The Kidneys A quiz on the kidneys for edexcel gcse biology B3 topic 1- control systems 3.0 / 5 based on 2 ratings ? BiologyCells, tissues and organsGCSEEdexcel Created by: hannahCreated on: 21-04-13 14:40 What are the main roles of the kidneys? Removal of urea from blood, adjustment of water and ion levels 1 of 6 What are nephrons? The filtration units in the kidneys 2 of 6 What is filtered out of the blood? Water, urea, ions and glucose 3 of 6 Whereabouts does filtration take place? The glomerulus and the Bowman's capsule 4 of 6 Which substances are reabsorbed? Glucose and sufficient water 5 of 6 What is osmoregulation? The process of the maintaining a stable water content in the body 6 of 6
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