Biology 3 0.0 / 5 ? BiologyNervous system, hormones and behaviourHomeostasisGCSEWJEC Created by: AllyHSCreated on: 02-05-16 11:15 What device is used to measure the water uptake of plants? Potometer 1 of 13 What do xylem vessels transport? Water 2 of 13 What results to plants show when they have a lack of nitrates, phosphates and potassium? Nitrates=stunted growth, Phosphates=poor root growth, Potassium=yellow leaves 3 of 13 Name some of the chemicals absorbed in plasma Hormones, Sugars, Urea, Antibodies 4 of 13 What do platelets do? Clot the blood 5 of 13 What do the coronary arteries do? Supply oxygen and glucose to the heart muscle 6 of 13 Why do the atria have thin walls? Because they only pump blood to the ventricles 7 of 13 Why do veins have thin walls? Because they carry blood under low pressure back to the heart 8 of 13 What are the functions of the kidneys? Osmoregulation, revival of urea from the blood, remove excess minerals and salts 9 of 13 What does the ureter do? Carries urine from the kidney to the bladder 10 of 13 Where are low water blood levels sensed? Hypothalamus gland 11 of 13 What do anti-diuretic hormones do? Instructs the kidney to absorb more water 12 of 13 Name two disadvantages of a kidney transplant Rejection and the effects of immune suppressant drugs (patient could be prone to infection) 13 of 13
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