Key organs and substances involved in processing and eliminating body wastes through liver and kidney functions.

Most popular content: Liver-Kidney Waste Processing

Excretory System Overview

Explore the structure and function of the human excretory system, including the kidneys, urinary system, and the role of ADH in osmoregulation. This summary covers key concepts such as nephron structure, ultrafiltration, selective reabsorption, and the composition of urine. Ideal for Edexcel IGCSE Biology students preparing for exams.

Biology

Digestive Enzymes Overview

Explore the essential roles of digestive enzymes in breaking down proteins, fats, and carbohydrates. This summary covers the functions of lipases, proteases, and amylase, detailing their sources and the digestion process. Ideal for biology students seeking to understand nutrient absorption and enzyme activity.

Biology

Kidney Function & Homeostasis

Explore the critical roles of the kidneys in excretion and homeostasis, including urine production, the impact of ADH, and the processes of dialysis and transplantation. Understand how the body regulates temperature and maintains osmotic balance. This summary covers key concepts for AQA GCSE Biology.

Biology