Final answer:
An Electronic Health Record (EHR) system is used to input patient registration information into a computer system, improving healthcare quality and efficiency while raising concerns about patient privacy and data security.
Step-by-step explanation:
The term that describes a computer system used to input patient registration information is an Electronic Health Record (EHR) system. This type of system allows for the sharing of digital records among health providers, which is an effective way to improve the quality of healthcare and reduce costs. Electronic health records ensure that patient information is easily accessible to authorized healthcare professionals, which can lead to better coordinated and more efficient care. The concerns regarding patient privacy and the security of health records are crucial, especially as medical facilities move toward more integrated digital systems. It is of utmost importance to develop policies that strike a balance between accessibility of information for healthcare improvements and the protection of individual patient data.