Respiration and Homeostasis · Human Systems

Excretion and the Kidney

Understanding the role of the nephron in removing nitrogenous waste and regulating water potential.

Key Questions

  1. 1How does the kidney act as both a filter and a regulator for the blood?
  2. 2What are the ethical and biological challenges of kidney dialysis versus transplantation?
  3. 3How does the body signal the kidneys to conserve water during dehydration?

MOE Syllabus Outcomes

MOE: Excretion in Humans - S4
Level: Secondary 4
Subject: Biology
Unit: Respiration and Homeostasis
Period: Human Systems

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