Excretion is the biological process of removing metabolic waste from the body. The kidneys, liver, lungs, and skin play essential roles in eliminating substances like urea, carbon dioxide, and excess salts. The nephron, the functional unit of the kidney, filters waste from the blood while regulating water and salt balance. Excretion is crucial in preventing toxic accumulation and maintaining homeostasis.
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👋 Hello, I’m Avinto, your AI tutor! Welcome to Excretion! Have you ever thought about what happens to the waste your body produces? Why do we sweat, urinate, or exhale carbon dioxide? These are all part of the excretory system! In this lesson, we’ll explore how the kidneys, lungs, skin, and liver help remove metabolic waste and keep the body healthy. Let’s get started!
22/02/2025, 08:59:03
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22/02/2025, 08:59:03
