Introduction 1

1 Gametogenesis, Fertilization, and First Week 15

2 Second Week: Becoming Bilaminar and Fully Implanting 51

3 Third Week: Becoming Trilaminar and Establishing Body Axes 69

4 Fourth Week: Forming the Embryo 101

5 Principles and Mechanisms of Morphogenesis and Dysmorphogenesis 133

6 Fetal Development and the Fetus as Patient 167

7 Development of the Skin and Its Derivatives 193

8 Development of the Musculoskeletal System 217

9 Development of the Central Nervous System 247

10 Development of the Peripheral Nervous System 297

11 Development of the Respiratory System and Body Cavities 319

12 Development of the Heart 337

13 Development of the Vasculature 385

14 Development of the Gastrointestinal Tract 435

15 Development of the Urogenital System 479

16 Development of the Pharyngeal Apparatus and Face 543

17 Development of the Ears and Eyes 583

18 Development of the Limbs 617

Figure Credits 645

Index 653