Embryologic Derivs Word Scramble
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| Question | Answer |
| adenohypophysis (rathke's pouch) | surface ectoderm |
| lens of eye | surface ectoderm |
| epithelial lining of oral cavity | surface ectoderm |
| sensory organ of ear, retina, and olfactory epithelium | surface ectoderm |
| epidermis | surface ectoderm |
| salivary, sweat, and mammary glands | surface ectoderm |
| neurohypophysis | neuroectoderm (makes brain in general) |
| CNS neurons | neuroectoderm (makes brain in general) |
| oligodendrocytes | neuroectoderm (makes brain in general) |
| astrocytes | neuroectoderm (makes brain in general) |
| ependymal cells | neuroectoderm (makes brain in general) |
| pineal gland | neuroectoderm (makes brain in general) |
| retina | neuroectoderm (makes brain in general) |
| spinal cord | neuroectoderm (makes brain in general) |
| ANS | neural crest |
| neural crest | ANS, dorsal root ganglia, cranial nerves, celiac ganglion, melanocytes, chromaffin cells, enterochromaffin cells, parafollicular (C) cells of thyroid, schwann cells, pia and arachnoid, bones of skull, odontoblasts, laryngeal cartilage, aorticopulm septum |
| dorsal root ganglia | neural crest |
| cranial nerves | neural crest |
| bones of skull | neural crest |
| melanocytes | neural crest |
| celiac ganglia | neural crest |
| chromaffin cells of adrenal medulla | neural crest |
| enterochromaffin cells | neural crest |
| odontoblasts | neural crest (think "CREST toothpaste for teeth") |
| parafollicular C cells of thyroid | neural crest |
| schwann cells | neural crest |
| pia | neural crest |
| arachnoid | neural crest |
| laryngeal cartilage | neural crest |
| aorticopulmonary system | neural crest |
| In general: neural crest is ___ nervous system and non-____ structures nearby | peripheral (PNS), non-neural structures nearby |
| Neuroectoderm: in general, ___ nervous system and ___ | central (CNS)and brain |
| Endoderm | gut tube epithelium and derivatives (liver, lungs, pancreas, thymus, parathyroid, thyroid follicular cells) |
| gut tube epithelium | endoderm |
| liver | endoderm |
| pancreas | endoderm |
| lungs | endoderm |
| thymus | endoderm |
| follicular cells of thyroid | endoderm |
| parathyroid gland | endoderm |
| mesoderm | muscle, bone, CT, serous linings (e.g. peritoneum), spleen (foregut mesentery), cardiovascular structures, lymphatics, blood, urogenital structures, kidney, adrenal cortex |
| muscle | mesoderm |
| bones | mesoderm |
| connective tissue | mesoderm |
| spleen | mesoderm (foregut mesentery) |
| cardiovascular structures | mesoderm |
| kidneys | mesoderm |
| urogenital structures | mesoderm |
| blood | mesoderm |
| lymphatics | mesoderm |
| adrenal cortex | mesoderm |
| notochord - what it do? | induces ectoderm to form neuroectoderm (neural plate). postnatal derivative is nucleus pulposus of intervertebral disk |
| nucleus pulposus | notochord |
| mesodermal defects | VACTERL: vertebral defects, anal atresia, cardiac defects, tracheo-esophageal fistula, renal defects, limb defects (bone and muscle) |
| serous linings of body cavities | mesoderm |
| craniopharyngioma - defect in what? what kind of tumor? describe it. | benign rathke's pouch tumor with cholesterol crystals and calcifications |
| rathke's pouch tumor with cholesterol crystals and calcifications | craniopharyngioma - benign |
Created by:
pecanpie792
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