Term
| Developmental Psych: Zygote |
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Definition
| Fertilization to 4 days old |
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Term
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Definition
| hollow ball of cells froms 4-5 days |
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Term
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Definition
| 3 layered ball of cells, 7-10 days after fertilization |
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Term
3 Layers of grastula:
Ectoderm: |
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Definition
| outer layer, forms skin and nervous system |
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Term
3 layers of grastula:
Mesoderm: |
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Definition
| middle layer, forms muscle, blood, and bone |
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Term
3 layers of grastula:
Endoderm: |
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Definition
inner layer forms internal organs, lungs, liver, intestine, etc. |
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Term
| Ectoderm also makes from folding: |
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Definition
| [image] neural plate forms neural tube forms brain, spinal cord, neural crest forms periphal nerves in body |
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