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Flashcards in Embryology Deck (2)
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0
Q

Derivatives of 2nd arch

A

CN VII

Bones: styloid process, lesser horn hyoid, stapedius (neural crest derived)
Muscles: M. of facial expression, stapedius, post. digrastic. (mesoderm derived)

1
Q

Derivatves of the 1st arch

A

assoc with CN V

Facial bones: maxilla, zygomatic, incus, maleus, vomer, pallitine (neural crest derived)
Muscles: M. of mastication, ant. digastric, mylohyoid, tensor tympani, tensor palitini (mesoderm derived)