Breadcrumb Home Health Science NTR 320 NTR 320: Medical Nutrition Therapy Download as PDF Class Program Health Science Credits 3 Diets and nutritional support for selected diseases, surgery, and trauma. Calculation of nutrient needs for specific diseases; case studies. Prerequisite Courses NTR 310: Human Nutrition and Metabolism BIO 212: Microbiology Semester Offered Offered spring semester.