The document discusses the quality systems model for management responsibilities in pharmaceutical quality assurance. It describes the five key elements of the quality systems model: 1) quality by design and product development, 2) risk management and assessment, 3) corrective and preventative action, 4) change control, and 5) quality unit and inspection model. It then explains the major parts of the quality systems model in more detail, including management responsibilities, resources, manufacturing operations, and evaluations. Management is responsible for establishing the quality policy, objectives, and ensuring legal and customer requirements are met.