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Leaving Certificate Biology Excretion 2 EQ iQuiz SECOND Press the F5 Key to Begin, Then click on this Blue Box FIRST In PowerPoint 2007 if you see a Security Warning click HERE on Options… and then click on Enable this content
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What is excretion? Generation of waste Producing urine Sweating Removal of waste
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Name an organ other than the kidney that excretes water. LungsAlimentary canal NoseLarge intestine
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Explain the term glomerular filtrate. Blood in kidneys Blood in Bowman’s capsule Blood – small molecules Plasma
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What part of the kidney does reabsorption occur? Bowman’s CapsuleNephron Only in medullaOnly in cortex
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Why are red blood cells normally absent from glomerular filtrate? Because they have no nucleus They are too small Because they have haemoglobin They are too large
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To what structure does the ureter link the kidney? The renal arteryThe renal vein The bladder The convoluted tubules
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Suggest a treatment for a person whose kidneys are not functioning. Drink waterDialysis Eat proteinDecrease fluids
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Where is urea formed? LiverPancreas KidneyBladder
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Removal of waste products is called … EgestionExcretion SweatingMetabolism
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Name an excretory product normally present in the urine. GlucoseProtein UreaAmino acids
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In what part of the kidney does filtration take place? Loop of HenleAfferent arteriole Collecting ductGlomerulus
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In what part of the kidney is Bowman’s Capsule located? PelvisMedulla CortexCentre
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Where does reabsorption of salt mainly take place? Bowman’s capsuleConvoluted tubule Collecting ductLoop of Henle
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Name the fluid present in the ureter. UreaUrine FiltrateWater
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From what substance is excreted carbon dioxide derived? OxygenProtein UreaGlucose
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How did you do? Click this Blue Box to find out Excretion 2 EQ iQuiz
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