4 Flashcards
1
Q
Which part of tongue develops from First Pharyngeal Arch
A
Anterior 2/3
2
Q
Which part of Partoid Gland fills the Retromandibular Region?
A
Isthmus
3
Q
Which Concha are part of Ethmoid Bone
A
Superior and Middle
4
Q
Where does the Superficial Temporal V drain?
A
Retromandibular –> Ext Jugular
5
Q
Where does the Sphenoid Sinus drain?
A
Sphenoethmoidal Recess above Superior Concha
6
Q
Where does the posterior Ethmoidal Sinus drain?
A
Superior Meatus
7
Q
Where does the Nasolacrimal Duct drain?
A
Inferior Meatus
8
Q
Where does the middle Ethmoidal Sinus drain?
A
Bulla Ethmoidalis of Middle Meatus
9
Q
Where does the Maxillary Sinus drain?
A
Hiatus Semilunaris of Middle Meatus
10
Q
Where does the Lingual N originate?
A
Infratemporal Fossa
11
Q
Where does the Frontal Sinus drain?
A
Hiatus Semilunaris of Middle Meatus
12
Q
Where does the Facial Vein drain?
A
Int Jugular V
13
Q
Where does the Buccal N become superifical?
A
at the Buccal Fat Pad
14
Q
Where does the anterior Ethmoidal Sinus drain?
A
Hiatus Semilunaris of Middle Meatus
15
Q
Where does Chorda Tympani join the Lingual N
A
High in the IT Fossa
16
Q
Where do the veins of the anterior superior aspect of lateral nasal wall drain?
A
Foramen Cecum to Superior Sagittal Sinus, or Opthalmic Vein to Cavernous Sinus
17
Q
Where do the veins of the anterior inferior aspect of lateral nasal wall drain
A
Facial vein (can drain thru orbit into cavernous sinus)
18
Q
Where do the poster lateral veins of nasal cavity drain?
A
Pterygoid Plexus in IT fossa (connections to dural sinuses)
19
Q
Where do the Greater and Lesser Palantine veins drain?
A
Pterygoid Plexus in IT fossa (connections to dural sinuses)
20
Q
Where are the cell bodies of V2 GSA fibers in mucosa of nasal cavity?
A
Trigeminal Ganglion
21
Q
Where are cell bodies of postganglionic parasympathetic fibers to Parotid?
A
Otic Ganglion
22
Q
What travels w Lingual N
A
Chorda Tympani
23
Q
What travels thru Greater and Lesser Palantine Foramina
A
Greater and Lesser Palantine Nn from V2
24
Q
What travels in Incisive Canal?
A
Nasopalantine Nn and vessels: Anastomoses b/t Greater Palantine and Sphenopalantine Aa
25
What supplies general sensation and taste to epiglottic portion of tongue
Vagus N
26
What separates Lingual A and Lingual N?
Hyoglossus M
27
What provides taste sensation to anterior 2/3 of tongue
Chorda Tympani (CN VII)
28
What provides taste sensation from posterior 1/3 of tongue
Glossopharyngeal N
29
What provides Parasympathetic secremotor fibers to submandibular and sublingual glands
Chorda Tympani (CN VII) --> Submandibular Ganglion
30
What provides general sensation from posterior 1/3 of tongue
Glossopharyngeal N
31
What parallels course of Masseter muscle on internal surface of Mandible?
Medial Pterygoid M
32
What other fibers travel with branches of V2 into nasal cavity and roof of oral cavity?
Postganglionic GVE fibers from Pterygopalantine Ganglion (CN 7)
33
What nerve enters the skin of the face superior to the buccal fat pad?
Buccal N
34
What muscle runs parallel to Posterior Auricular A
Stylohyoid M
35
What muscle is signficant in supporting the floor of the mouth?
Mylohyoid
36
What mucle lies on superficial surface surface of the Mylohyoid?
Anterior Belly of the Digastric
37
What joins to form N of Pterygoid Canal
Greater Petrosal (parasymp) and Deep Petrosal (symp)
38
What is superior to the superficial Parotid?
Zygomatic Arch
39
What is deep to mucosa of Tonsillar Bed?
Sup Pharyngeal Constrictor M, Glossopharyngeal N
40
What is conducted in foramina of hard palate?
Branches of Maxillary N and A to palate and oral cavity
41
What is b/t Facial A and V?
Submandibular Gland: Artery is deep, Vein is superficial
42
What innervates taste buds on soft palate
Greater Petrosal N, not Chorda Tympani
43
What forms the hard palate?
Palantine Process of Maxilla; Horizontal Process of Palantine Bone
44
What enters Mandibular Foramen?
Inferior Alveolar N and Vessels
45
What divides tongue into anterior and posterior
Sulcus Terminalis
46
What courses superficial to Mylohyoid M
Submental Vessels and Mylohyoid N
47
What courses superficial to Hyoglossus M?
Lingual and Hypoglossa Nn, Submandibular Ganglion, veins
48
What courses on lateral surface of Medial Pterygoid M
Lingual and Inferior Alveolar Nn, and related vessels
49
What courses b/t the Sphenomandibular Ligament and Neck of Mandible?
Auriculotemporal N and Maxillary Vessels
50
What contains the Pharyngeal Tonsils?
Pharyngeal Recess
51
What connects the Nasal Cavity to Pterygopalantine Fossa?
Sphenopalantine Foramen
52
What conducts postganglionic parasympathetic fibers to Parotid
Auriculotemporal N (fibers belong to CN IX)
53
What carries Taste info from anterior 2/3 of tongue
CN VII via Chorda Tympani
54
What carries Preganglionic Parasympathetic Fibers to Submandibular Ganglion?
Chorda Tympani (CN VII)
55
What carries parasympathetic nerves to head?
CN III, VII, IX
56
What attaches to the Lingula of the Mandible?
Sphenomandibular Ligament
57
What attaches to Superior Mental Spines
Genioglossus
58
What attaches to Inferior Mental Spines
Geniohyoid
59
What artery originates from Maxillary opposite to Inferior Alveolar?
Middle Meningeal
60
What accompanies Greater and Lesser Palantine Nn
Descending Palantine A (Maxillary), which divides into Greater and Lesser Palantine Aa
61
What 3 nerves form superior dental plexus
Anterior, Middle, and Posterior Superior Alveolar Nn
62
What 2 structures contain preganglionic parasympathetic fibers to Parotid?
Tympanic then Lesser Petrosal
63
Vessels/Nerves deep to Temporalis, lying against bony floor of temporal fossa
Deep Temporal Vessesl and Nerves
64
Vasuclar supply of Mandible and Lower Teeth
Inferior Alveolar A from Maxillary
65
Vascular Supply to Septum
Anterior Septal Branches from Anterior Ethmoidal A; Posterior Septal Branches from Sphenopalantine A (Maxillary)
66
Vascular Supply to Posterior Nasal Septum and Lateral Wall
Sphenopalantine A (Terminal Branch of Maxillary A)
67
Vascular Supply to Muscles of Mastication?
Maxillary A
68
Vascular Supply to Anterior Nasal Septum and Lateral Wall
Anterior Ethmoidal A (Opthalmic A)
69
Vascular Supply of Middle Meningeal A
Dura Mater, Bone, and Marrow of Cranial Cavity Walls
70
Two neural components of Pterygoid Canal
Greater Petrosal (parasymp) and Deep Petrosal (symp) join to form N of Pterygoid Canal
71
The submandibular gland (superficial portion) is on the surface of what muscles?
Mylohyoid and Hyoglossus Mm
72
The Sphenopalantine Foramen is formed by the junction of what 2 bones?
Sphenoid and Palantine
73
The Pterygoid Plexus lies on the superficial/lateral surface of what muscles?
Pterygoid Muscles
74
The Pharyngeal Recess is posterior to what fold?
Salpingopharyngeal Fold
75
The Parotid duct crosses the ___ m. and then penetrates the ___ m.
Masseter, Buccinator
76
The Nerves of the Pterygoid Muscles are derived from:
Branches of the Mandibular N
77
The Mucosa of the roof of mouth is innervated by branches of what:
Maxillary N
78
The Hypoglossal N innervates all except
Palatoglossus
79
The Hypoglossal N courses lateral to what 2 muscles before entering body of tongue?
Hyoglossus, and Genioglossus
80
The Hypoglossal CN innervates all intrinsic/extrinsic muscles of tongue except:
Palatoglossus
81
Termination of Maxillary A
Sphenopalantine
82
Termination of Inferior Alveolar N
Exits Mental Foramen as Mental N
83
Termination of Facial V
Internal Jugular V
84
Termination of Facial A
Angular A at the Orbit
85
Taste to Posterior 1/3 of Tongue
IX
86
Taste to Anterior 2/3 of tongue
CN VII
87
Taste and GSA to Epiglottic region of Tongue
Internal Branch of Superior Laryngeal N (CN X)
88
Targets of Posterior Auricular A
Parotid Gland, Styloid and Post Digastric Mm, Scalp behind ears
89
Superior Boundary of IT Fossa
IT Surface and Crest of Greater Wing of Sphenoid Bone
90
Structures in Parotid Gland
Ext Carotid and last 3 branches, Retromandibular V, Branches of Facial N
91
Structures b/t Mylohyoid and Hyoglossus?
Deep Submandibular Gland, its Duct, the Lingual N, Submandibular Ganglion, Hypoglossal N, and Sublingual Gland
92
Sphenopalantine Foramen
Superior Medial Wall of PP Fossa to Lateral Nasal Cavity (Sphenopalantine A and Nasopalantine N)
93
Sides of Submandibular Triangle
Anterior and Posterior Bellies of Digastric M
94
Sensory Innervation of Soft Palate
Lesser Palantine N
95
Sensory Ganglion of CN VII
Genicular Ganglion
96
Sensory fibers to most of mucosa of Naso- and Oro-pharynx
Glossopharyngeal N
97
SA (taste) of posterior 1/3 of tongue
CN IX
98
SA (taste) of anterior 2/3 of tongue
Chorda Tympani (Branch of CN VII)
99
Roof of PP Fossa
Greater Wing of Sphenoid
100
Roof of Nasal Cavity
Parts of Frontal, Sphenoid, and Ethmoid Bones
101
Roof of Nasal Cavity
Cribriform Plate of Ethmoid Bone
102
Relation of Submandibular duct and Lingual N
Lingual nerve wraps inferior to duct from lateral to medial
103
Relation of Middle Meningeal to Lateral Pterygoid
Artery courses deep to muscle
104
Relation of Maxillary N to Pterygopalantine Ganglion
Maxillary is lateral
105
Relation of Maxillary Artery to Lateral Pterygoids
Can be either superficial or deep
106
Relation of Lingual and Hypoglossal Nn to Hyoglossus M?
Both pass superficial to muscle; Lingual is superior
107
Relation of Lingual A to Hyoglossus M
Artery is deep/medial to muscle
108
Relation of Lingual A to Hyoglossus M
Lingual A passes deep to Hyoglossus M
109
Relation of Foramen Ovale to Foramen Spinosum
Ovale is anterior and medial
110
Relation of Facial A to Zygomaticus Major
Artery is deep to muscle
111
Purpose of Sphenopalantine Foramen
Connect Nasal Cavity w/ Pterygopalantine Fossa; Nasopalantine N and Sphenopalantine A
112
Pterygoid Canal
Base of skull to posterior PP Fossa (Artery and Nerve)
113
Principal contents of Submandibular Triangle
Submandibular Gland, Duct, and Ganglion; Lingual and Hypoglossal Nn; Facial A and V; Lymph Nodes
114
Primary arch from which the posterior 1/3 of tongue develops?
3rd arch
115
Postganglionic Fibers from Submandibular Ganglion
Travel to Submandibular gland or Sublingual gland (w/ Lingual N)
116
Posterior Wall of PP Fossa
Pterygoid Processes of Sphenoid Bone
117
Posterior Division of Mandibular N
GSA: Auriculotemporal, Inf Alveolar, Lingal N; N to Mylohyoid
118
Posterior Boundary of IT Fossa
Temporal Bone, including vertical plane of Styloid Process
119
Pharyngeal Canal
Nasopharynx to Posterior PP Fossa (Branches of Maxillary A and N)
120
Pharyngeal arches giving rise to Digastric
I and II --> Thus diff innervation
121
Path of Parasympathetic to Parotid
Brain --> Jug Foramen --> Tympanic N --> Hiatus --> Lesser Petrosal --> Ovale --> Otic Ganglion --> Auriculotemporal
122
Parasympathetic to Parotid
IX via Otic Ganglion
123
Orign of Maxillary Vein
Pterygoid Plexus of Veins
124
Origins of Lower and Upper Heads of Lateral Pterygoid M
Lateral Pterygoid Plate and Infratemporal Surface of Sphenoid Bone
125
Origin of Zygomatic A
3rd Part of Maxillary
126
Origin of Upper Head of Lateral Pterygoid
Roof of IT Fossa
127
Origin of Transverse Facial A
Superficial Temporal in superior Parotid
128
Origin of Tensor Veli Palatini
Scaphoid Fossa, Entire Length of Fibrous part of auditory tube, Spine of Sphenoid
129
Origin of Tensor Veli Palanti M
Scaphoid Fossa at base of medial Pterygoid Plate
130
Origin of Temporalis
Temporal Fossa and Temporal Fascia
131
Origin of Supraorbital N
V1
132
Origin of Superficial Head of Medial Pterygoid
Tuberosity and Pyramidal Process of Palantine Bone
133
Origin of Submental A
Facial Artery as it crosses the superficial surface of mylohyoid m
134
Origin of Stylohyoid
Styloid Process
135
Origin of Styloglossus
Styloid Process
136
Origin of Sphenopalantine A
Maxillary
137
Origin of Retromandibular V
Superficial Temporal and Maxillary
138
Origin of Posterior Superior Lateral Nasal N
V2 after passing thru Sphenopalantine Foramen
139
Origin of Posterior Inferior Lateral Nasal N
V2 after passing thru Sphenopalantine Foramen
140
Origin of Posterior Digastric
Medial Aspect of Mastoid Process
141
Origin of Posterior and Anterior Ethmoidal N
Nasociliary from V1
142
Origin of Posterior and Anterior Ethmoidal Aa
Opthalmic A
143
Origin of Post Sup Alveolar A
3rd Part of Maxillary
144
Origin of Palatopharyngeus
Palantine Aponeurosis
145
Origin of Palatoglossus
Palantine Aponeurosis
146
Origin of Palatglossus
Posterior Margin of Hard Palate, Palantine Aponeurosis
147
Origin of Nasociliary N
V1 in orbit
148
Origin of N to Mylohyoid
V3 (Mandibular)
149
Origin of Mylohyoid N
Inferior Alveolar N
150
Origin of Mylohyoid
Mylohyoid Line of Mandible
151
Origin of Musculus Uvulae, Palatopharyngeus, and Palatoglossus
Posterior Palantine Spine of Palantine Bones; Palantine Aponeurosis
152
Origin of Middle Meningeal A
Maxillary
153
Origin of Mental N
V3 via Inferior Alveolar N
154
Origin of Masseteric N
Mandibular (V3)
155
Origin of Masseter
Zygomatic Arch
156
Origin of Lower Head of Lateral Pterygoid
Lateral Surface of Lateral Pterygoid Plate
157
Origin of Levator Veli Palatini
Petrous part of temporal bone anterior to carotid canal
158
Origin of Infraorbital N
Continuation of the Maxillary N on orbital floor
159
Origin of Infraorbital N
V2
160
Origin of Infraorbital A
3rd Part of Maxillary
161
Origin of Inferior Alveolar A
Maxillary
162
Origin of Hyoglossus M
Greater Horn of Hyoid Bone
163
Origin of Greater and Lesser Palantine Nn
V2
164
Origin of Geniohyoid
Inferior Mental Spine of Mandible
165
Origin of Genioglossus
Superior Mental Spine
166
Origin of External Nasal Branch A
Anterior Ethmoid
167
Origin of Ext. Jugular V
Retromandibular and Posterior Auricular
168
Origin of Descending Palantine A
3rd Part of Maxillary
169
Origin of Deep Temporal Nerves
Mandibular (V3)
170
Origin of Deep Temporal Artery
Maxillary
171
Origin of Deep Head of Medial Pterygoid
Medial Side of Lateral Pterygoid Plate and Pyramidal Process of Palantine Bone
172
Origin of Chorda Tympani N
Branch of CN VII
173
Origin of Buccal N
Sensory Branch of Mandibular (V3)
174
Origin of Buccal A
Maxillary
175
Origin of Auriculotemporal N
Mandibular (V3)
176
Origin of Anterior Digastric
Digastric Fossa of Mandible
177
Openings on either side of Frenulum
Submandibular Ducts at Sublingual Caruncles
178
Nerve that typically encircles Middle Meningeal A
Auricolotemporal
179
Nerve embedded in muscle fibers of anterior surface of temporalis tendon
Buccal N
180
Muscular Branches of Maxillary?
Post and Ant Deep Temporal, Masseteric, Int and Ext Pterygoid
181
Muscles Originating from Styloid Process
Stylohyoid, Stylopharyngeus, Styloglossus
182
Muscles of the Orbit
Orbicularis Oculi, Frontalis
183
Muscles in deep plane of Submandibular Triangle
Mylohyoid and Hyoglossus Mm
184
Muscles deep/superior to Mylohyoid
Geniohyoid and Extrensic Tongue Mm
185
Muscles deep to Mylohyoid
Geniohyoid, Genioglossus, and Hyoglossus
186
Muscle that splits and straddles digastric tendon to insert into hyoid bone
Stylohyoid
187
Muscle parallel to Posterior Digastric?
Stylohyoid
188
Muscle on which the first part of the Lingual N courses?
Styloglossus
189
Motor innervation to all palantine muscles except Tensor Vel Palanti
Vagus
190
Medial Wall of PP Fossa
Vertical Plate of Palantine Bone
191
Medial Wall of Nasal Cavity
Nasal Septum: Nasal Cartilage, Vomer, Perpendicular Plate of Ethmoid Bone
192
Medial Boundary of IT Fossa
Lateral Pterygoid Plate
193
Major Contents of IT Fossa
Muscles of Mastication, Mandibular N (V3) and branches, Maxillary A and V, Pterygoid Plexus of Veins
194
Major Branches of 3rd Part of Maxillary A
Infraorbital, Zygomatic, Descending Palantine, Post Sup Alveolar
195
Major Bony components of lateral wall of Nasal Cavity
Conchae, Maxilla, Vertical Process of Palantine Bone, and Medial Pterygoid Plate
196
Location of Submandibular Ganglion?
Superifical Superior aspect of Hypoglossul M, communicating with Lingual N
197
Lateral Wall of Nasal Cavity
Lacrimal Bone, Inferior Concha, Maxillae, Medial Plate of Pterygoid Process of Sphenoid, Ethmoidal Labyrinth, Uncinate Process, Perpendicular Plate of Palantine Bone
198
Lateral Entrance to PP Fossa
Pterygomaxillary Fissure
199
Lateral Boundary of IT Fossa
Ramus of Mandible
200
Large muscle mass deep to mucosa of opening of auditory tube
Levator Veli Palenti M
201
Insertion of Upper Head of Lateral Pterygoid
TMJ Disc
202
Insertion of Tensor Veli Palatini
Palantine Aponeurosis
203
Insertion of Temporalis
Coronoid Process, Ramus of Mandible down to 3rd Molar
204
Insertion of Stylohyoid
Body of Hyoid Bone
205
Insertion of Styloglossus
Lateral Tongue
206
Insertion of Palatoglossus
Lateral Tongue
207
Insertion of Palatoglossus
Lateral Tongue
208
Insertion of Mylohyoid
Hyoid bone and Mylohyoid Raphe
209
Insertion of Medial Pterygoid
Medial Angle of Mandible
210
Insertion of Masseter
Lateral Angle of Mandible
211
Insertion of Lower Head of Lateral Pterygoid
Fovea of Mandible
212
Insertion of Levator Veli Palatini
Palantine Aponeurosis
213
Insertion of Hyoglossus M
Lateral Tongue
214
Insertion of Geniohyoid
Hyoid Bone
215
Insertion of Genioglossus
Hyoid Bone, Tongue
216
Innvervation of Geniohyoid
C1
217
Innervation to Outer Maxillar Gingiva
Posterior Superior Alveolar N, Infra-orbital N (V2)
218
Innervation to Outer Mandibular Gingiva
Buccal and Mental Nn (V3)
219
Innervation Temporalis
CN V3 (Deep Temporal Nn)
220
Innervation of Tensor Veli Palatini
V3 Branch to Medial Pterygoid
221
Innervation of Tensor Veli Palanti
V3
222
Innervation of Stylohyoid
CN VII
223
Innervation of Styloglossus
CN XII
224
Innervation of Posterior Digastric
CN VII (Facial)
225
Innervation of Posterior Belly of Digastric
Facial CN VII
226
Innervation of Palatopharyngeus
X via Pharyngeal Plexus
227
Innervation of Palatoglossus
X via Pharyngeal Plexus
228
Innervation of Palatoglossus
CN X, Pharygneal branches
229
Innervation of Nerve to Mylohyoid
Mylohyoid and Ant Belly of Digastric
230
Innervation of Mylohyoid N?
Mylohyoid M and Anterior Digastric
231
Innervation of Mylohyoid N
Mylohyoid M and Anterior Belly of Digastric
232
Innervation of Mylohyoid
Mylohyoid N (CN V3)
233
Innervation of Musculus Uvulae
X via Pharyngeal Plexus
234
Innervation of mucosa of tonsillar pillars
Glossopharyngeal N
235
Innervation of mucosa of posterior 2/3 of roof of mouth
Greater Palantine N, from Maxillary N
236
Innervation of mucosa of floor of mouth
Lingual N, from Mandibular N
237
Innervation of mucosa of cheeks
Buccal N, from Mandibular N
238
Innervation of mucosa of anterior 1/3 of roof of mouth
Nasopalantine, from Maxillary
239
Innervation of Medial Pterygoid
N to Medial Pterygoid from CN V3
240
Innervation of Maxillary Lingual (Inner) Gingiva
Greater Palantine and Nasopalantine Nn
241
Innervation of Masseter
CN V3 (Masseteric N)
242
Innervation of Mandibular Lingual (Inner) Gingiva
Lingual N
243
Innervation of Lingual N
GSA to anterior 2/3 of tongue
244
Innervation of Lingual N
GSA from Ant 2/3 of tongue, floor of mouth, lingual gingiva of mandible
245
Innervation of Levator Veli Palatini
X via Pharyngeal Plexus
246
Innervation of Lateral Pterygoid
V3 (N to Lateral Pterygoid)
247
Innervation of Hyoglossus M
CN XII
248
Innervation of Hard Palate
Greater Palantine and Nasopalantine Nn
249
Innervation of Geniohyoid
C1 branch traveling w/ CN XII
250
Innervation of Genioglossus
CN XII
251
Innervation of CN IX
BE to Stylopharyngeus; GVE Para to Parotid; GSA to Posterior Tongue, Palantine Tonsils, Oropharynx, Mucosa of Middle Ear, and Auditory Tube; GVA to Carotid Body and Sinus; SSA to Posterior 1/3 of tongue
252
Innervation of Chorda Tympani N (CN VII)
Taste to anterior 2/3; Parasympathetic to Submand and Subling glands via Submand Ganglion
253
Innervation of C1 that travels w/ Hypoglossal after Ansa?
Thyrohyoid and Geniohyoid
254
Innervation of Anterior Digastric
Mylohoid N (CN V3)
255
Inferior Orbital Fissure
PP Fossa to Orbit, IT Fossa to Orbit (Orbital branches of V2, Infraorbital A)
256
Inferior Boundary of IT Fossa
Horizontal Plane of of Alveolar Margin of Mandible
257
How does V1 (Opthalmic) exit cranial fossa
Superior Orbital Fissure
258
How does the Maxillary A enter the Pterygopalantine Fossa?
Pterygomaxillary Fissure
259
How does Facial A enter face?
Crosses the Mandible at the anterior border of the Masseter m.
260
How does Chorda Tympani reach tongue?
"hitchhkes" on Lingual N
261
How does Accessory Meningeal A enter cranail cavity?
Foramen Ovale
262
How do sympathetic fibers reach Sublingual and Submandibular Glands?
Lingual/Facial Arteries
263
How do Posterior Superior and Inferior Lateral Nasal branches of V2 enter nasal cavity
Sphenopalantine Foramen
264
How do Nasopalantine N and Sphenopalantine A enter nasal cavity?
Sphenopalantine Foramen
265
How do Greater and Lesser Palantine Nn enter Oral Cavity
Branch from V2, descend in Greater Palantine Canal, pass thru Greater and Lesser Palantine Foramina
266
GVE Parasympathetic Targets of CN VII
Lacrimal, Submandibular, and Sublingual Glands; Mucous glands of oral cavity, nasal cavity, and palate
267
GSA to Posterior Nasal Septum and Lateral Wall
Nasopalantine N and Lateral Nasal Branches ( both V2 Maxillary)
268
GSA to Posterior 1/3 of Tongue
IX
269
GSA to Parotid Capsule
C2-C3 via Greater Auricular, V3
270
GSA to Oropharynx
Glossopharyngeal (IX)
271
GSA to Nasopharynx
Maxillary (V2), Glossopharyngeal (IX)
272
GSA to Anterior Nasal Spetum and Lateral Wall
Anterior Ethmoidal Nerve (V1 Opthalmic)
273
GSA to Anterior 2/3 of tongue
V3
274
GSA to anterior 2/3 of tongue
Lingual (V3)
275
GSA of CN IX
Posterior Tongue, Palantine Tonsils, Oropharynx, Mucosa of middle ear and auditory tube
276
Gland b/t Mylohyoid and Hyoglossus?
Deep part of Submandibular Gland, Sublingual Gland
277
General Somatic Sensation form Posterior aspect of lateral nasal wall
Superior and Inferior Posterior Lateral Nasal Nn (from V2 Maxillary)
278
Gap b/t heads of Lateral Ptyergoid conducts:
Buccal N and sometimes Maxillary A
279
From what do the muscles of facial expression originate?
2nd Branchial Arch
280
From what are the muscles of mastication derived?
1st Arch
281
Foramina in Hard Palate?
Incisive, Greater Palantine, and Lesser Palantine
282
Foramen Rotundum
Middle Cranial Fossa to Posterior PP Fossa (V2)
283
Foramen of Mandibular N (V3)?
Foramen Ovale
284
Floor of Nasal Cavity
Hard Palate: Horizontal Plate of Palantine Bone, Palantine Process of Maxilla
285
First 2 identifiable branches of Maxillary A
Inferior Alveolar A (inferior), Middle Meningeal (Superior)
286
First 2 branches of Maxillary A
Deep Auricular and Anterior Tympanic
287
First 2 branches of Maxillary A
Deep Auricular and Anterior Tympanic to External and Middle Ear
288
Fibers in Chorda Tympani
Taste Fibers from Anterior 2/3 of tongue; Preganglionic Parasympathetic secretory fibers to Submandibular and Sublingual glands
289
Fibers in Auriculotemporal N
GSA from Scalp, Parotid Capsule, Temporomandibular Joint; Parasympathetic to Parotid
290
Extrinsic Muscles of Tongue
Styloglossus, Hyoglossus, Genioglossus, Palatglossus
291
Extrinsic Mm of Tongue
Genioglossus, Hyoglossus, Styloglossus, Palatglossus
292
Distribution of Lesser Palantine N
Palantine Tonsil and Soft Palate
293
Distribution of Greater Palantine N
Most of Hard Palate, except around Incisive Canal
294
Difference b/t 2 joint cavities of Temporomandibular
Upper is gliding, Lower is hinge
295
Continuation of the Maxillary N on orbital floor?
Infraorbital N
296
Contents of Sphenopalantine Foramen
Sphenopalantine A and Nasopalantine N
297
Contents of Pterygoid Canal
Artery and Nerve of Pterygoid Canal
298
Contents of Post Sup Alveolar Foramen
Post Sup Alveolar A and N
299
Contents of Pharyngeal Canal
Pharyngeal branch of Maxillary Artery and Nerve
300
Contents of Inferior Petrosal Ganglion
GSA cell bodies of CN IX
301
Contents of Inferior Orbital Fissure
Orbital Branches of V2, Infraorbital A
302
Contents of Greater and Lesser Palantine Foramina
Greater and Lesser Palantine Nerves and Vessels
303
Contents of Foramen Rotundum
CN V2 (Maxillary)
304
Components of Temporomandibular Joint
Mandibular Fossa and Articular Tubercle of Temporal Bone; Condyle of Mandible
305
Common drainage for Parotid Region lymph
Deep Cervical Nodes
306
Cell bodies of SA (taste) to Ant 2/3 of tongue
Geniculate Ganglion
307
Cell bodies of Lingual N
Semilunar Ganglion in Middle Cranial Fossa
308
Branches of Ext. Carotid in Parotid Gland
Posterior Auricular, Superficial Temporal, Maxillary
309
Branches of Anterior Ethmoidal N
(From Nasociliary) Lateral Nasal branches to lateral wall and Septal Branch
310
Branch of Superficial Temporal A originating in superior Parotid
Transverse Facial A
311
Branch of Maxillary that travels through 2 heads ot Lateral Pterygoid m
Buccal A, travelling with Buccal N
312
Branch of Inferior Alveolar N just before entering Mandibular Foramen
Mylohyoid N
313
Boundaries of Orbit
Zygomatic Process of Frontal Bone, Frontal Process of Zygomatic Bone; Zygomatic Process of Maxilla
314
Bony attachments of intrinsic tongue muscles?
None
315
Bones that make up Temporal Fossa
Frontal, Parietal, Temporal, and Sphenoid
316
Base of the Submandibular Triangle
Mandible
317
At what location does the Parotid Duct enter the oral cavity?
Upper Second Molar Tooth
318
Arteries of Kiesselbach's Plexus
Anterior Ethmoid (Opthalmic); Alar branches of Lateral Nasal; Sphenopalantine Branches; Greater Palantine
319
Around what muscle does the Submandibular Gland wrap?
Mylohyoid
320
Anteriorly, the superficial parotid overlies what muscle?
Masseter M
321
Anterior Wall of PP Fossa
Posterior Surface of Maxilla
322
Anterior Division of Mandibular N
BE to Mastication Mm, Buccal (sensory) N
323
Anterior Boundary of IT Fossa
IT Surface of Maxilla
324
All the muscles of the Soft Palate are innervated by _____, except ______
Pharyngeal Branches of Vagus, except Tensor Veli Palanti (Mandibular N)
325
Action of Zygomaticus Minor
Smiling
326
Action of Zygomaticus Major
Smiling
327
Action of Tensor Veli Palatini
Tense Soft Palate; Open Auditory Tube
328
Action of Temporalis
Elevate and Retract Mandible
329
Action of Superior Genioglossus Fibers
Retraction
330
Action of Stylohyoid
Elevates and Retracts Hyoid
331
Action of Styloglossus
Retracts and Elevates the Tongue
332
Action of Risorius
Smiling
333
Action of Posterior Digastric
Elevates and Retracts Hyoid
334
Action of Palatopharyngeus
Depress soft palate or elevate pharynx, Narrow fauces
335
Action of Palatoglossus
Depress soft palate or elevate rear of tongue; Narrow fauces
336
Action of Palatoglossus
Depresses the palate, Elevate the back of tongue
337
Action of Mylohyoid
Supports and elevates floor of mouth; Raises Hyoid
338
Action of Musculus Uvulae
Thickens central soft palate; Shortens Uvula
339
Action of Mentalis
Pulls skin of chin upward
340
Action of Medial Pterygoid
Elevate and Laterally Move the Mandible
341
Action of Masseter
Elevate Mandible
342
Action of Levator Labii Superioris Alaeque Nasi
Elevates Upper Lip, Flares Nasal Alar Cartilages
343
Action of Levator Labii Superioris
Elevates Upper Lip
344
Action of Levator Anguli Oris
Pulls corner of mouth upward
345
Action of Lateral Pterygoid
Protude and Laterally Move the Mandible
346
Action of Inferior Genioglossus Fibers
Projection of tongue out of mouth
347
Action of Hyoglossus M
Depresses and Retracts the Tongue
348
Action of Geniohyoid
Draws mandible and hyoid toward each other
349
Action of Genioglossus
Protrudes, depresses, and retracts the tongue
350
Action of Depressor Labii Inferioris
Pulls lower lip downward
351
Action of Depressor Anguli Oris
Pulls angle of mouth downward
352
Action of Contraction of all Genioglossus fibers
Protrusion superiorly against palate (important for swallowing)
353
Action of Anterior Digastric
Lowers Mandible or Raises Hyoid
354
4 Muscles of Mastication
Temporalis, Masseter, Lateral and Medial Pterygoids
355
3 Structures in Middle Meatus
Bulla Ethmoidalis, Hiatus Semilunaris, Uncinate Process of Ethmoid Bone
356
3 Nerves to Septum
Anterior Ethmoid (Nasociliary from V1); Nasopalantine (V2); Olfactory
357
3 Muscles involved in smiling
Zygomaticus Major and Minor, Risorius
358
3 Major Cutaneous Nn of Face
Supraorbital, Infraorbital, and Mental
359
3 Componentes of Nasal Septum
Vomer, Perpendicular Plate of Ethmoid Bone, Septal Cartilage
360
2 things that cross the Buccal fat pad?
Parotid Duct and Buccal Branches of CN VII
361
2 Medial Ligaments of TM Joint
Sphenomandibular and Stylomandibular
362
2 Divisions of the Facial N
Temporofacial and Cervicofacial Divisions
363
Only branch of Trigeminal with Motor Innervation
V3
364
2 Roots in Ciliary Ganglion
Parasympathetic root from CN III --> Short Ciliary Nn; Sensory root from Nasociliary N carrying GSA to globe
365
2 Specializations of Fascia of Muscular Cone
Suspensory Ligament and Check Ligaments
366
3 Avascular, Non-Globe Smooth Mm
Superior and Inferior Tarsal, Orbitalis
367
7 Bones contributing to Bony Wall of Orbit
Maxilla, Zygomatic, Frontal, Ethmoid, Lacrimal, Sphenoid, and Palatine
368
7 Extrinsic Eye Mm
Superior, Medial, Inferior, and Lateral Recti; Superior and Inferior Oblique; Levator Palebrae Superioris
369
Above the Common Tendinous Ring
Lazy French Tarts; Superior Opthalmic V
370
Action of Inferior Oblique
Elevation, Abduction, Extorsion of Eyeball
371
Action of Inferior Rectus
Depression, Adduction, Extorsion of Eyeball
372
Action of Lateral Rectus
Abduction of Eyeball
373
Action of Levator Palpebrae Superioris
Elevate Upper Eyelid
374
Action of Medial Rectus
Adduction of eyeball
375
Action of Superior Oblique
Depression, Abduction, Intorsion
376
Action of Superior Rectus
Elevation, Adduction, Intorsion of Eyeball
377
Actions of Sympathetic and Parasympathetic Systems in Eye
Accomodation, Pupillary Dilation/Constriction, Belladona
378
Artery paralleling route of Lacrimal N
Lacrimal
379
Artery paralleling route of Nasociliary N
Opthalmic
380
Below the Common Tendinous Ring
Inferior Opthalmic Vein
381
Floor of Orbit
Maxilla and Palatine Bone
382
GSA to Eyeball
Nasociliary N (V1); Nasociliary fibers carried in Long Ciliary Nn; Anterior Ciliary N from Lacrimal; (check this)
383
How do sympathetic fibers carried by the Nasociliary N reach the globe?
Long Ciliary Nn
384
How does Opthalmic A enter orbit?
Optic Canal
385
Inferior Group of Orbit
Inferior Opthalmic Vein
386
Innervation of Inferior Oblique
CN III, Lower
387
Innervation of Inferior Rectus
CN III, Lower
388
Innervation of Lateral Rectus
CN VI
389
Innervation of Levator Palpebrae Superioris
CN III, Upper division
390
Innervation of Medial Rectus
CN III, Lower
391
Innervation of Superior Oblique
CN IV
392
Innervation of Superior Rectus
CN III, Upper
393
Insertion of Inferior Oblique
Lateral Posterior Quadrant of Eyeball
394
Insertion of Levator Palpebrae Superioris
Superior Tarsal Plate, Skin of Eyelid
395
Insertion of Superior Oblique
Lateral Posterior Quadrant of Eyeball
396
Lateral Wall of Orbit
Zygomatic and Greater Wing of Sphenoid
397
Medial Wall of Orbit
Frontal, Lacrimal, Ethmoid, Palatine, and Sphenoid Bone
398
Middle Group of Orbit
Optic N; Opthalmic A; Sup/Inf branches of CN III; Nasociliary Branch of Opthalmic N; CN VI
399
Muscular Innervation of CN IV
Superior Oblique
400
Muscular innervation of CN VI
Lateral Rectus
401
Nerve paralleling route of Lacrimal A
Lacrimal
402
Nerve paralleling route of Opthalmic A
Nasociliary
403
Nerves inside Common Tendinous Ring
Nn to Globe: Optic and ANS to intrinsic mm of eye; Nn to Extrinsic mm: III, VI (not IV); Nasociliary (V1)
404
Origin of Ant and Post Ethmoidal Nn
Nasociliary N
405
Origin of Central Retinal Artery?
Direct branch of Opthalmic Artery that penetrates optic N
406
Origin of Inferior Oblique
Medial Floor of Orbit posterior to rim
407
Origin of Levator Palpebrae Superioris
Lesser Wing of Sphenoid
408
Origin of Superior Oblique
Body of Sphenoid
409
Parasympathetics in Short Ciliary Nn
Postganglionics heading to SM of eyeball from Ciliary Ganglion
410
Postganglionc Parasympathetics destined to eyeball SM travel with
Short Ciliary N (branches of V1)
411
Roof of Orbit
Orbital Plate of Frontal Bone, Lesser Wing of Sphenoid
412
Signs of Parasympathetic Loss in Eye
(1) Loss of accomodation, CN III; (2) Mydriasis, CN III; (3) Loss of Lacrimation, CN VII
413
Signs of Sympathetic Loss in Eye
(1) Anhydrosis; (2) Miosis; (3) Ptosis; (4) Enopthalmos
414
Superior Group of Orbit
Lacrimal and Frontal Branches of Opthalmic N; CN IV; Superior Opthalmic V
415
Targets of Inferior Branch of CN III
Medial Rectus, Inferior Rectus, Inferior Oblique; Ciliary Ganglion
416
Targets of Superior Branch of CN III
Levator Palebrae Superioris, Superior Rectus
417
To test Inferior Oblique, ask patient to
Look medially and up
418
To test Inferior Rectus, ask patient to
Look laterally and down
419
To test Lateral Rectus, ask patient to
Look laterally
420
To test Medial Rectus, ask patient to
Look medially
421
To test Superior Oblique, ask patient to
Look medially and down
422
To test Superior Rectus, ask patient to
Look laterally and up
423
What is conducted thru Inferior Orbital Fissure?
Infraorbital A, Orbital Branches of V2: Zygomatic, Infraorbital N
424
What is conducted thru Optic Canal?
Optic N and Opthalmic A
425
What is conducted thru Superior Orbital Fissure?
Oculomotor N, Trochlear N, Abducens N, Superior Opthalmic V, Opthalmic N (Lacrimal, Frontal, and Nasociliary branches)
426
What two spaces does the Optic Canal connect?
Middle Cranial Fossa and Orbit
427
What two spaces does the Superior Orbital Fissure connect?
Middle Cranial Fossa and Orbit
428
Where do preganglionic parasympathetics destined to SM of eyeball synapse?
Ciliary Ganglion
429
Which branch of CN III targets Ciliary Ganglion?
Inferior
430
With what spaces does the Inferior Orbital Fissure communicate?
PP Fossa, IT Fossa, Orbit
431
With what nerve does the Opthalmic A course?
Nasociliary
432
What pierces the Upper Orbital Septum?
Levator Palpebrae Superioris Mm
433
What muscle passes thru Trochela to reach eyeball?
Superior Oblique M
434
What conducts postganglionic parasympathetic secretomotor fibers of CN VII to lacrimal gland?
Lacrimal N
435
What carries parasympathetics to Ciliary Ganglion?
Inferior Branch of Oculomotor N
436
Two superifical branches of V1 Opthalmic N
Frontal (medial) and Lacrimal (lateral)
437
Termination of Frontal N?
Supratrochlear and Supraorbital N
438
Target of Trochlear N?
Superior Oblique M
439
Target of Long Ciliary N
Branches from Nasociliary to enter posterior eyeball
440
Relation of Nasociliary N to Medial Rectus as it courses medially?
Superior, b/t Medial Rectus and Superior Oblique
441
Origin of Supratrochlear N?
Frontal (V1)
442
Origin of Supraorbital N?
Frontal (V1)
443
Origin of parasympathetic secretomotor fibers in Lacrimal N?
CN VII
444
Origin of Long Ciliary N
Nasociliary
445
Origin of Anterior and Posterior Ethmoidal Nn
Nasociliary
446
On what muscle does the Lacrimal N travel?
Lateral Rectus M
447
Nerve travelling on superior surface of Levator Palpebrae Superioris M?
Frontal N
448
Nerve just medial to Frontal N
Trochlear N
449
Nerve just lateral to Trochlear N
Frontal N
450
N traveling on superior surface of Lateral Rectus M?
Lacrimal (V1)
451
N embedded in medial side of Lateral Rectus M
Abducens
452
Most superior nerve to enter orbit thru Superior Orbital Fissure?
Trochlear
453
Location of Lacrimal Gland?
Superolateral margin of the orbit
454
Location of Ciliary Ganglion
Wedged b/t Optic N and Lateral Rectus M
455
Innervation of Lacrimal N
Lacrimal Gland and Cutaneous from adjacent eyelid and Cunjunctiva; Also conducts post-g parasymp secretomotor fibers of CN VII to lacrimal gland
456
How does Opthalmic A enter orbit?
Optic Canal
457
How does Oculomotor N enter orbit?
Superior Orbital Fissure b/t 2 hads of Lateral Rectus
458
How does Abducens N enter orbit?
Superior Orbital Fissure
459
How do postganglionic fibers exit Ciliary Ganglion?
Short Ciliary Nn
460
How are sympathetic fibers distributed in to globe
Short Ciliary Nn
461
Deeper branche of V1 in Orbit?
Nasociliary
462
Course of Superior division of Oculomotor
Courses superiorly on lateral aspect of Optic N to supply Levator and Superior Rectus
463
Anterior Wall of PP Fossa
Posterior Surface of Maxilla
464
BE of CN VII
Muscles of Facial Expression
465
Blood Supply of Posterior Superior Alveolar A
Molar and Premolar Teeth, Adjacent Gingiva of Upper Jaw
466
Branches exiting PP Ganglion?
Greater and Lesser Palatine, Pharyngeal N, Superior Posterior Lateral Nasal branches, Nasopalatine
467
CN associated with Geniculate Ganglion
CN VII
468
Contributors to Superior Dental Plexus
Posterior, Middle, and Anterior Superior Alveolar Nn
469
Course of Posterior Superior Alveolar A
Passes into Alveolar Foramen on IT surface of Maxilla
470
Deep Petrosal N
Postganglionic Sympathetic fibers from Internal Carotid, joining N of Pterygoid Canal
471
Fibers in N of Pterygoid Canal
Sympathetic from Deep Petrosal, Parasympathetic and Taste from Greater Petrosal
472
GSA of CN VII
Portion of External Ear
473
GVE Parasympathetic of CN VII
Lacrimal, Submandibular, Sublingual Glands; Mucous Glands of Oral Cavity, Nasal Cavity, and Palate
474
Lateral Wall of PP Fossa
Pterygomaxillary Fissure
475
Location of Cell Bodies for Taste Afferents on Soft Palate
Genicular Ganglion
476
Location of first two parts of Maxillary A
IT Fossa
477
Location of Greater Petrosal N
Runs along floor of Middle Cranial Fossa, heading for Pterygoid Canal of Sphenoid Bone
478
Major Branches of Third Part of Maxillary A
Posterior Superior Alveolar, Infraorbital, Descending Palatine, Spheopalantine, and Artery of Pterygoid Canal
479
Medial Wall of PP Fossa
Verticle Plate of Palatine Bone
480
Nerve supplying all the lower teeth
Inferior Alveolar N
481
Nerve supplying Buccal Gingiva
Buccal and Mental Nn
482
Origin of Anterior Superior Alveolar A
Infraorbital A
483
Origin of Greater Petrosal N
CN VII while in bony canal
484
Origin of Infraorbital A
Third Part of Maxillary A
485
Origin of Posterior Superior Alveolar A
Third Part of Maxillary A
486
Palatovaginal Canal
PP Fossa ot Nasopharynx
487
Posterior Wall and Roof of PP Fossa
Sphenoid Bone, including Greater Wing and Pterygoid Plates
488
Pterygoid Canal
Bony passage thru Medial Pterygoid Plate that runs from PP Fossa to Foramen Lacerum
489
Special Sensory of CN VII
Anterior 2/3 of Tongue and Soft Palate
490
Taste innvervation of Soft Palate
CN VII (Greater Petrosal N)
491
Three communications in posterior wall of PP fossa:
Foramen Rotundum and Pterygoid Canal to Middle Cranial Fossa; Small Pharyngeal/Palatovaginal Canal to Nasopharynx
492
What exits PP Fossa thru Inferior Orbital Fissure?
Infraorbital N and A
493
Terminal Motor Ganglia of Head
Ciliary, Submandibular, Otic, Pterygopalatine
494
Motor Ganglion of CN III
Ciliary Ganglion
495
Motor Ganglia of CN VII
Submandibular, Pterygopalantine
496
Motor Ganglion of CN IX
Otic
497
CN associated w/ Ciliary Ganglion
CN III
498
CN associated w/ Otic Ganglion
CN IX
499
CN associated w/ Submandibular Ganglion
VII
500
GVE Targest of Otic Ganglion
Parotid
