Medical School MD + DO Mastery

A 4-year, board-aligned study system for medical school and licensing exams.

Walk the full Year 1–4 curriculum — foundational sciences, organ-system blocks, clinical clerkships and advanced practice — each with mastery checklists and linked learning resources, plus a dedicated review system for school exams, Shelf/COMAT, USMLE Step 1–3 and COMLEX-USA Levels 1–3.

OFFICIAL + CURATED REVIEW SOURCES

ALL YEARS | PAGE 74A - SOURCE OF TRUTH -> ASSESSMENT -> CURATED LEARNING -> VERIFIED USE

A. OFFICIAL SOURCE-OF-TRUTH MAP

Official sourcePrimary useWhat it should decide
USMLE Step 1 content/specifications USMLE Step 2 CK content/specificationsCurrent Step 1 content organization and task/discipline weighting. Current Step 2 CK systems, clinical sciences and task/competency emphasis.What the exam is designed to cover; verify current format separately on USMLE. What clinical domains and tasks define the exam.
USMLE Step 3 content/specifications NBME self-assessmentsIndependent-practice scope, FIP/ACM and general Step 3 content. Official self-assessment families for Step 1, Step 2 CK and Step 3.What Step 3 expects from an unsupervised general physician. Calibration, trend and weakness signals - not a replacement curriculum.
NBME Clinical Science Mastery Series NBOME COMLEX-USA BlueprintClerkship/subject-exam practice, content-area feedback and NBME-style transfer. Current competency + clinical-presentation blueprint and version timing.Shelf-style calibration within a clinical discipline. What Level 1/2-CE/3 are designed to sample.
COMLEX Level 1 / Level 2-CE / Level 3Exam-specific official pages; use the links below for Level 2-CE and Level 3 as needed.Eligibility, current notices and exam-specific guidance.
COMSAE COMAT Clinical Subject Exams Level 2-CE official page | Level 3 official pageCOMLEX-aligned self-assessment and domain feedback. Clinical subject blueprints and assessment structure for osteopathic clerkships.Calibration within the limits NBOME states; never use one result alone. Rotation-specific content/task emphasis and OPP/OMM integration.

TOP 10 SOURCE-SELECTION CONCEPT - 1: OFFICIAL SOURCE ANSWERS EXAM-DEFINITION QUESTIONS

DEEP EXPLANATIONWHY STUDENTS MISS ITEASIEST CLUE
Use USMLE, NBME and NBOME pages when the question is about blueprint, format, eligibility, scoring, official assessment or version timing. Prep vendors can explain or practice those demands, but they do not define them.A polished prep page can look authoritative and may summarize older specifications correctly enough to feel current.Ask: “Who owns this exam or assessment?” If the answer is not the official organization, verify before treating the claim as exam policy.
TOP 10 SOURCE-SELECTION CONCEPT - 2: SELF-ASSESSMENT IS CALIBRATION, NOT CURRICULUM
DEEP EXPLANATION An official self-assessment is most useful for estimating current readiness,WHY STUDENTS MISS IT Detailed explanations make an assessment feel like another Qbank, so learnersEASIEST CLUE If the purpose is “How ready am I?”, use official calibration. If the purpose is “Teach
identifying persistent content patterns and checking transfer under standardized conditions. Preserve novel forms for calibration rather than consuming them as a daily learning bank.may exhaust high-value calibration forms too early.me this topic,” use the learning stack first.
TOP 10 SOURCE-SELECTION CONCEPT - 3: VERSION AND DATE MATTER
DEEP EXPLANATION Exam blueprints, interfaces, block structures and reporting systems can change.WHY STUDENTS MISS IT Students remember numbers from an older cohort, screenshot or study plan andEASIEST CLUE Before a high-stakes scheduling decision, reopen the official page and look for the
The source map is therefore a navigation layer, not a frozen promise that every detail will remain constant. 2026/27 review-expanded edition - verify official/provider updates and school requirements before userarely re-check the effective date.current effective-date language.