Apply information from the Case Study to answer the following questions: Samantha is an 18 month old female with a two day history of diarrhea and vomiting. She has had 4-5 episodes of non-bilious emesis per day. She has also had 3 episodes of runny, watery stools per day. Her appetite has decreased but she has been tolerating small amounts of pedialyte and milk. She has had a slightly decreased amount of wet diapers. She has no signs of dehydration on physical exam and is alert and active. The diagnosis is viral gastroenteritis with no signs of dehydration. The stool studies ruled out bacterial or parasitic gastroenteritis. • Which essential questions will you ask a pediatric patient or his or her caregiver when the presenting complaint is bloody diarrhea? Will these questions vary depending upon the child’s age? Why or why not? What clinical or historical findings will indicate the need for diagnostic studies and why? Which diagnostic studies will you initially order and why? • What would be three differential diagnoses in this case? • How do the common causes of vomiting differ in infants, children, and adolescents? What clinical or historical findings will indicate the need for diagnostic studies and why? Which diagnostic studies will you initially order and why?