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Temporal and Infratemporal Region
Temporal and Infratemporal Region
195
Anatomy
Graduate
11/23/2014

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Term
temporalis fossa is the site for what
Definition
temporalis mm
Term
floor of the temporal fossa
Definition
ptyerion
Term
what is the ptyerion
Definition
site where the parietal, temporal (squamous), frontal, and greater wing of sphenoid join
Term
temporal fossa superior and posteiror borders
Definition
fascia and muscle
Term
temporal fossa inferior and lateral border
Definition
zygomatic arch
Term
temporal fossa anterior border
Definition
zygomatic and frontal bones
Term
infratemporal fossa lateral boundary
Definition
ramus of mandible and zygomatic arch
Term
infratemporal fossa medial border
Definition
lateral pterygoid plate of sphenoid
Term
infratemporal fossa anterior boundary
Definition
infratemporal surface of maxilla
Term
4 mm of the tmj
Definition
masster, temporalis, medial pterygoid, lateral pterygoid
Term
masseter innervation
Definition
trigeminal V3 (mandibular)
Term
temporalis innervation
Definition
trigeminal V3 (mandibular)
Term
medial pterygoid innervation
Definition
trigeminal V3 (mandibular)
Term
lateral pterygoid innervation
Definition
trigeminal V3 (mandibular)
Term
quadrangular mm of cheek
Definition
masseter
Term
masster origin
Definition
lateral surface of zygomatic arch
Term
masseter insertion
Definition
lateral surface of ramus and angle of mandible
Term
masseter actions
Definition
protraction and elevation of mandible at TMJ
Term
fan shaped mm on temporal bone
Definition
temporalis
Term
temporalis origin
Definition
inferior temporal line
Term
temporalis insertion
Definition
coronoid process of mandible
Term
temporalis action
Definition
retraction and elevation of mandible at TMJ
Term
medial pterygoid origin
Definition
medial surface of lateral pterygoid plate of sphenoid and tubercle of maxilla
Term
medial pterygoid insertion
Definition
medial surface of angle of mandible
Term
medial pterygoid action
Definition
protraction and elevation of mandible at TMJ
Term
lateral pterygoid origin
Definition
lateral surface of lateral pterygoid plate and greater wing of sphenoid
Term
lateral pterygoid insertion
Definition
neck of mandible and articular disc of TMJ
Term
lateral pterygoid action
Definition
protraction and depression of mandible at TMJ
Term
V3
Definition
mandibular division of trigeminal nn
Term
main branches of the maxillary artery? (3)
Definition
inferior alveolar aa, middle meningeal aa, sphenopalatine aa
Term
inferior alveolar aa feeds what
Definition
lower jaw
Term
middle meningeal aa feeds what
Definition
calvaria
Term
sphenopalatine aa feeds what
Definition
nasal cavity
Term
pterygoid plexus of veins is located between what
Definition
temporalis and lateral pterygoid mm
Term
pterygoid plexus of veins communicates with what
Definition
ccavernous sinus, facial and opthalmic venous systems, maxillary vein
Term
maxillary vein joins what
Definition
retromandibular vv
Term
TMJ is what kind of joint
Definition
synovial
Term
what forms the TMJ
Definition
condyloid process (head) of mandible and mandibular fossa + articular tubercle of temporal bone
Term
articular disc of TMJ slides with what
Definition
head of mandible
Term
the articular disc of the TMJ permits what movement out of mandibular fossa onto articular tubercle?
Definition
forward
Term
forward movement of head of mandible out of mandibular fossa onto articular tubercle produces what
Definition
wider gape
Term
protraction and retraction at the TMJ involves what movement onto the tubercle?
Definition
forward and reverse on tubercle
Term
hinge joint action of the TMJ
Definition
elevation, depression
Term
where is the nasopharynx located?
Definition
behind nasal cavities
Term
features of teh nasopharynx
Definition
openings of auditory tubes, pharyngeal tonsil
Term
where is the oropharynx located
Definition
behind oral cavity
Term
oropharynx extends from where to where
Definition
soft palate to epiglottis
Term
oropharynx is bounded anteriorly by what
Definition
palatoglossal arch
Term
mucose over palatopharyngeus mm
Definition
palatopharyngeal arch
Term
this structure is located in the crypt between the arches
Definition
palatine tonsil
Term
this covers the root of the tongue
Definition
lingual tonsil
Term
laryngopharynx is located where
Definition
behind larynx
Term
laryngopharynx extends from where to where
Definition
epiglottis to cricoid cartilage
Term
mm of pharynx (2/6)
Definition
superior constrictor, middle constrictor, inferior constrictor, stylopharyngeus elevator, palatopharyngeus elevator, salpingopharyngeus elevator
Term
constrictors of the pharynx are all innervated by what nn
Definition
pharyngeal nerve plexus
Term
pharyngeal nn plexus is formed by what
Definition
CN IX, X, XI
Term
stylopharngeus mm innervation
Definition
CN IX
Term
palatopharyngeus elevator innervation
Definition
CN XI
Term
salpingopharyngeus innervation
Definition
CN X
Term
how many cartilages does the larynx have
Definition
9
Term
what are the 3 unpaired cartilages of the larynx
Definition
thyroid, cricoid, epiglottis
Term
what are the 3 paired cartilages of the larynx
Definition
arytenoids, corniculates, cuneiforms
Term
two joints of the larynx
Definition
cricothyroid, cricoarytenoid
Term
thyroid cartilage rock in what plate
Definition
sagittal plane
Term
cricothyroid cartilage is responsible for what
Definition
varying tension on vocal folds
Term
cricoartyenoid cartilage is responsible for what
Definition
pivoting, gliding of arytenoids to open/close vocal folds
Term
what are the boundaries of the glottis opening?
Definition
cricoartyenoid cartilage
Term
internal feature that bounds the opening of the glottis into the trachea
Definition
vestibular and ventricular/vocal mucosal folds
Term
extrninsic mm of the larynx
Definition
infrahyoids, suprahyoids
Term
role of the infrahyoids
Definition
depress larynx
Term
role of teh suprahyoids
Definition
elevate larynx
Term
intrinsic mm of the larynx
Definition
cricothyroid, cricoarytenoid
Term
cricothyroid mm actions
Definition
varying tension on vocal folds
Term
cricoartyenoid mm actions
Definition
pivoting, gliding of arytenoids to open/close vocal folds
Term
nerves that supply the larynx are branches of which CN
Definition
vagus
Term
nerves of teh larynx
Definition
superior laryngeal, recurrent laryngeal
Term
2 branches of superior laryngeal nn
Definition
internal laryngeal, external laryngeal
Term
internal laryngeal supplies what
Definition
sensory to upper larynx
Term
external laryngeal supplies what
Definition
cricothyroid mm
Term
recurrent laryngeal nn supplies sensory to what
Definition
lower larynx
Term
recurrent laryngeal supplies what
Definition
cricoarytenoid mm
Term
larynx is supplied by what aa
Definition
branches of superior and inferior thyroid aa
Term
4 features of the infratemporal fossa?
Definition
partoid gland, facial nerve, retromandibular vv, external carotid aa
Term
what are the terminal branches of the external carotid aa
Definition
maxillary aa, superficial temporal aa
Term
roof of cranium
Definition
calvaria
Term
6 features of the ethmoid
Definition
crista galli, cribriform plate, air cells/paranasal sinus system, perpendicular plate, superior conchae, middle conchae
Term
crista galli of the ethmoid serves as an attachment for what?
Definition
falx cerebri
Term
cribriform plate of the ethmoid allows passage for what?
Definition
CN I, olfactory
Term
crista galli is a feature of what bone?
Definition
ethmoid
Term
cribriform plate is a feature of what bone?
Definition
ethmoid
Term
air cells/paranasal sinus system is a feature of what bone?
Definition
ethmoid
Term
perpendicular plate is a feature of what bone?
Definition
ethmoid
Term
superior conchae is a feature of what bone?
Definition
ethmoid
Term
inferior conchae is a feature of what bone?
Definition
ethmoid
Term
5 features of teh frontal bone
Definition
sinuses, frontal crest ,supraorbital foramen, superior temporal lines, inferior temporal lines
Term
sinuses is a feature of what bone?
Definition
frontal
Term
frontal crest is a feature of what bone?
Definition
frontal
Term
supraorbital foramen is a feature of what bone?
Definition
frontal
Term
superior temporal line is a feature of what bone?
Definition
frontal
Term
inferior temporal line is a feature of what bone?
Definition
frontal
Term
frontal crest serves as an attachment for what
Definition
falx cerebri
Term
the supraorbital foramen allows passage of what
Definition
supraorbital nn branch
Term
supraorbital nn is a branch of what
Definition
opthalmic division of trigemnial, V1
Term
the superior and inferior temporal lines serve as an attachment for what
Definition
temporalis mm, fascia
Term
inferior conchae aka
Definition
turbinate
Term
how many inferior conchae/turbinates are tehre
Definition
2
Term
how many lacrimals are tehre?
Definition
2
Term
feature of the lacrimal bone
Definition
groove for lacrimal sac
Term
12 features of teh mandible
Definition
body, angle, ramus, alveolar process, condyloid process, coronoid process, mandibular notch, mandibular foramen, mental foramen, mylohyoid line, mylohyoid groove, digastric fossa
Term
mandibular foramen allows passage for what
Definition
inferior alveolar nn & aa
Term
mental foramen of the mandible allows for passage of what
Definition
mental nn
Term
mylohyoid line serves as an attachment for what
Definition
mylohyoid mm
Term
mylohyoid groove serves as a passage for what
Definition
nn to mylohyoid
Term
the digastric fossa serves as an attachment for what
Definition
digastric mm
Term
how many maxilla are there
Definition
2
Term
4 features of teh maxilla
Definition
sinus, palatine process, alveoloar process, infraorbital foramen
Term
infraorbital foramen allows passage for what
Definition
infraorbital nn
Term
how many nasal bones are there?
Definition
2
Term
5 features of the occipital
Definition
external occipital protuberance, superior nuchal lines, inferior nuchal lines, foramen magnum, occipital condyles
Term
superior and inferior nuchal lines serves an attachment for what?
Definition
ligamentum nuchae, extrinsic/intrinsic muscles of the back
Term
foramen magnum allows for passage of what (3)
Definition
spinal cord, vertebral aa, spinal roots of CN XI
Term
occipital condyles make up part of what joint
Definition
atlantooccipital joint
Term
how many palatine bones are tehre?
Definition
2
Term
palatine bones make up what 2 features?
Definition
hard palate, inferior median nasal septum
Term
how many parietal bones are there?
Definition
2
Term
parietal bones make up what 2 features
Definition
superior temporal line, inferior temporal line
Term
10 features of the sphenoid
Definition
greater wing, lesser wing, sella turcica, medial pterygoid plate, lateral pterygoid plate, optic foramen, superior orbital fissure, foramen rotundum, foramen ovale, foramen spinosum
Term
greater and lesser wings is a feature of what bone?
Definition
sphenoid
Term
sella turcica is a feature of what bone?
Definition
sphenoid
Term
medial and lateral pterygoid plates is a feature of what bone?
Definition
sphenoid
Term
optic foramen is a feature of what bone?
Definition
sphenoid
Term
superior orbital fissure is a feature of what bone?
Definition
sphenoid
Term
foramen rotundum is a feature of what bone?
Definition
sphenoid
Term
foramen ovale is a feature of what bone?
Definition
sphenoid
Term
foramen spinosum is a feature of what bone?
Definition
sphenoid
Term
sella turcica has this feature
Definition
hypophysial fossa for pituitary gland
Term
lateral pterygoid plate serves as an attachment for what
Definition
pterygoid mm
Term
optic foramen allows for passage of what
Definition
opathalmic aa, CN II (Optic)
Term
superior orbital fissure allows for passage of what? (4)
Definition
CN III, IV, V1, VI (Oculomotor, trochlear, Opthalmic, Abducens)
Term
foramen rotundum conveys what
Definition
CN V2 (maxillary)
Term
foramen ovale conveys what
Definition
V3, mandibular
Term
foramen spinosum conveys what
Definition
middle meningeal aa
Term
how many temporal bones are tehre
Definition
2
Term
4 portions of the temporal region
Definition
squamos, petrous, mastoid, tympanic
Term
petrous portion of the temporal bone aka
Definition
internal ear
Term
mastoid process of mastoid portion of temporal bone attaches what (3)
Definition
splenius capitis, sternocleidomastoid, digastric mm
Term
features of the temporal bone (4)
Definition
zygomatic process, styloid process, external auditory meatus, internal auditory meatus
Term
zygomatic process is a feature of what bone
Definition
temporal bone
Term
styloid process is a feature of what bone
Definition
temporal bone
Term
external and internal auditory meatus is a feature of what bone?
Definition
temporal
Term
zygomatic process contributes to what
Definition
zygomatic arch
Term
styloid process of temporal bone serves as an attachment for what (3)
Definition
stylohyoid, styloglossus, stylopharyngeus
Term
external auditory meatus hosts what feature?
Definition
tympanic membrane
Term
internal auditory meatus serves as a passage for what
Definition
CN VII (facial), CN VIII (vestibulocochlear)
Term
the vomer is part of what
Definition
median nasal septum
Term
how many zygomatic bones are there
Definition
2
Term
zygomatic bone hosts what feature?
Definition
temporal process
Term
temporal process of zygomatic bone is part of what
Definition
zygomatic arch
Term
5 sutures(joints) of the skull
Definition
sagittal, coronal, lambdoid, squamosal, bregma, lambda
Term
sagittal suture is between what
Definition
parietal bones
Term
coronal suture is between what
Definition
frontal and parietal bones
Term
lambdoid suture is between what
Definition
parietal and occipital bones
Term
squamosal suture is between what
Definition
temporal and parietal bones
Term
the bregma suture is a junction of what
Definition
coronal and sagittal sutures
Term
bregma marks the location of this of the infant skull
Definition
anterior fontanelle
Term
the lambda suture is the junction of what
Definition
sagittal and lambdodial sutures
Term
the lambda suture marks the location of what of the infant skull
Definition
posterior fontanelle
Term
what are the 3 levels of the cranial cavity
Definition
anterior, middle, posterior cranial fossa
Term
loft over the orbits
Definition
anterior cranial fossa
Term
anterior cranial fossa contains these 4 structures
Definition
crista galli, cribriform plate, orbital process, frontal crest
Term
anterior cranial fossa contains structures from what bones
Definition
ethmoid, frontal
Term
middle cranial fossa contains these 5 structures
Definition
crescent of foramina in sphenoid bone, foramen lacerum, carotid canal, superior orbital fissure, optic foramen
Term
crista galli is part of what cranial fossa
Definition
anterior
Term
cribriform plate is part of what cranial fossa
Definition
anterior
Term
orbital process is part of what cranial fossa
Definition
anterior
Term
frontal crest is part of what cranial fossa
Definition
anterior
Term
crescent of foramina in sphenoid bone is part of what cranial fossa
Definition
middle
Term
foramen lacerum is part of what cranial fossa
Definition
middle
Term
carotid canal is part of what cranial fossa
Definition
middle
Term
superior orbital fissure is part of what cranial fossa
Definition
middle
Term
optic foramen is part of what cranial fossa
Definition
middle
Term
foramen lacerum and carotid canal convey what
Definition
internal carotid aa
Term
superior orbital fissure conveys what
Definition
CN III(Oculomtor), IV (Trochlear), V1 (Opthalmic), VI (Abducens)
Term
optic foramen conveys what
Definition
CN II (Optic)
Term
features of teh posterior cranial fossa (6)
Definition
sulci for transverse and sigmoid sinuses, hypoglossal canal, internal auditory meatus, jugular foramen, foramen mangum, tentorium cerebelli
Term
tentorium cerebelli is the roof of what cranial fossa
Definition
posterior
Term
foramen magnum is part of what cranial fossa
Definition
posterior
Term
jugular foramen is part of what cranial fossa
Definition
posterior
Term
internal auditory meatus is part of what cranial fossa
Definition
posterior
Term
sulci for transverse and sigmoid sinuses is part of what cranial fossa
Definition
posterior
Term
hypoglossal canal is part of what cranial fossa
Definition
posterior
Term
foramen magnum is a feature of what bone
Definition
occipital bone
Term
jugular foramen conveys what (4)
Definition
Cranial nn IX (glossopharyngeal), X (Vagus), XI (Acessory), origin of internal jugular vv
Term
internal auditory meatus of temporal bone conveys what (2)
Definition
CN VII (Facial), CN VIII (vestibulocochlear)
Term
hypoglossal canal conveys of posterior cranial fossa conveys what
Definition
CN XII (hypoglossal nn)
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