Excretory Products and their EliminationHard
Question
Under normal condition which one is completely reabsorded in the renal tubule ?
Options
A.Urea
B.Uric acid
C.Salts
D.Glucose
Solution
Glucose is high threshold substance, ie it is totally or mostly reabsorbed from the nephric filtrate in the blood capillaries.
Renal threshold, ie, upper limit of kidney to reabsorb such high threshold substances of kidney for reabsorption of glucose is about 180 mg/100 mL of nephric filtrate. When blood sugar level reaches beyond this, sugar also appears in urine.
Renal threshold, ie, upper limit of kidney to reabsorb such high threshold substances of kidney for reabsorption of glucose is about 180 mg/100 mL of nephric filtrate. When blood sugar level reaches beyond this, sugar also appears in urine.
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