Organ Quiz

See how well you understand key body organs and their roles in just 10 minutes. Get a quick score from 16 scenario-based questions, free and no sign-up needed.

Start Online Test

Questions: 1610 minutes

Hi! My name is Freudly, i am an AI therapist, I will give you an interpretation of the test after you complete it.

08:30

July 22, 2026

July 22, 2026
Material has been updated

July 22, 2026
Material has been published

25 views

2 completions

1 likes

Verified by Daniel Hall

Psychologist with 25 years of experience

Scale Explorer

How the Scales are Structured

example score

7/16

Human Organ Knowledge (HOK)

Measures how accurately you can identify major human organs and connect them to their primary functions across body systems.

Foundation-building

Developing knowledge

Strong knowledge

0 – NaN: Foundation-building | 7 – NaN: Developing knowledge | 13 – NaN: Strong knowledge

A score of 7 indicates developing knowledge, showing you understand many core organ functions while some connections may still be inconsistent.

Start Online Test

just completed the test

DATA-BASED USER COHORTS

Who Usually Takes This Test?

Curious health learners

41%OF USERS

People who want a quick, practical check of what different organs do in everyday situations.

Students and exam preppers

34%OF USERS

Learners revising basic anatomy and physiology who use short quizzes to spot gaps before a test.

Fitness and wellness focused

25%OF USERS

People interested in training, nutrition, and recovery who want to understand how body systems work together.

BASED ON AGGREGATED, ANONYMIZED DATA FROM TENS OF THOUSANDS OF FREUDLY USERS.

Benchmarking

See How You Compare

Once you complete the test, your results are compared with real-world data from people in your country.
Below is a preview of how scores are typically distributed across each scale.

Human Organ Knowledge (HOK)

Average

8.3

Normal range

5.5 — 11.1

min.

max.

Majority

This curve shows how scores are typically distributed.
Once you complete the test, your result will appear on the scale so you can see how you compare.

Start Online Test

Featured On

CLEAR ANSWERS TO COMMON QUESTIONS

Frequently Asked Questions

What does this quiz measure?

It measures recognition of major human organs and their primary functions. Items cover digestion, circulation, breathing, waste removal, hormones, immunity, and related systems.

What is the format of the questions?

The quiz uses 16 text-based questions that mix basic anatomy with short real-life scenarios. Each item requires matching an organ to what it does.

How long does it take to complete?

Estimated completion time is about 10 minutes. Time may vary based on reading speed and familiarity with anatomy.

How is the score calculated and reported?

The final score reflects the number of correct answers out of 16. It provides a brief summary of current organ knowledge.

Is registration required, and is the quiz free?

No sign-up is required. The quiz is free to take.

WHAT THE TEST MEASURES

About This Assessment

Organ Quiz - Symptoms and Signs

How well do you know the organs that keep the human body working? This free, text-based organ quiz covers digestion, circulation, breathing, waste removal, hormones, immunity, and more. Its 16 questions combine essential anatomy with short real-life scenarios, so you will need to connect each organ with what it does. Your final score provides a quick summary of your current knowledge. No sign-up is needed.

Test Question Form

This self-report measure is used to assess narcissism as a personality trai…