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15 Cards in this Set

  • Front
  • Back
1st PA cartilage becomes...
1st PA meckel's cartilage becomes...
mandible and maxillary bone are formed by...
ossification of mesenchyme around the cartilage
dorsal end of 2nd arch cartilage becomes...

the rest becomes...
stapes (3rd ossicle of middle ear)

styloid process, stylohyoid ligament, lesser horn and upper part of body of the hyoid bone
3rd arch cartilage ossifies to form...
greater horn of hyoid, lower part of the body of the hyoid
1st arch musculature forms...
chewing/massication muscles (temporalis and masseter)
2nd arch musculature forms...
muscles of facial expression
3rd arch musculature forms...
stylopharyngeus muscle (elevates pharynx when you swallow)
4th arch musculature forms...
all muscles of pharynx except stylopharyngeus m.

(and all muscles of soft palate except 1)
6th arch musculature forms...
small intrinsic muscles of the larynx
1st arch innervated by...
trigeminal nerve (CN V) (maxillary and mandibular branches)
What are the branches of the trigeminal nerve?
ophthalmic, maxillary, mandibular
2nd arch innervated by...
facial nerve (CN VII)
3rd arch innervated by...
Glossopharyngeal nerve (CN IX)
4th arch innervated by...
Vagus nerve (CN X) superior laryngeal nerve and pharyngeal branch.