innervates muscles of facial expression; passes through parotid gland, but does not innervate it
facial nerve
chorda tympani is a branch of the _____________nerve, and innervates the_______________ and __________________
facial
sublingual
submandibular salivary glands
usually caused by a stroke or injury to the nerve. You can injure the facial nerve during the IA injection if administered incorrectly, but condition is usually only transient in that case
facial paralysis
idiopathic facial paralysis. abrupt onset, and can be permanent
bell's palsy
excrutiating short term pain caused by touching trigger zones, which vary, but can include areas around the eye and ala of nose, treated by killing the nerve
trigeminal neuralgia (tric doubureux)
inferior alveolar nerve may be ______________ and you can tell this when you look at radiographs and see ___________________.
bifid
2 mandibular canals
nerve that is just distal of 3rd molars and can be endangered during extractions
lingual nerve
can cross over to the other side of the mandible and therefore make anesthesia difficult to achieve
incisive nerve
What nerve do we want to numb when giving the mental nerve shot?
incisive nerve
when giving the IA shot, where do we aim?
for the mandibular foramen
hit needle across opposite premolars
what shot do we give right away after the IA shot?
lingual
name all the nerves that break off of the otic ganglion and innervate the muscles of mastication
medial pterygoid nerve
posterior deep temporal nerve
tensor veli palatini nerve
lateral pterygoid nerve
anterior deep temporal nerve
tensor tympani nerve
masseter nerve
What does the tensor veli palatini nerve innervate?
soft palate
What does the tensor tympani nerve innervate?
inner ear
The meningeal nerve branches before it exits the___________