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Hello students, here we have to identify the ectoderm, endoderm, mesoderm that is the origin of the respective structures.
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First is adrenal medulla.
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Adrenal medulla is ectoderm neural grid cells so it can say that is ectoderm.
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Next is anterior pituitary gland that is ectoderm also.
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Next is bones of the face that is ectoderm.
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Bones except of the face that is mesoderm.
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Brain is ectoderm.
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Cardiovascular organs is mesoderm.
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Dermis is mesoderm.
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Epidermis is ectoderm.
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Next is gonads this is mesoderm.
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Kidney, duct and bladder that is mesoderm.
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Lens and cornea that is ectoderm.
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Lining of gi tract endoderm...