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Question
Given below is a highly simplified diagram of the human kidney cut open longitudinally. Answer the question that follow:
Write two differences in composition of the blood flowing through the blood vessels, 'A' and 'B'.
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Solution
The blood vessel 'B' is renal artery and the blood vessel 'A' is renal vein.
So the blood vessel 'B' contains oxygenated blood with high concentration of urea and glucose whereas the blood vessel 'A' contains deoxygenated blood with low concentration of urea and glucose as compared to renal artery.
RELATED QUESTIONS
The diagram given alongside shows a section of a human kidney. Study the diagram carefully and answer the questions that follow:
- Label the parts numbered 1 to 4.
- Why does part 2 have a striped appearance?
- What is the fluid that passes down part 4? Name the main nitrogenous waste present in it.
- Mention the structural and functional units of kidneys.
- Name the two major steps in the formation of the fluid mentioned in (c).
Define excretion.
With which human organ system (or human systems) is the glomerulus associated?
Write down the functional activity of the following parts,
Henle's loop ………………
In summer the urine is slightly thicker than in winter explain the reason.
Differentiate between:
Renal cortex and Renal medulla.
Draw a labeled diagram of the human kidney as seen in a longitudinal section.
Explain the Term: Glomerulus
Complete the diagram/chart with correct labels/ information. Write the conceptual details regarding it.
The tadpole of frog lives in water, hence its mode of excretion is ______.
