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Step 2 CK form guide Medium

Step 2 CK NBME 12: what's on it and how hard it is

NBME 12 has 184 questions in our copy. The average question is 130 words long and 86% take two or more steps to answer. It leans most on brain and nerves, GI and liver and heart and vessels.

Difficulty (0–100)
74
Average question
130 words
Take 2+ steps
86%
Have an image
18%

When to take it

Middle of your study period, once you have a first score. Expect close calls between two "next step" answers.

Students say it feels harder than the questions really are.

Our original practice exams

Systems it tests most

Share of the questions in each system.

  • Brain and nerves13%
  • GI and liver11%
  • Heart and vessels10%
  • Lungs10%

The full breakdown

Every system and subject, what the questions ask, and what changed from older forms.

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