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embryologic deriv
Review of embryologic deravitives
| part | germ layer |
|---|---|
| Adenohypophysis | surface ectoderm |
| Epithelial linings of oral cavity, ear, eye, nose, epidermis | surface ectoderm |
| Salivary sweat and mammary galnds | surface ectoderm |
| CN I, CN VIII | surface ectoderm |
| Posterior pituitary ____, anterior pituitary ____ | Neuroectoderm, surface ectoderm |
| Oligodendrocytes | neuroectoderm |
| Astrocytes | neuroectoderm |
| Retina and most parts of eye | neuroectoderm |
| Pineal gland | neuroectoderm |
| ANS | Neural crest |
| Dorsal root ganglia | Neural crest |
| Cranial nerves | Neural crest |
| Celiac ganglion | neural crest |
| Melanocytes | Neural crest |
| Chromaffin cells | Neural crest |
| Adrenal medulla | Neural crest |
| Enterochromaffin cells | Neural crest |
| Parafollicular (C) cells of theyroid | Neural crest |
| Schwann cells | Neural crest |
| Pia and arachnoid | Neural crest |
| Bones of skull | Neural crest cells |
| Odontoblasts | Neural crest cells |
| Gut tube epitheliu | Endoderm |
| Lungs | Endoderm |
| Liver | Endoderm |
| Pancreas | Endoderm |
| Parathyroid | Endoderm |
| Thyroid except for ____ | Endoderm, Parafollicular (c) cells of thyroid (nc cells) |
| Laryngeal cartilage | Neural crest cells |
| aorticopulmonary septum | Neural crest cells |
| Pharyngeal arch skeletal components | Neural crest cells |
| Thymus | Endoderm |
| Serous linings of cavities | Mesoderm |
| Spleen | Mesoderm (foregut mesentary) |
| cardiovascular structures | Mesoderm |
| Urogenital structures | Mesoderm |
| Kidneys | Mesoderm |
| Adrenal cortex | Mesoderm |
| VACTERL stands for ___ and is derived from ___ | Vertebral defects, anal atresia, cardiac defects, tracheo-esophageal fistula, renal defects, limb defects (bone and muscle). Derived from mesoderm |
| Adrenal Cortex___, Chromaffin cells ____ | Adrenal cortex = mesoderm, chromaffin cells = NC cells |
| Ependymal cells | Neural ectoderm |
| Microglia | Blood monocytes |
| Pseudounipolar cells | Neural crest cells |