In gratitude of the loyal support of our members, the CNS is offering complimentary 2021 Annual Meeting registration to all members! Learn more.
2021 CNS Annual Meeting
Explore Online Education
Apply for Membership
Download the Guidelines App
Visit the D.C. Press Room
Join us as we count down to 2021 with a SANS question every day this month. Test your knowledge and learn something new each day as you participate. Questions will be posted to Twitter daily.
Which segment of the vertebral artery is located in the suboccipital triangle?
The correct answer is V3.
The vertebral artery is divided into 4 segments: V1, V2, V3, and V4. V3 is the segment from transverse foramen of C2 to where it enters the dura.
The SANS Lifelong Learning Exams was designed to enhance medical knowledge and self-assessment in neurosurgery, reinforce practice patterns, and recognize knowledge gaps. SANS exams offer 250 questions across specialties worth up to 24 CME.
View SANS Exams
The SANS Boards app provides a convenient high-yield study resource to best prepare you for the ABNS Primary Examination.
iTunes Google Play
Tweets by CNS_Update
Find answers to frequently asked questions.