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Define Glomerular Filtration Rate (GFR)...

Define Glomerular Filtration Rate (GFR)

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### Step-by-Step Solution: 1. **Understanding Glomerular Filtration**: - The process of glomerular filtration occurs in the kidneys, specifically in the glomeruli, which are tiny structures that filter blood. 2. **Definition of GFR**: - The Glomerular Filtration Rate (GFR) is defined as the volume of filtrate that is produced by the kidneys per minute. ...
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Explore conceptually related problems

Glomerular filtration rate (GFR) is :

Glomerular fitration rate is

A fall in glomerular filtration rate (GFR) activates

A fall in glomerular filtration rate (GFR) activates

A fall in glomerular filtration rate (GFR) activates

A fall in glomerular filtration rate (GFR) activates

A fall in glomerular filtration rate (GFR) activates

What happens to glomerular filtration rate (GFR) if blood pressure in the kidneys increases?

Glomerular filtrate is

Assertion: The kidneys have built in mechanisms for the regulation of glomerular filtration rate (GFR). Reason: ANF mechanism is one such efficient mechanism.

Knowledge Check

  • Glomerular filtration rate (GFR) is :

    A
    amount of filtrate reabsorbed at the collecting ducts
    B
    amount of filtrate formed in both kidneys each minute
    C
    rate of bladder filling
    D
    amount of blood delivered to the kidney each minute

  • A fall in glomerular filtration rate (GFR) activates

    A
    juxtaglomerular cells to release renin
    B
    adrenal cortex to release aldosterone
    C
    adrenal medulla to release adrenaline
    D
    posterior pituitary to release vasopressin.

  • Assertion: The kidneys have built in mechanisms for the regulation of glomerular filtration rate (GFR). Reason: ANF mechanism is one such efficient mechanism.

    A
    If both assertion and reason are true and reason is the correct explanation of assertion
    B
    if both assertion and reason are true but reason is not the correct explanation of assertion.
    C
    if assertion is true but reason is false
    D
    if both assertion and reason are false.
    • NCERT ENGLISH-EXCRETORY PRODUCTS AND THEIR ELIMINATION-EXERCISE
    1. Define Glomerular Filtration Rate (GFR)

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    2. Explain the autoregulatory mechanism of GFR.

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    3. Micturition is carried out by a reflex.

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    4. ADH helps in water elimination, making the urine hypotonic.

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    5. Protein-free fluid is filtered from blood plasma into the Bowman’s cap...

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    6. Henle’s loop plays an important role in concentrating the urine.

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    7. Glucose is actively reabsorbed in the proximal convoluted tubule.

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    8. Give a brief account of the counter current mechanism.

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    9. Describe the role of liver, lungs and skin in excretion.

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    10. Explain micturition.

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    11. Match the items of column I with those of column II:

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    12. What is meant by the term osmoregulation?

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    13. Terrestrial animals are generally either ureotelic or uricotelic, not ...

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    14. What is the significance of juxtaglomerular apparatus (JGA) in kidney ...

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    15. Find out the name of the following: a. A chordate animal having fla...

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    16. Ascending limb of Henle’s loop is to water whereas the descending limb...

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    17. Reabsorption of water from distal parts of the tubules is facilitated ...

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    18. Dialysis fluid contains all the constituents as in plasma except .

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    19. A healthy adult human excretes (on an average) gm of urea/day.

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