A condition of excessive thirst due to diabetes is called:
Correct answer: D. Polydipsia
- A. Polyuria
- B. Glycusuria
- C. Polyphagia
- D. Polydipsia
Explanation
Polydipsia is a medical name for the feeling of extreme thirstiness. Polydipsia is an early symptom of diabetes mellitus and diabetes insipidus. Diabetes mellitus causes polydipsia because your blood sugar levels get too high and make you feel thirsty, regardless of how much water you drink. Diabetes insipidus occurs when your body's fluid levels are out of balance.
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The kidney and urinary system remove nitrogenous wastes, regulate water and ion balance, and help maintain blood pH through filtration, selective reabsorption and secretion. Questions cover nephron structure, ultrafiltration, the loop of Henle, collecting ducts, urine formation and the roles of ADH and aldosterone, while distinguishing excretion from egestion.
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