Human Anatomy
1 / 15Bones, organs, and body systems
15 quick questionsNo sign-upFree to playTap an answer below to begin ↓
How many bones are in the adult human body?
About Human Anatomy
Bones, organs, and body systems Human Anatomy packs 15 multiple-choice questions aimed at mixed difficulty into a relaxed session of roughly 7 minutes — no sign-up, no timer pressure. An explanation appears after every answer, and finishing once a day keeps your streak alive.
A few sample questions
1. How many bones are in the adult human body?
Answer: 206
2. What is the largest organ in the human body?
Answer: Skin
3. Which bone is the longest in the human body?
Answer: Femur
4. What organ is responsible for filtering blood and removing toxins?
Answer: Liver
5. How many chambers does the human heart have?
Answer: Four
Frequently asked questions
Is Human Anatomy free to play?
Yes. The entire SeniorBrainGames catalog — including Human Anatomy — is free, with no sign-up required, no time limits, and no ads on top of the game. It also works offline once the page has loaded once.
How long does Human Anatomy take?
Most players finish Human Anatomy in about 7 minutes. You can pause between questions, replay it as often as you like, and there is no penalty for taking your time — answers are explained after you submit them.
What's a good follow-up after Human Anatomy?
If you enjoyed this general knowledge quiz, try the Daily Challenge — five rotating questions, refreshed every 24 hours, that count toward your streak. You can also use the Surprise Me button on the homepage to land on a different game type for variety.
Can I print Human Anatomy?
Yes — use the Print button at the top of the page for a clean question sheet, or "Print with Answers" to make an answer key. Printed sheets work well for group play at home, in a classroom, or at a senior center.
Explore related topics
More General Knowledge
Inside the Human Brain
Test what you know about memory, the senses' command center, and the most mysterious organ in the body.
The Human Body: Health & Wellness
Learn fascinating facts about the human body, health, nutrition, and wellness.
The Human Skeleton: Bones and Joints
You carry 206 bones every day — how well do you really know the incredible framework that holds you together? From the tiniest bone in your ear to the mighty thigh bone, discover the fascinating facts behind the skeleton that keeps you moving.
Human Rights Milestones
Explore the landmark moments in the global fight for human rights and dignity
The Digestive System
How well do you know how the digestive system works?
Try Word Games
Anatomy Vocabulary Quiz
Test your knowledge of human anatomy terms, from bones and muscles to organs and body systems.
Try Memory Games
Human Body Systems Quiz
How well do you know the systems that keep your body running? Test your recall of human anatomy and physiology.
From our guides
Daily Brain Training for Older Adults
Build a simple daily routine that keeps your mind active.