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| Understanding arterial-alveolar gradients begins with a tutorial that explains the concepts. "Pop Quiz" questions within the tutorial keep you on track. |
| The arterial-alveolar gradients calculation drill makes sure you understand the math. You can practice calculating the diffusion gradient for various altitudes and various oxygen concentrations. |
| The final step of understanding arterial-alveolar diffusion gradients is applying the calculation to clinical scenarios. |
