Organised by developmental systems and regional anatomy. Each module includes core topics, high‑yield subtopics, and clinical correlations for Step 1 mastery.
Gametogenesis, fertilization, implantation, gastrulation, and early development. Foundational for understanding congenital anomalies.
Explore module →Heart tube formation, looping, septation, aortic arch development, fetal circulation, and adult cardiac anatomy.
Explore module →Lung bud development, stages of maturation, diaphragm formation, thoracic cavity and airway anatomy.
Explore module →Foregut/midgut/hindgut, gut rotation, liver/pancreas development, abdominal wall, and GI tract anatomy.
Explore module →Kidney, ureter, bladder development; sexual differentiation; pelvic anatomy and congenital anomalies.
Explore module →Neural tube, brain vesicle formation, spinal cord development, neural crest derivatives, and neuroanatomy.
Explore module →Limb development, bone formation, muscle patterning, axial skeleton, and regional limb anatomy.
Explore module →Pharyngeal arches, pouches, clefts; face/palate development; thyroid; neck spaces and triangles.
Explore module →