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27 Cards in this Set
- Front
- Back
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CN VII is the ________ nerve
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facial nerve
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what is the parotid area?
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side of cheek, close to ear, line from top of ear to eyebrows, then down to below jaw line
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where is the parotid gland located?
________ nerve penetrates the deeper portion of the parotid gland |
just deep to the skin
facial nerve CN VII |
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where is the temporal branch of the facial nerve located?
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area between the ear and the lateral corner of the eye
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what does the temporal branch of the facial nerve innervate?
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1. orbicularis oculi
2. frontalis |
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where are Zygomatic branches of the facial nerve located?
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inferior to orbicularis oculi and across the zygomatic bone near origin of zygomatic major
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where are Buccal branches of the facial nerve located?
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cross upper portion of the masseter muscle to innervate the buccinator muscle of the cheek
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what does the Buccal branch of the facial nerve innervate?
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the buccinator muscle of the cheek
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where is the Mandibular branch of the facial nerve located?
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cross the lower portion of the masseter to enter the area of the depressor anguli oris (triangularis)
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where is the Cervical branch of the facial nerve located?
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crosses the facial vein between the inferior border of the masseter and the submandibular gland
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where is the parotid duct located?
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it emerges from the parotid gland, crosses the surface of the masseter, then dives into the buccal area to enter the mouth
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where is the superficial temporal artery found?
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anterior to the ear. courses upward to supply the structures external to the cranium on the anterior lateral side of the head
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where is the facial artery located?
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passes over the body of the mandible to enter the face. it is found along the side of the mouth going deep to the zygomatic major, levator anguli oris, and levator labii superioris. it emerges at the side of the nose as a much smaller vessel
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the facial artery is a branch of what?
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a branch of the external carotid artery of the neck
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where is the facial vein located?
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runs w/ the facial artery across the body of the mandible. it lies lateral to the facial artery. it originates in an anastomosis of veins about the orbit and drains along the side of the nose and cheek to cross the mandible with the facial artery. it empties into the internal jugular vein via a venous network in the neck
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what does the facial vein empty into?
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the internal jugular vein via a venous network in the neck
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the occipitalis muscle can be located where?
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on the occipital bone and the mastoid portion of the temporal bone
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the dilator nares is located where?
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in the alar cartilage of the nose
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the depressor septi is found where?
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in the mobile portion of the nasal septum just above the central incisor tooth.
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where is the zygomaticus minor located?
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origin from zygomatic bone, then crosses the belly of the caninus and blends w/ the lateral fibers of the levator labii superioris
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what is another name for levator anguli oris?
where is this muscle found? |
caninus
deep to zygomaticus minor. its insertion blends with the orbicularis oris at the corner of the mouth. |
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what is the "muscle of the cheek"?
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the buccinator
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the facial artery and vein and buccal branches of the facial nerve are seen crossing the belly of what muscle?
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the buccinator
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what are two muscles associated with the lower lip and chin?
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1. depressor anguli oris (triangularis)
2. depressor labii inferioris |
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what nerve is cutaneous innervation to the face? ______ nerve (cranial nerve _____)
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Trigeminal nerve (cranial nerve V)
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small branches of the Trigeminal nerve (cranial nerve V) emerge through what four foramina in the skull?
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1. supraorbital foramina
2. infraorbital foramina 3. buccal foramen 4. mental foramen |
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the masseter is innervated by what?
its considered to be a muscle of what? |
the mandibular branch of cranial nerve V
a muscle of mastication |
