A 40-year-old female presents complaining of pain near the midline in the epigastrium. Assuming the pain is caused by a stimulus acting on an abdominal organ, the pain felt is classified as: The most common disorder associated with upper GI bleeding is: A 2-month-old female with Down syndrome is diagnosed with Hirschsprung disease following family complaints of chronic constipation. The most likely cause of these symptoms is: Where does the nurse expect the obstruction to be in a patient with...