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प्रश्न
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उत्तर
Dialysis is a process of separation of toxic substances from the blood stream through a membrane by kidney machine or artificial kidney.
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संबंधित प्रश्न
Draw a diagram of the human excretory system and label the various parts.
Give biological reasons for the following statements: There is frequent urination in winter than in summer
The diagram given below shows a section of human kidney. Study the diagram carefully and answer the questions that follow :
(i) Label the parts numbered 1 to 4.
(ii) Why does part ‘2’ have a striped appearance?
(iii) What is the fluid that passes down part ‘4’? Name the main nitrogenous waste present in it.
(iv) Mention the structural and functional units of kidneys.
(v) Name the two major steps in the formation of the fluid mentioned in Q.5 (a) (iii).
Name the basic filtration unit present in the kidney.
Name an animal which absorbs oxygen through its moist skin.
A dialysis machine contains long tubes coiled in a tank containing dialysing solution Of what substance are the tubes made?
The procedure of cleaning the blood of a person by using a kidney machine is known as:
(a) ketolysis
(b) hydrolysis
(c) dialysis
(d) photolysis
Given below is a simplified diagram of the human kidney cut open longitudinally. Answer the questions that follow.
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- Define excretion.
- Why does the cortex of the kidney show a dotted appearance?
- Why does the medulla of the kidney show a striped appearance?
- Write two differences in the composition of the blood flowing through the blood vessels 'A' and 'B'.
Give Technical Term:
The organ in man concerned with maintaining water balance in the body.
Complete the diagram/chart with correct labels/ information. Write the conceptual details regarding it.
