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प्रश्न
Put a tick mark (✓) against the most appropriate alternative in the following statement :
In human beings, urea is produced in :
विकल्प
liver
kidney
spleen
urinary bladder
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उत्तर
liver
APPEARS IN
संबंधित प्रश्न
Describe the structure of nephrons.
Differentiate between the following pair on the basis of what is indicated in the bracket.
Ureter and Urethra [function]
Draw a neat labelled diagram of the human excretory system.
The substance which is not reabsorbed into the blood capillaries surrounding the tuble of a nephron is mainly ______.
Study the diagram given alongside and then answer the question that follow:
Name the region in the kidney where the above structure is present?
Given below is a diagram of a human kidney, cut open longitudinally. Answer the following:
(i) Give definition of excretion.
(ii) Name the unit of kidney.
(iii) Why does the cortex of kidney show dotted appearance?
(iv) List the functions of the kidney.
The following diagram represents a mammalian kidney tubule (nephron) and its blood supply.
Parts indicated by the guidelines 1to 8 are as follows:
1. Afferent arteriole from renal artery
2. Efferent arteriole
3. Bowman's capsule
4. Glomerulus
5. Proximal convoluted tubule with blood capillaries
6. Distal convoluted tubule with blood capillaries
7. Collecting tubule
8. U-shaped loop of Henle
Study the diagram and answer the question that follow:
Which structure contains the lowest concentration of urea?
Write the functional activity of the following structure: Renal vein
Choose the correct option.
The part of nephron which absorbs glucose and amino acid is ______.
The product of the process of deamination is ______.
