Advertisements
Advertisements
Question
Why is it necessary to maintain a normal osmotic concentration of the blood?
Advertisements
Solution
Maintaining a normal osmotic concentration in the body means regulating the percentage of water and salts. If this regulation mechanism fails we either end up losing vital salts and water or may accumulate unwanted salts and excess water in our body.
RELATED QUESTIONS
Give biological reasons for the following statements: There is frequent urination in winter than in summer
the Biological/technical term Pigment providing colour to urine.
the biological/technical terms for the hormone increasing reabsorption of water by kidney tubules
The given diagram represents a nephron and its blood supply. Study the diagram and answer the following questions:

(i) Label parts 1, 2, 3 and 4.
(ii) State the reason for the high hydrostatic pressure in the glomerulus.
(iii) Name the blood vessel which contains the least amount of urea in this diagram.
(iv) Name the two main stages of urine formation.
(v) Name the part of the nephron which lies in the renal medulla.
Name a waste gas released by the plants only during the night time.
What is meant by dialysis? What type of patients are put on dialysis?
In summer the urine is slightly thicker than in winter explain the reason.
What is dialysis? Under what condition is it carried out?
Name the Following
The structural and functional units of kidney
Write the functional activity of the following structure: Nephron
