Circle of Willis Quiz
Understand Circle of Willis anatomy and variants in 10 minutes. Free 16 questions with clinical scenarios and instant results, for learning only not medical advice.
08:30
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How the Scales are Structured
DATA-BASED USER COHORTS
Who Usually Takes This Test?
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.
Below is a preview of how scores are typically distributed across each scale.
Circle of Willis Knowledge (CoWK)
Circle of Willis Knowledge (CoWK)
Average
9.3
Normal range
6.4 — 12.1
min.
0
max.
16
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.
Once you complete the test, your result will appear on the scale so you can see how you compare.
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SAMPLE QUESTIONS
Example Questions From the Test
- Middle cerebral artery
- Anterior communicating artery
- Posterior communicating artery
- Proximal posterior cerebral artery
- Posterior communicating arteries
- Anterior cerebral arteries
- Middle cerebral arteries
- Posterior cerebral arteries
- Within the superior sagittal sinus
- Inside the lateral ventricles
- In the subarachnoid space at the base of the brain
- Between the skull and the scalp
WHAT THE TEST MEASURES
About This Assessment
Circle of Willis Quiz - Symptoms and Signs
Test how well you understand the Circle of Willis, from its arterial connections and segment names to collateral circulation, common anatomical variants, aneurysm sites, and vascular imaging. This free 16-question educational quiz combines factual prompts with brief clinical and anatomical scenarios. No sign-up is needed. Results reflect quiz performance only and are not a medical assessment or a substitute for professional evaluation.
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