FOUNDATIONAL TERM
Filtration
滤过
Movement of water and selected solutes from plasma into the glomerular capsule.
Study this concept in context
16 · The kidneys: urine, fluid balance and acid–base regulation
The kidneys generate filtrate, then selectively reclaim and secrete substances. Final urine reflects a sequence of regulated processes rather than blood passing through a single sieve.
Sources
- OpenStax: gross anatomy of the kidney
- OpenStax: microscopic anatomy of the kidney
- OpenStax: physiology of urine formation
- OpenStax: acid base balance
- OpenStax: tubular reabsorption
- OpenStax: endocrine regulation of kidney function
Definitions come from the published lessons. Read the linked lesson for mechanisms, conditions and examples.