Comparative Vertebrate Anatomy: Modes of Reproduction in Chordates

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Questions and Answers

What is the main function of the neural crest?

  • Formation of the skeletal muscles and vertebral column
  • Formation of the brain and spinal cord
  • Development of the meninges, ganglia, and adrenal medulla (correct)
  • Production of the endoderm and its derivatives

Which germ layer gives rise to the lining of the lungs and digestive tract?

  • Endoderm (correct)
  • Ectoderm
  • Mesoderm
  • Neural crest

What is the primary function of the notochord?

  • Induction of the neural tube formation (correct)
  • Development of the kidneys and reproductive ducts
  • Production of the skeletal muscles
  • Formation of the vertebral column

Which germ layer contributes to the formation of the heart and blood vessels?

<p>Mesoderm (B)</p> Signup and view all the answers

What is the primary function of the somites?

<p>Development of the skeletal muscles and vertebral column (B)</p> Signup and view all the answers

Which germ layer gives rise to the enamel of teeth?

<p>Ectoderm (B)</p> Signup and view all the answers

What is the primary function of the intermediate mesoderm?

<p>Development of the excretory organs and reproductive ducts (B)</p> Signup and view all the answers

Which germ layer contributes to the formation of the lens of the eye?

<p>Ectoderm (C)</p> Signup and view all the answers

What is the primary function of the neurogenic placodes?

<p>Development of the sensory organs and cranial nerves (A)</p> Signup and view all the answers

Which germ layer gives rise to the feathers and hair?

<p>Ectoderm (B)</p> Signup and view all the answers

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