| 'Adult Derivative' | 'Embryological Structure' |
| Mouth | |
| Anus | |
| Nucleus pulposis | |
| Primitive CNS | |
| Primitive ventricular system of CNS | |
| Schwann cells, Glial cells, Ganglia | |
| Lesser omentum, falciform ligament | |
| fibrous pericardium | |
| Central tendon of Thoracic diaphragm | |
| Crura of diaphragm | |
| Endocardium | |
| Auricles of right and left atria | |
| Smooth part of right atrium (sinus venarum) | |
| Conus arteriosus for RV and aortic vestibule for LV | |
| Smooth part of left atrium | |
| Coronary Sinus | |
| Trabeculated right ventricle | |
| Trabeculated left ventricle | |
| Ascending aorta, pulmonary trunk | |
| Fossa ovalis | |
| Larynx, Trachea, Bronchi, Lungs | |
| Maxillary arteries | |
| Proximal part of L. Pulmonary a. and ductus arteriosus | |
| Stapedial arteries | |
| Proximal portion of R. pulmonary a. distal aspect disappears | |
| Mid-portion of aortic arch b/w left common carotid and left subclavian | |
| | 'Adult Derivative' | 'Embryological Structure' |
| Proximal - common carotid a. Distal - proximal portions of internal carotid a | |
| Disappears | |
| Distal portion of aortic arch and descending aorta | |
| Proximal section of right subclavian a. | |
| Part of ascending aorta and aortic arch, proximal portion of brachiocephalic a. | |
| Entire left subclavian artery | |
| Distal portion of right subclavian artery | |
| Celiac a., superior mesenteric a., and inferior mesenteric a. | |
| Ligamentum teres hepatis | |
| Ligamentum venosum | |
| Portal hepatic vein and superior mesenteric vein | |
| Right brachiocephalic vein | |
| Left brachiocephalic vein | |
| Superior vena cava | |
| Hemizygous and accessory hemizygous | |
| Azygous vein | |
| Inferior vena cava | |
| Intercostal veins | |
| Inferior vena cava and Common iliac | |
| Inferior vena cava | |
| Pharynx, lower respiratory system, esophagus, stomach, duodenum, liver, biliary system, pancreas | |
| Greater omentum | |
| lesser omentum and falciform ligament | |
| head of pancreas and most of pancreatic duct | |
| rest of pancreas | |
| liver | |
| | 'Adult Derivative' | 'Embryological Structure' |
| gallbladder and cystic duct | |
| small intestine, cecum, vermiform appendix, ascending colon, right half of transverse colon | |
| distal half of duodenum, entire jujenum, most of ilem | |
| distal part of ilium, ascending colon, transverse colon, appendix, cecum | |
| cecum and vermiform appendix | |
| descending colon, sigmoid colon, cloacal membrane, rectum | |
| descending colon and sigmoid colon | |
| perineal body | |
| nervous system, epidermis, epithelium at cranial and caudal ends of gut | |
| primitive mouth | |
| anal pit, lower anal canal | |
| linings of digestive, respiratory, urogenital, pharyngeal pouches of head and neck | |
| epithelium and glands of gut | |
| primitve UG system | |
| Serosa of body cavities, long bones, CT of body wall, parietal pericardium, pleuropericardial/pleuroperitoneal folds | |
| Serosa of organs, CT and SM of GI system, visceral pericardium, dorsal mesentery, ventral mesentery, spleen | |
| Most of skeleton, skeletal muscles, dermis | |
| vertebral column, part of occipital bone, anulus fibrosis | |
| Ribs | |
| future skeletal muscles | |
| Anterior compartment of upper limb, posterior compartment of lower limb | |
| Posterior compartment of lower limb, anterior compartment of upper limb | |
| Dermis of skin in axial regions | |
| Pectoral and pelvic girdles | |
|