Question

Identify the structures and answer the following questions:


a. Identify the structure given.
b. Label the parts A, B, C and D.
What is the function of part labelled D?
d. Why do we urinate more in winter than in summers?
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Answer 1

Explanation:

a. Human Kidney

b. A - Renal Pyramid

B - Hilum

C - Minor Calyx

D - Ureter

c. The ureters carry the urine away from kidneys to the urinary bladder, which is a temporary reservoir for the urine. The urethra is a tubular structure that carries the urine from the urinary bladder to the outside.

d. Maximum amount of excess water is lost through urination. During summer when the surrounding temperature is high, we lose water in the form of sweat, direct evaporation considerably. This is the reason for more urine out put and frequent urination under very cool conditions and in winter.

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