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NBCE Part 1
LaRose CN 2
50
Health Care
Professional
08/23/2012
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Term
1.       The _____ sensory nucleus of CN V carry pain and temp, and is located in the _____ and extends into the upper cervical segments of the spinal cord.
 Definition
SPINAL; MEDULLA
Term
2.       CN V has these 3 divisions which come off the gasserain ganglion.
 Definition
1) OPTHALMIC, 2) MAXILLARY, 3) MANDIBULAR
Term
3.       The ophthalmic division of CN V gives rise to these 4 branches which pass through the superior orbital foramen.
 Definition
1) LACRIMAL, 2) ETHMOIDAL, 3) FRONTAL, 4) TROCHLEAR (PNEUMONIC LEFT)
Term
4.       The maxillary division of CN V divides into these 4 branches after exiting through the foramen rotundum.
 Definition
1) PHARYNGEAL, 2) INFRAORBITAL, 3) NASOPLATINE, 4) ZYGOMATIC
Term
5.       The mandibular divison of CN V divides into the anterior and posterior divisions after exiting the skull via the _____.
 Definition
FORAMEN OVALE
Term
6.       Before the mandibular division of CN V divides, the trunk gives off one branch, which is the nerve to the _____.
 Definition
MEDIAL PTERYGOID
Term
7.       The anterior mandibular division of CN V has these 4 terminal branches.
 Definition
1) DEEP TEMPORAL NERVE, 2) NERVE TO LATERAL PTERYGOID, 3) NERVE TO MASSETER, 4) BUCCAL NERVE
Term
8.       All of the anterior mandibular branches of CN V are motor except for the _____ nerve which is sensory.
 Definition
BUCCAL NERVE
Term
9.       The posterior division of CN V gives rise to these 4 terminal branches.
 Definition
1) AURICOTEMPORAL, 2) INFERIOR ALVEOLAR, 3) LINGUAL, 4) NERVE TO MYLOHYOID
Term
10.   All of the posterior mandibular branches of CN V are sensory except for the _____ nerve which is motor.
 Definition
NERVE TO MYLOHYOID
Term
11.   The _____ ganglion is attached to the ophthalmic division of CN V, and it receives parasympathetic fibers from the edinger-westphal nucleus via CN III.
 Definition
CILIARY GANGLION
Term
12.   The _____ ganglion is attached to the maxillary division of CN V which receives parasympathetic fibers from the superior salivary nucleus via CN VII.
 Definition
PTERYGOPALATINE GANGLION
Term
13.   The _____ ganglion is attached to the auricotemporal branch of the mandibular division of CN V, and it receives parasympathetic fibers from the inferior salivary nucleus of CN IX.
 Definition
OTIC GANGLION
Term
14.   The _____ ganglion is attached to the lingual branch of the anterior division of the mandibular division, and it receives parasympathetic fibers from the superior salivary nucleus via CN VII.
 Definition
SUBMANDIBULAR GANGLION
Term
15.   CN _____ is a very mixed nerved with 4 different nuclei.
 Definition
CN VII
Term
16.   These are the 4 nuclei found in CN VII.
 Definition
1) MOTOR NUCLEUS IN THE PONS, 2) SENSORY NUCLEUS, 3) SUPERIOR SALIVARY NUCLEUS, 4) SOLITARY TRACT NUCLEUS
Term
17.   The _____ nucleus of CN VII is involved in taste.
 Definition
SOLITARY NUCLEUS
Term
18.   The motor nucleus of CN VII is located in the _____.
 Definition
PONS
Term
19.   The motor nucleus of CN VII leaves the brain stem at the _____.
 Definition
PONTOMEDULLARY ANGLE
Term
20.   The motor nucleus of CN VII enters the skull via the _____ located in the temporal bone.
 Definition
INTERNAL ACOUSTIC MEATUS
Term
21.   The motor nucleus of CN VII leaves the skull via the _____ located in the temporal bone.
 Definition
STYLOMASTOID FORAMEN
Term
22.   CN VII carries motor fibers to the muscles of facial expression via these 5 branches.
 Definition
1) TEMPORAL, 2) ZYGOMATIC, 3) BUCCAL, 4) MARGINAL MANDIBULAR, 5) CERVICAL
Term
23.   CN VII also innervates the _____ muscle in the middle ear, plus the muscles of the ear and the _____ belly of the digastric.
 Definition
STAPEDIUS, POSTERIOR BELLY OF DIGASTRIC
Term
24.   CN VII conveys taste from the _____ of the tongue to the _____.
 Definition
ANTERIOR 2/3; NUCLEUS SOLITARIUS
Term
25.   CN VII carries parasympathetic innervation from the superior salivary nucleus to the _____ and _____ salivary glands via the submandibular ganglion of _____.
 Definition
SUBMANDIBULAR AND SUBLINGUAL; CN V3
Term
26.   Taste and parasympathetic fibers are carried by the _____, which connects the facial nerve to the lingual branch of CN V3.
 Definition
CHORDA TYMPANI
Term
27.   Sweet and sour taste of the tongue are tasted on the _____ of the tongue via CN _____.
 Definition
SIDES; CN VII
Term
28.   Salt is tasted at the _____ of the tongue via CN _____.
 Definition
TIP; CN VII
Term
29.   Bitter is tasted at the _____ of the tongue via CN _____.
 Definition
ROOT; CN IX
Term
30.   The facial nerve also carries a few general sensory afferent fibers from the skin of the external ear canal via the _____.
 Definition
AURICULAR BRANCH OF CN X
Term
31.   The general sensory afferent fibers from the skin of the external ear end in the _____ nucleus before crossing over the opposite side to synapse in the _____ nucleus of the thalamus.
 Definition
TRIGEMINAL SENSORY NUCLEUS; VENTRAL POSTEIROR MEDIAL NUCLEUS
Term
32.   CN VIII has two distinct parts which are _____ (hearing) and _____ (balance).
 Definition
COCHLEAR, VESTIBULAR
Term
33.   The cochlear fibers of CN VIII arise from the central portions of the bipolar spiral ganglion cells of the _____ from the organs or corti found in the inner ear.
 Definition
COCHLEA
Term
34.   The cochlear fibers of CN VIII transverse in the _____ to reach the lateral aspect of the medulla.
 Definition
INTERNAL AUDITORY MEATUS
Term
35.   The cochlear fibers of CN VIII terminate in the _____ and _____ in the medulla.
 Definition
DORSAL AND VENTRAL COCHLEAR NUCLEI
Term
36.   The majority of the efferent fibers from the dorsal and ventral cochlear nuclei cross to the opposite side ending in the nuclei in the _____.
 Definition
TRAPEZOID BODY
Term
37.   From the trapezoid body, fibers ascend through the _____.
 Definition
INFERIOR COLLICULUS
Term
38.   From the inferior colliculus, fibers go to the _____ in the thalamus.
 Definition
MEDIAL GENICULATE BODY
Term
39.   From the medial geniculate body, fibers sweep laterally to the primary auditory cortex which is located in the middle portion of the _____.
 Definition
SUPERIOR TEMPORAL GYRUS (BROADMANN’S AREA 22)
Term
40.   The vestibular fibers of CN VIII arise from the _____, _____ and _____ in the inner ear.
 Definition
SEMICIRCULAR CANALS, UTRICLE AND SACCULE
Term
41.   The vestibular fibers of CN VIII enter the _____ just medial to the cochlear division of CN VIII.
 Definition
MEDULLA
Term
42.   The vestibular fibers of CN VIII end in the_____ located in the floor of the 4th ventricle.
 Definition
VESTIBULAR NUCLEI
Term
43.   Many of the efferent fibers from the vestibular nuclei pass to the cerebellum through the _____.
 Definition
INFERIOR CEREBELLAR PEDUNCLE
Term
44.   There are a small number of efferent fibers from CN III which end up on the _____ in the organ of corti in the inner ear. They are responsible for attenuating loud sounds.
 Definition
OUTER HAIR CELLS
Term
45.   CN IX contains motor fibers from the nucleus ambiguous to one muscle which is the _____.
 Definition
STYLOPHARYNGEUS
Term
46.   Sensation from the posterior 1/3 of the tongue and pharynx travels to the sensory nucleus of _____.
 Definition
CN V
Term
47.   CN IX carries taste from the posterior 1/3 of the tongue to the _____ in the medulla.
 Definition
NUCLEUS SOLITARIUS
Term
48.   CN IX also carries parasympathetic innervation to the _____ via the otic ganglion of CN V3 from the inferior salivary nucleus in the medulla.
 Definition
PAROTID GLAND
Term
49.   CN IX leaves the skull via the _____.
 Definition
JUGULAR FORAMEN
Term
50.   The carotid branch of CN IX runs down on the internal carotid artery to supply chemoreceptors of the _____ and baroreceptors of the _____.
 Definition
CAROTID BODY AND THE CAROTID SINUS
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