Study the diagram given alongside and the answer the questions that follow: [5 MARKS]
(a) Name the region in the kidney where the above structure is present.
(b) Name the parts labeled 1, 2, 3 and 4
(c) Name the stages involved in the formation of urine.
(d) What is the technical term given to the process occurring in 2 and 3? Briefly describe the process.

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Solution

a) 1 Mark
b) 2 Marks
c) 1 Mark
d) 1 Mark

(a) Cortex of the kidney.

(b)
1 - Afferent arteriole
2 - Glomerulus
3 - Bowman's capsule
4 - Efferent arteriole

(c)
1 - Ultrafiltration
2 - Selective reabsorption
3 - Tubular secretion

(d)
2 - Ultrafiltration
3 - Glomerular filtrate coming out in renal tubule.
Filtration under pressure is called as ultrafiltration and the filtrate coming after ultrafiltration is called as glomerular filtrate.

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Study the diagram given below and then answer the questions that follow :

(a) Name the region in the kidney where the above structure is present?

(b) Name the parts labelled 1, 2, 3 and 4.

(d) What is the technical term given to the process occurring in 2 and 3? Briefly describe the process.

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(a) Name all the organ-systems shown completely or even partially.

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