Neco Model Questions Vol1 2022 Biology Question 6

Practice essay / theory question 6 from the 2022 Neco Model Questions Vol1 Biology examination. This question covers excretion, urinary system, kidney anatomy, nephron function .

Neco Model Questions Vol1 2022 Biology Essay / Theory

Topics: excretion urinary system kidney anatomy nephron function

Question 6 NECO_MODEL_QUESTIONS_VOL1 • 2022 • BIOLOGY • essay

Neco Model Questions Vol1 2022 Biology Question 6 diagram

The diagram shows a longitudinal section of a human kidney with the nephron and associated structures labelled from A to L.

Question Parts

( a )

State the anatomical name represented by each label (A–L) in the diagram.

( b )

Explain the specific role of each of the following structures in the formation of urine:

( c )

Describe how the hormone antidiuretic hormone (ADH) regulates water reabsorption in the nephron, indicating the segment(s) affected and the cellular mechanism involved.

( d )

Compare secretion and reabsorption in the nephron, giving one specific example of a substance that is secreted and one that is reabsorbed.

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About This Question

This is Neco Model Questions Vol1 2022 Biology Question 6. It is one of the essay questions from the 2022 Neco Model Questions Vol1 Biology examination.

The question covers excretion, urinary system, kidney anatomy, nephron function .

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