Self Studies

Excretory Produ...

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  • Question 1
    1 / -0

    Pick the odd ones in each of the following groups and select the correct option. 
    (i) Renal pelvis, Medullary pyramid, Renal cortex,  Renal papilla 
    (ii) Afferent arteriole, Henle's loop, Vasa recta, Efferent arteriole
    (iii) Glomerular filtration, Antidiuretic hormone, Hypertonic urine, Collecting duct 
    (iv) Proximal convoluted tubule, Distal convoluted tubule, Henle's loop, Renal corpuscle

  • Question 2
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    A person who is not talking food or beverages will have ________ in urine.

  • Question 3
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    Read the given statements regarding the human excretory system and select the correct ones. 
    (i) Presence of glucose in urine is known as uremia.
    (ii) Distal convoluted tubule (DCT) selectively secretes hydrogen ions, ammonia and potassium ions into the filtrate. 
    (iii) Macula densa formed bye cellular modifications in the distal convoluted tubule and the afferent arteriole at their contact location. 
    (iv) Atrial natriuretic factor (ANF) can cause vasoconstriction when blood flow is low to the atria of the heart. 

  • Question 4
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    The function of renin is 

  • Question 5
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    The reabsorption of the sodium from glomerular filtrate is regulated by the hormone _____________.

  • Question 6
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    Which of the following statements is incorrect? 

  • Question 7
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    Ultrafiltering units of kidney are known as

  • Question 8
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    Study the following.


    (i) Uricase enzyme is not found in apes and man.
    (ii) Purine metabolism leads to the formation of uric acid.
    (iii) In ureotelic organisms, carbondioxideCO2 and ammonia converted into urea through the Cori cycle.
    (iv) More energy consumed is for the production of uric acid.
    (v) TMO (Trimethylamine oxide) protects the proteins from the effect of urea in Chondrichthyes fishes.

    Which of the given statements are correct?

  • Question 9
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    The kidneys in the human body

  • Question 10
    1 / -0

    What is the main source of uric acid for commercial production? 

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