This report delves into the professional responsibilities of nurses, emphasizing ethical and moral obligations within the healthcare setting, particularly in the context of an Intensive Care Unit (ICU). It highlights the importance of nurses' roles, including medical history recording, teamwork, and patient health monitoring. The report focuses on the challenges and responsibilities faced during the COVID-19 pandemic, emphasizing the need for effective communication, teamwork, and innovative techniques. Key findings include the importance of professional knowledge for new graduate nurses and the significance of adapting to remote patient monitoring. The report references several studies on nursing ethics, professional competencies, and duty of care, providing a comprehensive overview of the subject.