This use case diagram for the blood bank system illustrates how various users, including donors, patients, hospitals, and administrators, interact with the system. Donors can register, schedule donations, and view the blood inventory, while patients can request blood, check the status, and submit emergency requests. Hospitals manage registrations and requests, whereas admins handle approvals, reports, and inventory. The diagram highlights relationships between actors and system functions using include and extend associations, clearly showing operational flow. It effectively represents how the system ensures efficient blood management, donation scheduling, and emergency response, optimizing healthcare and blood availability.
