See Also: ecological systems, closed(medicine)
Herbal medicine (botanical medicine, herbology, phytomedicine)(health)
ecological(dictionary)
ecological(dictionary)
ecological protection(medicine)
ecological restoration(medicine)
ecological fallacy(medicine)
ecological epidemiology(medicine)
ecological ectocrine(medicine)
ecological chemistry(medicine)

ecological systems, closed (medicine)


ecological systems, closed
Systems that provide for the maintenance of life in an isolated living chamber through reutilization of the material available, in particular, by means of a cycle wherein exhaled carbon dioxide, urine, and other waste matter are converted chemically or by photosynthesis into oxygen, water, and food.