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.
Actually, a natural ecosystem is usually responsible for the water you drink or food you eat. Ecosystems provide âecosystem servicesâ that are the main cause of agricultural growth and many other processes that benefit humans.ach ecosystem provides unique services to the environments in their area. Without a properly functioning ecosystem, some environmental processes necessary for the continuation of plant and animal life in each ecosystem would be impossible.