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Question

Are humans pseudocoelomates?


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Solution

Coelomates

  1. Animals that have a true body cavity are called coelomates.
  2. The coelom separates the wall of the guts from the inner region of the body walls and is surrounded by mesodermal tissues that can be divided into compartments.
  3. Examples of coelomates are annelids, molluscs, chordates, etc.

Pseudocoelomates

  1. Animals having a fluid-filled body cavity between the mesoderm and endoderm are called pseudocoelomates.
  2. Nematodes and rotifers are pseudocoelomates.

Humans

  1. Humans have a true body cavity between intestinal guts and inner body walls.
  2. The true coelomic cavity is found during embryonic development in the form of segregated unconnected cavities.
  3. Thus, humans are coelomates. They are not pseudocoelomates.

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