Answer / Narottam Vashist

Peritoneum is a thin, serous membrane that lines the abdominal cavity and covers most of the organs in the abdomen. It produces peritoneal fluid, which reduces friction during organ movement.

Explain vegetal pole?

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From which germ layer do the liver and the pancreas originate? What are other organs and tissues made from that germ layer?

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Explain the embryonic development stages after formation of blastula?

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Where do liver and pancreas originate from?

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Explain histogenesis?

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What are the main substances transferred from the mother to the fetus through the placenta and from the fetus to the mother?

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What is the function of the vitellus in the vertebrate egg? How are these eggs classified according to the amount of vitellus within them?

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Differentiate between amnion and chorion?

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What is the function of the umbilical cord?

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From which germ layer do the liver and the pancreas originate?

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How notochord structure id formed?

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How are animals classified according to the germ layers present in their embryonic development?

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