the outermost portion of the kidney, makes up about a third of the kidney's tissue mass, just in from the outer capsule
inner (deeper) portion of the kidney
The structures in the kidney where blood filtration takes place., within the medulla, dozen or so triangular-shaped areas,
a relatively flat, basinlike cavity that is continuous with the ureter
The process by which an organism gets rid of metabolic waste products like urea
There are about ______ nephrons in each kidney.
Step in which needed water, nutrients and minerals are put back into the peritubular capillaries.
Step in which plasma (water, nutrients, etc.) is taken out of the capillaries and drawn into the nephron at Bowman's capsule
Water, salt, urea, and any other substance in excess in the blood.
Urine is made up of ___.