QuestionSBA
QuestionChoice
The 1st pharyngeal arch forms the trigeminal nerve, maxillary artery, bones of the middle ear, muscles of mastication and the tympanic membrane.
10027866
a
1st
QuestionChoice
The 4th pharyngeal nerve forms parts of the vagus nerve and the muscles it supplies as well as the thyroid cartilage structures.
10027869
d
4th
QuestionChoice
The 5th pharyngeal arch is also involved in forming the vagus nerve and the muscles it supplies as well as the thyroid cartilage structures.
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e
5th
QuestionChoice
The 2nd pharyngeal arch forms the facial nerve and its associated muscles of facial expression. It also forms the bones of the middle ear, but not the tympanic membrane.
10027867
b
2nd
QuestionChoice
The 3rd pharyngeal arch forms the glossopharyngeal nerve, common carotid artery, hyoid bone and stylopharyngeus. All these structures are below the tympanic membrane.
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c
3rd
Concept
Chapter
2693
6011
Development of the pharyngeal arches
Topic
171
Embryology
17971
The tympanic membrane is a derivative of which pharyngeal arch?
a