The Kidney 0.0 / 5 ? BiologyCells, tissues and organsGCSEOCR Created by: CamCreated on: 08-06-13 20:04 What are the three main roles of the kidney? Remove urea from the blood; Control salt levels; Control water content 1 of 7 What are the three stages of blood filtration? Ultra-filtration, Re-absorption and Release of wastes 2 of 7 Where are large molecules like Proteins and blood cells filtered out? Membranes between the Glomerulus and the Bowman's capsule 3 of 7 What substance is entirely reabsorbed? Sugar 4 of 7 How is sugar and sufficient salt reabsorbed? Active transport 5 of 7 Where are waste products sent? Out of the nephron, into the ureter and into the bladder as urine 6 of 7 What is ADH and what does it do? Anti-Diuretic hormone (ADH) makes the nephrons more permeable when more water is needed, so more water is reabsorbed back into the blood 7 of 7
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