Human Anatomy Guide
Discover how your body works
From 206 bones to roughly 37 trillion cells, explore the systems that keep you alive, moving, and thinking.
Body systems
Select a system to learn about its organs and key facts.
Search organs
Type an organ or keyword, such as heart, lungs, or nerve.
Test your knowledge
Answer a short quiz about the human body.
About
Anatomica is an educational project introducing the main systems of the human body. The content is simplified for learners and is not medical advice.