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Edexcel IGCSE Biology 2 76b Water Reabsorption From the Collecting Duct Questions

Practise explaining selective reabsorption by linking glucose, water and urea changes in filtrate to named nephron regions.

Syllabus
First assessment 2019
Course
Biology 4BI1

Exam points

  • explain glucose in urine by linking high blood sugar to incomplete reabsorption
  • interpret urea concentration changes when water is reabsorbed from filtrate
  • apply osmosis to water reabsorption in the collecting duct in desert mammals

Edexcel IGCSE Biology 2 76b Water Reabsorption From the Collecting Duct Questions question 1

[Maximum number: 1]

The diagram shows a nephron of a kidney, with some of the structures labelled.

Figure for Question Edexcel IGCSE Biology 2 76b Water Reabsorption From the Collecting Duct Questions question 1 — Edexcel IGCSE Biology

Desmopressin is a drug used to reduce the symptoms of diabetes insipidus.

Suggest what effect the drug would have on the nephron.

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