electronic health record (EHR) a computerized repository for a patient's health information providing information to members of the health care team regarding a clinical encounter. Many systems can also provide decision support, quality assurance information and outcome data. Mosby's Medical Dictionary, 9th edition.
An ecosystem is a natural unit of plants, animals, and microorganisms functioning together with all non-living environmental factors. To conserve this delicate balance, it is important to know what part each piece of the natural ecosystem does for all the others.Preserving any bionetwork can be very difficult, because it is almost impossible to know what each element of the ecological unit adds to the equation.o conserve this delicate balance, it is important to know what part each piece of the natural ecosystem does for all the others. Preserving any bionetwork can be very difficult, because it is almost impossible to know what each element of the ecological unit adds to the equation.
An ecosystem is a community of organisms-plants, animals, fungi and bacteria-interacting with one another and the environment in which they live. Protecting aquatic ecosystems is in many ways as important as maintaining water quality, for the following reasons:1  Aquatic ecosystems are an integral part of our environment.n ecosystem is a community of organisms-plants, animals, fungi and bacteria-interacting with one another and the environment in which they live. Protecting aquatic ecosystems is in many ways as important as maintaining water quality, for the following reasons: