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Non-Infectious Disease and Homeostasis · Term 4

Osmoregulation: Water and Salt Balance

Examine how the kidneys and other organs maintain water and salt balance in the body.

Key Questions

  1. Describe the role of the kidneys in filtering blood and regulating water potential.
  2. Analyze how antidiuretic hormone (ADH) influences water reabsorption in the nephron.
  3. Compare the osmoregulatory challenges faced by freshwater versus saltwater organisms.

ACARA Content Descriptions

ACARA: Senior Secondary Biology Unit 4, Area of Study 1
Year: Year 12
Subject: Biology
Unit: Non-Infectious Disease and Homeostasis
Period: Term 4

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