A man suffering from diabetes mellitus drinks | vedclass

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Question

(A) In diabetes mellitus,the blood glucose level rises significantly (hyperglycemia).When blood glucose exceeds the renal threshold (approximately $18

Vedclass · Accepted Answer

Eliminate extra glucose from blood

Vedclass · Answer

(A) In diabetes mellitus,the blood glucose level rises significantly (hyperglycemia).When blood glucose exceeds the renal threshold (approximately $180 \ mg/dL$),the kidneys cannot reabsorb all the glucose from the filtrate.This excess glucose is excreted in the urine (glycosuria).Glucose is an osmotically active substance,so it draws water with it into the urine,leading to increased urine volume (polyuria).To compensate for this excessive loss of water and to prevent dehydration,the body triggers the thirst mechanism,causing the patient to drink water more frequently (polydipsia).

$A$ man suffering from diabetes mellitus drinks water more frequently,as he has to

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