Embryology Flashcards

1
Q

What are placodes?

A

ectodermal thickenings with neurogenic potential that appear in pairs on the developing head. They contribute important components to the special senses.

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2
Q

How many facial prominences? What do they arise from?

A

5

Neural crest cells

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3
Q

Depression in the ectoderm surrounded by five facial prominences. Future site of the mouth.

A

Stomodeum

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