2026 NBOME & NBME Exam Specifications
Full-Length Mock Self-Assessments
Uncorrupted practice examinations isolated from the general question bank. Features authentic 40-question blocks, strict pooled break banks, interactive laboratory studies, detailed distractor rationales, and calibrated 3-digit score & percentile predictions.
Total Forms
6 Official Forms
Level 1–3 & Step 1–3
Questions / Block
40 Questions
60 min (1.5 min/item)
Pooled Break Bank
60 Minutes
Discretionary pacing
Prediction Scale
3-Digit & Percentile
IRT equated curve
COMLEX
Level 1
4 Blocks • 160 Questions
COMLEX-USA Level 1 Form 1 (TPSA-Level 1)
Foundational osteopathic clinical mechanisms, basic sciences integration, viscerosomatic reflexes, and Chapman points.
Exam Blueprint System Balance
160 Questions totalScore & Percentile Predictor
Pass: 400Simulate a raw score to view the equated 3-digit score, national percentile, and first-attempt pass probability.
Simulated Raw Score:
72.5% (116/160)
Predicted Score
508
± 22 SEM
Percentile
54th
National cohort
Pass Chance
> 99%
Safe to sit
Question Browser — TPSA-Level 1
Browse every question block-by-block with full option analysis, lab tables, and diagnostic findings.