Dive into a comprehensive 33-minute video lecture on blood physiology and the immune system, covering key topics in immunology and hematology. Explore the composition of blood, including plasma and various blood cells, with a focus on red blood cells and their functions. Learn about iron absorption, iron deficiency, and the roles of folate and vitamin B12. Delve into immunology concepts such as MHC, lymph nodes, and the complement system, including its pathways. Gain valuable insights for medical exams like MCAT, NCLEX, USMLE, PLAB, NEET, and ASCP through this in-depth review of essential physiological processes.