Ulcerative Colitis 11. Regulate pH, glucose, etc. Vertebrates Nephron in kidney. Begins in cortex, loops downwards to medulla, loops upwards to cortex again, then final downwards path to the pelvis of the kidney. Glomerulus capillaries surrounded by Podocytes Surrounded by Basement membrane Surrounded by Bowman s capsule.
Water follows through osmotic pressure into the tissues.