HESI EXIT – Immune & Hematologic Systems Explained | Immunity, Blood Cells & Body Defense

🩸 Immunity doesn’t have to be confusing! This HESI EXIT Immune and Hematologic Systems video makes it easy to understand how your body fights infection and maintains healthy blood function. You’ll learn: ✅ Types of immunity (innate, adaptive, passive) ✅ Blood components & hematologic disorders ✅ HESI-focused tips for nursing exams Build confidence, master key topics, and prepare to excel on your HESI EXIT exam. 👉 Learn more at https://learn.serrarigroup.com #HESIExit #ImmuneSystem #Hematology #NursingExamPrep #FutureNurse