Breadcrumb Home Endocrine Block END 231 END 231: Endocrine Block Download as PDF Class Program Endocrine Block Credits 2 This is a multidisciplinary course (block) integrating topics in basic and applied clinical anatomy, histology, embryology and physiology of endocrine system. Prerequisite Courses CVP 121: Cardiopulmonary block HLS 122: Hematopoietic & Lymphatic System REN 123: Renal Block Corequisites REP 232, POD 233