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| An Overview of Developmental Events, Processes, and Abnormalities | |
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| The First and Second Weeks | |
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| The Embryonic Period | |
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| The Early Embryonic Period | |
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| The Late Embryonic Period | |
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| The Fetal Period | |
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| Histological Concepts | |
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| Samples of Epithelia and Connective Tissue | |
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| Skin and Embryonic Connective Tissue | |
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| Induction | |
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| Apoptosis | |
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| Segmentation and Early Pattern Formation | |
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| Genetic Determination of Embryonic Axes and Segments | |
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| Segmentation and Segment Fates | |
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| Cell Adhesion and Cell Migration | |
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| Cell Differentiation and Cell Fates | |
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| Growth Factors | |
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| Classification of Abnormal Processes | |
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| Classification of Multiple Anomalies | |
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| Normal Versus Major Versus Minor Malformations | |
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| Marfan Syndrome | |
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| Apert and De Lange Syndromes | |
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| Examples of Deformations | |
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| Example of a Deformation Sequence | |
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| Drug-Induced Embryopathies | |
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| Terminology | |
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| Early Embryonic Development and the Placenta | |
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| Adult Uterus, Ovaries, and Uterine Tubes | |
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| Ovary, Ova, and Follicle Development | |
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| The Menstrual Cycle and Pregnancy | |
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| The First Week: . | |
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| Ovulation, Fertilization and Migration Down the Uterine Tube | |
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| Ectopic Pregnancy | |
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| Tubal Pregnancy | |
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| Interstitial, Abdominal, and Ovarian Pregnancy | |
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| The Second Week: . | |
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| Implantation and Extraembryonic Membrane Formation | |
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| The Third Week: Gastrulation | |
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| Events Related to Gastrulation:. | |
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| Neurulation and Early Placenta and Coelom Development | |
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| The Fourth Week: Folding of the Gastrula | |
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| The Vertebrate Body Plan | |
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| Formation of the Placenta | |
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| The Endometrium and Fetal Membranes | |
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| Placental Structure | |
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| External Placental Structure; Placental Membrane | |
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| Placental Variations | |
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| Placenta Previa | |
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| Summary of Ectodermal Derivatives | |
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| Summary of Endodermal Derivatives | |
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| Summary of Mesodermal Derivatives | |
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| Terminology | |
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| The Nervous System | |
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| Formation of the Neural Plate | |
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| Neurulation | |
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| Neural Tube and Neural Crest | |
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| Neural Tube Defects | |
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| Defects of the Spinal Cord and Vertebral Column | |
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| Defects of the Brain and Skull | |
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| Neuron Development | |
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| Development of the Cellular Sheath of Axons | |
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| Development of the Spinal Cord Layers | |
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| Development of the Spinal Cord | |
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| Peripheral Nervous System | |
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| Development of the Peripheral Nervous System | |
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| Somatic Versus Splanchnic Nerves | |
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| Growth of the Spinal Cord and Vertebral Column | |
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| Embryonic Dermatomes | |
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| Adult Dermatomes | |
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| Development of the Brain | |
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| Early Brain Development | |
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| Further Development of Forebrain, Midbrain, and Hindbrain | |
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| Development of Major Brain Structures | |
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| Growth of the Cerebral Hemispheres | |
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| Derivatives of the Forebrain, Midbrain, and Hindbrain | |
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| Development of the Forebrain | |
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| Forebrain Wall and Ventricles | |
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| Relationship Between Telencephalon and Diencephalon | |
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| Cross Sections of the Midbrain and Hindbrain | |
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| Production of Cerebrospinal Fluid | |
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| Development of Motor Nuclei in the Brainstem | |
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| Segmentation of the Hindbrain | |
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| Development of the Pituitary Gland | |
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| Development of the Ventricles | |
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| Congenital Ventricular Defects | |
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| Terminology | |
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| The Cardiovascular System | |
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| Early Vascular Systems | |
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| Vein Development | |
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| Early Development of the Cardinal Systems | |
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| Transformation to the Postnatal Pattern | |
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| Vein Anomalies | |
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| Aortic Arch Arteries | |
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| Artery Anomalies | |
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| Aortic Arch Anomalies | |
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| Anomalous Origins of the Pulmonary Arteries | |
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| Intersegmental Arteries and Coarctation of the Aorta | |
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| Summary of Embryonic Blood Vessel Derivatives | |
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| Formation of Blood Vessels | |
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| Formation of the Heart Tube | |
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| Formation of the Left and Right Heart Tubes | |
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| Formation of a Single Heart Tube | |
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| Chambers of the Heart Tube | |
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| Bending of the Heart Tube | |
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| Partitioning of the Heart Tube | |
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| Atrial Separation | |
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| Spiral (Aorticopulmonary) Septum | |
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| Completion of the Spiral (Aorticopulmonary) Septum | |
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| Ventricular Separation and Bulbus Cordis | |
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| Adult Derivatives of the Heart Tube Chambers | |
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| Fetal Circulation | |
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| Transition to Postnatal Circulation | |
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| Congenital Heart Defect Concepts | |
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| Ventricular Septal Defects | |
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| Atrial Septal Defects | |
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| Spiral Septum Defects | |
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| Patent Ductus Arteriosus | |
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| Terminology | |
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| The Respiratory System | |
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| Early Primordia | |
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| Formation of the Pleural Cavities | |
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| The Relationship Between Lungs and Pleural Cavities | |
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| Visceral and Parietal Pleura | |
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| Development of the Diaphragm | |
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| Congenital Diaphragmatic Hernia | |
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| Airway Branching | |
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| The Airway at 4 to 7 Weeks | |
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| The Airway at 7 to 10 Weeks | |
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| Development of Bronchioles and Alveoli | |
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| Bronchial Epithelium Maturation | |
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| Congenital Anomalies of the Lower Airway | |
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| Airway Branching Anomalies | |
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| Bronchopulmonary Sequestration | |
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| Palate Formation in the Upper Airway | |
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| The Newborn Upper Airway | |
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| Terminology | |
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| The Gastrointestinal System and Abdominal Wall | |
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| Early Primordia | |
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| Formation of the Gut Tube and Mesenteries | |
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| Foregut, Midgut, and Hindgut | |
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| Abdominal Veins | |
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| Foregut and Midgut Rotations | |
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| Meckel's Diverticulum | |
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| Lesser Peritoneal Sac | |
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| Introduction to the Retroperitoneal Concept | |
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| Midgut Loop | |
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| Abdominal Ligaments | |
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| Abdominal Foregut Organ Development | |
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| Development of Pancreatic Acini and Islets | |
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| Congenital Pancreatic Anomalies | |
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| Development of the Hindgut | |
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| Congenital Anomalies | |
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| Duplication, Atresia, and Situs Inversus | |
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| Megacolon (Hirschsprung's Disease) | |
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| Summary of Gut Organization | |
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| Development of the Abdominal Wall | |
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| Umbilical Hernia | |
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| The Inguinal Region | |
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| Anterior Testis Descent | |
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| The Adult Inguinal Region | |
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| Anomalies of the Processus Vaginalis | |
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| Terminology | |
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| The Urogenital System | |
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| Early Primordia | |
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| Division of the Cloaca | |
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| Congenital Cloacal Anomalies | |
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| Pronephros, Mesonephros, and Metanephros | |
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| Development of the Metanephros | |
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| Ascent and Rotation of the Metanephric Kidneys | |
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| Kidney Rotation and Migration Anomalies | |
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| Kidney Rotation Anomalies and Renal Fusion | |
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| Kidney Migration Anomalies and Blood Vessel Formation | |
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| Hypoplasia | |
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| Ureteric Bud Duplication | |
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| Ectopic Ureters | |
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| Bladder Anomalies | |
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| Allantois/Urachus Anomalies | |
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| Primordia of the Genital System | |
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| 8-Week Undifferentiated (Indifferent) Stage | |
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| Anterior View of the Derivatives | |
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| Paramesonephric Duct Anomalies | |
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| Homologues of the External Genital Organs | |
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| Hypospadias and Epispadias | |
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| Gonadal Differentiation | |
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| Testis, Epididymis, and Ductus Deferens | |
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| Descent of Testis | |
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| Ova and Follicles | |
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| Summary of Urogenital Primordia and Derivatives | |
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| Summary of Genital Primordia and Derivatives | |
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| Terminology | |
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| The Musculoskeletal System | |
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| Myotomes, Dermatomes, and Sclerotomes | |
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| Muscle and Vertebral Column Segmentation | |
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| Mesenchymal Primordia at 5 and 6 Weeks | |
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| Ossification of the Vertebral Column | |
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| Development of the Atlas, Axis, Ribs, and Sternum | |
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| Bone Cells and Bone Deposition | |
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| Histology of Bone | |
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| Membrane Bone and Skull Development | |
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| Bone Development in Mesenchyme | |
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| Osteon Formation | |
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| Compact Bone Development and Remodeling | |
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| Endochondral Ossification in a Long Bone | |
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| Epiphyseal Growth Plate | |
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| Epiphyseal Growth Plate | |
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| Peripheral Cartilage Function in the Epiphysis | |
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| Structure and Function of the Growth Plate | |
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| Pathophysiology of the Growth Plate | |
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| Ossification in the Newborn Skeleton | |
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| Joint Development | |
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| Muscular System: Primordia | |
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| Segmentation and Division of Myotomes | |
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| Epimere, Hypomere, and Muscle Groups | |
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| Development and Organization of Limb Buds | |
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| Rotation of the Limbs | |
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| Limb Rotation and Dermatomes | |
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| Embryonic Plan of the Brachial Plexus | |
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| Divisions of the Lumbosacral Plexus | |
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| Developing Skeletal Muscles | |
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| Terminology | |
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| Head and Neck | |
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| Ectoderm, Endoderm, and Mesoderm | |
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| Pharyngeal (Branchial) Arches | |
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| Ventral and Midsagittal Views | |
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| Fate of the Pharyngeal Pouches | |
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| Midsagittal View of the Pharynx | |
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| Fate of the Pharyngeal Grooves | |
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| Pharyngeal Groove and Pouch Anomalies | |
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| Pharyngeal Arch Nerves | |
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| Sensory Innervation Territories | |
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| Development of Pharyngeal Arch Muscles | |
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| Early Development of Pharyngeal Arch Muscles | |
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| Later Development of Pharyngeal Arch Muscles | |
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| Pharyngeal Arch Cartilages | |
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| Ossification of the Skull | |
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| Premature Suture Closure | |
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| Cervical Ossification | |
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| Torticollis | |
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| Cervical Plexus | |
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| Orbit | |
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| Ear Development | |
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| Adult Ear Organization | |
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| Summary of Ear Development | |
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| Cranial Nerve Primordia | |
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| Cranial Nerve Neuron Components | |
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| Parasympathetic Innervation and Unique Nerves | |
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| Development of the Face | |
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| Development of the Face: 3 to 4 Weeks | |
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| Development of the Face: 4 to 6 Weeks | |
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| Development of the Face: 6 to 10 Weeks | |
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| Palate Formation | |
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| Palate Formation | |
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| Interior View of Palate Formation; Roof of Oral Cavity | |
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| Congenital Anomalies of the Oral Cavity | |
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| Floor of the Oral Cavity | |
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| Developmental Coronal Sections | |
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| Tooth Structure and Development | |
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| Dental Eruption | |
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| Terminology | |