READING OBJECTIVES

NEURAL CREST CELLS

(Chapter 14 - Carlson)

1) Describe the origin of neural crest cells.

2) Why are neural crest cells sometimes referred to as "the fourth germ layer"?

3) What are the three main migratory paths taken by trunk neural crest cells?

4) Know the major neural crest cell derivatives.

5) What factors determine the pathways of migration and differentiation of neural crest cells?

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