Structure
Organ systems
Groups of organs that work together, such as the circulatory, respiratory, digestive and urinary systems.
The kidneys filter wastes and extra water out of the blood, making urine.Source: NIDDK
Structure
Groups of organs that work together, such as the circulatory, respiratory, digestive and urinary systems.
Process
Keeping internal conditions, such as body temperature and blood chemistry, within a stable range.
The explanations on this page are our own summaries of these sources. Follow a link to read the original; if anything here disagrees with it, the original wins. How we choose and check sources.
National Institute of Diabetes and Digestive and Kidney Diseases. niddk.nih.gov. National Institute of Diabetes and Digestive and Kidney Diseases, NIH.