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37 Cards in this Set
- Front
- Back
Adenohypophysis
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Surface Ectoderm
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Adenohypophysis
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anterior lobe of pituitary - derives from Rathke's pouch - from primitive mouth invaginating upward
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Lens of the eye
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Surface ectoderm
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epithelial linings
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surface ectoderm
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Epidermis
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surface Ectoderm
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Neurohypophysis
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Neuroectoderm
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Neurohypophysis
(what is it and what structure did it come from?) |
posterior lobe of pituitary - from an invagination of the hypothalamus
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CNS neurons, oligodendrocytes, astrocytes
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Neuroectoderm
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Pineal Gland
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Neuroectoderm
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Autonomic Nervous System
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Neural Crest
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Dorsal Root ganglia
Celiac ganglion |
neural crest
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Melanocytes
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Neural crest
(lack of migration of neural crest cells -> albinism) |
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Chromaffin cells of adrenal medulla
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Neural crest
(makes epi) |
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Enterochromaffin cells
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Neural crest
(basal granular cells in gut - make 5-HT, substance P, enkephalin)` |
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Pia
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neural crest
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Schwann cells
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neural crest
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odontoblasts
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neural crest
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parafollicular (C) cells of thyroid
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neural crest
(source of thyrocalcitonin; from 4th pharyngeal pouch) |
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Laryngeal cartilage
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Neural Crest
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Generally, what do neural crest cells become?
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non-CNS neural cells (ganglia, schwann) and cells rel to nervous system that make NTs (chromaffin, etc)
also leptomeninges, odontocytes, and laryngeal cartilage (bone/cartilage from branchial arches) |
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Dura connective tissue
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Mesoderm
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muscle
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mesoderm
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bone
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mesoderm
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CV structures, blood
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mesoderm
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lymphatics
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mesoderm
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urogenital structures
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mesoderm
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serous linings (peritoneum)
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mesoderm
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spleen
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mesoderm
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adrenal cortex
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mesoderm
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gut tube epithelium - lungs, liver, pancreas
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Endoderm
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Thymus
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endoderm (also starts as gut tube)
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Thyroid, parathyroid
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Endoderm
(these also derive from gut tube) |
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Nucleus propulsus (of intervertebral disk)
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Notochord
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What induces ectoderm to form neuroectoderm (neural plate)?
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Notochord
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Nephrons
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Metanephric mesoderm
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Exocrine pancreas
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acinar cells and ducts form from endoderm surrounded by mesoderm
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Endocrine pancreas
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meosdermal cells aggregate to form pancreatic islet cells
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