Objectives: • Why can urine be used to diagnose some illnesses? • What factors can affect water balance? • How does diabetes insipidus affect water balance? • How does drinking alcohol affect water balance? • How does Ecstasy affect water balance?
Use these words to fill-in-the-blanks • Reabsorbed • Proteins • Glucose • Ultrafiltration
Why can urine be used to diagnose some illnesses ? In diabetes mellitus there is too much _________________ in the blood. This is all forced out of the blood during ____________________________, however, there is so much that it can not all be ______________________ so some stays in the urine and is excreted. In kidney disease _________________ are forced out of the blood during ultrafiltration and not reabsorbed.
Use these words to fill-in-the-blanks • More • Loose • ADH • Less • Dilute • Dehydration • Increases
How does diabetes insipidus effect water balance? People with diabetes insipidus lack ______. This means that they ___________ lots of water from their blood and produce lots of ______________ urine. • How does drinking alcohol effect water balance? Drinking alcohol suppresses ADH production. Less ADH means _________ water is lost from the blood and could lead to _____________________. • How does Ecstasy effect water balance? Taking ecstasy _______________________ the production of ADH. More ADH means _________ water is lost from the body and this can lead to water balance problems