself, one question at a time.
Practice cases only. No patient information. Every case here is fictional. This tool does not accept or interpret real patient results; do not use it for patient care. Your progress stays in this browser and is never sent to MedRise.
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1. Choose a case
2. The case
Pick a case above to begin. The tutor asks one question at a time and never gives the answer away: a wrong answer gets a question back.
Normal ranges
pH 7.35–7.45 · PaCO2 35–45 mm Hg · HCO3 22–26 mEq/L · anion gap 8–12 mEq/L (without potassium) · albumin about 4.0 g/dL. Labs vary slightly; use your course's ranges on exams.
How to Think Through This on Test Day
Answer:
The key insight:
3. Your progress
First-try accuracy by step
Recent cases
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4. Downloads and data
Your progress is stored only in this browser. The CSV has one row per finished case with tries and hints for each step; the backup restores your history on another device.
Education only. ABG Practice Tutor teaches a common stepwise method for acid-base interpretation using fictional practice cases and rule-of-thumb compensation formulas. It is not a clinical decision tool, does not interpret real patient results and does not give diagnosis or treatment advice. Rules and normal ranges vary by source and laboratory; follow your course materials and current references. See the terms and disclaimer and privacy notice.