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Question
What solute is normally present in the body to estimate GFR in humans?
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Solution
Creatinine
RELATED QUESTIONS
Explain the autoregulatory mechanism of GFR.
Dialysis fluid contains all the constituents as in plasma except ______.
Glucose is taken back from glomerular filtrate ___________
(A) along with concentration gradient
(B) against concentration gradient
(C) by simple diffusion
(D) by tubular secretion
Add a noteon composition of urine.
Which of the following is the correct path taken by urine in our body?
State if the following statement is true or false. Correct the statement if it is false.
The Bowman’s capsule and glomerulus together form the Malpighian body.
Differentiate between
bowman’s capsule and glomerulus.
Mention, if the following statement is True or False. If false rewrite the wrong statement in its correct form:
Glomerular filtration occurs under pressure on the blood as a result of systolic pressure of the heart.
Higher Order Thinking Skill
Why do you think that urine analysis is an important part of medical diagnosis?
What forces promote glomerular filtration? What forces opposes them? What is meant by net filtration pressure?
If the afferent arteriole of the nephron constricts, what happens to the GFR in that nephron? If the efferent arteriole constricts what happens to the GFR in that nephron? Assume that no auto regulation takes place.
With regards to toxicity and the need for dilution in water, how different are ureotelic and uricotelic excretions? Give examples of animals that use these types of excretion?
During ultra:filtration, ____________ is unable to filter through the glomerular capillaries.
Which part of the nephron allows the selective reabsorption of useful substances like glucose, amino acids, salts and water into the blood capillaries?
Filtration of the blood takes place at ______.
Sort the following into actively or passively transported substances during reabsorption of GFR.
glucose, amino acids, nitrogenous wastes, Na+, water
Complete the following:
Urinary excretion = Tubular reabsorption + Tubular secretion –
Name the following:
Three stages of urine formation.
