Learning objectives that highlight the Chapter's coverage in relation to the brand-new competency-based curriculum are included in the South Asian Edition. boxes that link clinically pertinent information to case-based scenarios that students would run into in the real world. From the perspective of inspection and practicality in clinical practise, more recent clinical correlation has been added as well as updated. Numerous figures have had their labels changed to better show how the supporting figures relate to the text. Along with the current 400+ full-color visuals, new schematics and clinical photos have been added to help learners understand important mechanisms of embryonic development.