Systems*
Immune System (1%–5%)
Blood & Lymphoreticular System (1%–5%)
Behavioral Health (1%–5%)
Nervous System & Special Senses (5%–10%)
Skin & Subcutaneous Tissue (1%–5%)
Musculoskeletal System (5%–10%)
Cardiovascular System (10%–15%)
Respiratory System (10%–15%)
Gastrointestinal System (10%–15%)
Renal & Urinary System (1%–5%)
Pregnancy, Childbirth & the Puerperium (1%–5%)
Female Reproductive System & Breast (1%–5%)
Male Reproductive System (1%–5%)
Endocrine System (5%–10%)
Multisystem Processes & Disorders (10%–15%)
Social Sciences, Including Medical Ethics and Jurisprudence (1%–5%)
*A subset of items across the organ systems includes content that focuses on resuscitation/trauma (10%–15%) and environmental/toxicologic disorders (10%–15%).
Physician Task
Applying Foundational Science Concepts (5%–10%)
Diagnosis: Knowledge Pertaining to History, Exam, Diagnostic Studies, & Patient Outcomes (25%–30%)
Health Maintenance, Pharmacotherapy, Intervention & Management (60%–65%)
Patient Age
Birth to 17 (8%–12%)
18 to 65 (60%–70%)
66 and older (20%–25%)