1. Understand the imaging protocols and related pathophysiology of: gastric esophageal reflux/transit/emptying, GI bleeding, Meckel's diverticulum, and cavernous Hemangioma.
   1. What defines a positive/negative study?
   2. Are there any special requirements related to how each individual procedure is done?
2. In a GES procedure
   1. What is the difference between liquid vs. solid?
   2. How long should you acquire a GES procedure?
   3. What effects does the lack of standardization have with this procedure?
3. Quantify a gastric emptying procedure. In esophageal transit, what is the difference between drawing one ROI vs three?
4. What causes a false negative Meckel's scan?
5. What are the imaging characteristics of Cavernous Hemangioma when imaging with sulfur colloid and labeled red cells?
6. Compare the methods for analyzing acute vs. chronic GI Bleeding.
7. Review and understand Pulmonary Aspirations.

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