<prompt> All of the following are physiological changes which occur during pregnancy, EXCEPT:Reabsorption of glucose decreasesCreatinine decreasesUrea decreasesDecrease in renal plasma flow  <response>: During pregnancy the renal plasma flow is increased by 50- 75. It reaches the maximum value by 16 weeks and is maintained until 34 weeks. During pregnancy: Kidney enlarges in length by 1cm. GFR is increased by 50. Increase in GFR causes reduction in maternal plasma level of creatinine, BUN and uric acid. Ureter becomes atonic, there is elongation, kinking and outward displacement of the ureter. Urinary bladder: Becomes congested with hyperophy of the muscles and elastic tissues of the wall. Ref: Textbook of Obstetrics By D C Dutta, 6th edn, page 55-6 