In a healthy adult, the initial filtrate formed in the kidneys is about how much per day, even though only 1-2 litres are actually excreted as urine?
Question
In a healthy adult, the initial filtrate formed in the kidneys is about how much per day, even though only 1-2 litres are actually excreted as urine?
18 litres
180 litres
1800 litres
1.8 litres
Answer
180 litres
Detailed Explanation
The text states that the initial filtrate in the kidneys is normally about 180 litres daily, most of which is reabsorbed, leaving only 1-2 litres excreted.