Embryology Flashcards
(2 cards)
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)