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Edexcel IGCSE Biology · Spec 2.73B-2.77B

Nephron Regions and Selective Reabsorption

Covers label the urinary system and nephron regions, Explain ultrafiltration and selective reabsorption and Locate glucose and water reabsorption.

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Nephron Regions and Selective Reabsorption

Spec 2.73B-2.77B

What you need to know

  • Label the urinary system and nephron regions
  • Explain ultrafiltration and selective reabsorption
  • Locate glucose and water reabsorption

Active recall

Quick check

Answer each question before opening the answer.

Which tube carries urine out of the body?

The urethra

Where is all glucose normally reabsorbed?

The proximal convoluted tubule

How does ADH affect the collecting duct?

It increases water permeability, so more water is reabsorbed

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