quiz 10-21
the _____ is a depression found in the body of the sphenoid bone which houses the pituitary gland
hypophyseal fossa
Mandibular Anterior Teeth
inferior alveolar block, and the incisive block
the ______ muscles are responsible for depressing the mandible
inferior head of the lateral pterygoid and suprahyoid
all of the following are bones of the neurocranium except one. Which one is the exception?
inferior nasal conchae
all of the following muscles are responsible for constricting the pharynx except one which one is the exception
inferior pharyngeal constrictor
the _____ muscle originates from the posterior part of the thyroid cartilage of the larynx
inferior pharyngeal constrictor
the ______ suture is located between the maxillae below the nasal aperture
intermaxillary
the _____ suture is located between the parietal and occipital bones
lamboid
the ______ muscle is responsible for the biting action and lateral extrusions of the mandible
lateral pterygoid
the ________ muscle originates from the lateral side of the lateral pterygoid plate and the onfratemporal crest of the greater wing of the sphenoid bone
lateral pterygoid
the _______ muscle is responsible for the lateral movement of the mandible
lateral pyterygoid
The primary mandibular _____ incisor is larger that the primary mandibular _____ incisor
lateral, central
Which primary teeth have one lingual fossa, whereas their permanent counterparts have two lingual fossa?
primary man canines
_______ Is the extension of the incisal edges of the maxillary anterior teeth below the incisal edges of the mandibular anterior teeth
overbite
______ Is the amount of facial horizontal overlap of the maxillary teeth
overjet
all of the following muscles cause dilation and elevation the pharynx except one. which one is the exception?
palatoglossal
the ____ muscle is responsible for pulling the sides of the tongue upward and back
palatoglossal
the ____ muscles pull the sides of the tongue up and back and pull the soft palate down on the lateral edges to narrow the space between the right and left pillars of the fauces
palatoglossal
the anterior pillar of the faces is also known as the _____ muscle
palatoglossal
The posterior pillar of the fauces is also known as the _____ muscle
palatopharyneal
the ____ muscles are innervated by cranial nerve X and XI
pharyngeal constrictor, leavator veli palatini, salopingopharyngeal, palatopharyngeal (all of the above)
which of the following muscles insert into the median raphe
pharyngeal constrictors
Moves the skin over the neck
platsyma
the _____cranial fossa houses the brainstem and the cerebellum
posterior
The _____ is the posterior bony protuberance on the skull portion of the TMJ
postglenoid process
Which primary maxillary molar is much larger than it's counterpart in the arch?
primary max second molar
_______ Spaces are the space is found mesial to the primary maxillary canine and distal to the primary mandibular canines
primate
fibers extend into the medial end of the eyebrow pulling it downward
procerus
The ______ muscle originates from the styloid process runs down and forward into the lateral borders of the tongue to pull it backward and upward
Styloglossus
The _____ artery supplies blood to the Buccal mucosa and gingivia of the maxillary and mandibular posterior teeth
Buccal
The maxillary buccal gingivia is innervated by the ______ nerve
Buccal MSA and PSA
MAN Posterior Buccal Gingiva (up to mental foramen)
Buccal block
MAN Skin/Mucosa Cheek
Buccal block
The nerve innervates the muscles of facial expression
CN VII
The nerves provide taste sensation to the anterior 2/3 of the tongue
Chorda tympani
posterior superior alveolar artery
Comes out of the pterygopalatine fossa through the pterygomaxillary fissure, supplies blood to the maxillary posterior teeth and supplies blood to the maxillary sinus ( all of the above )
The anterior retromandibular vein joins the facial vein to form the _____ vein
Common facial
All of the following statements are true except one which one is the exception? The parotid gland ______
Contributes 60-65% of total salivary volume
The external jugular vein empties into the ______ vein. This vein joins the internal jugular vein to form the _____
Subclavian / brachiocephalic
An infection in a premolar or anterior tooth will tend to break out of the bone above the myloyoid line and spread into the ______ space
Sublingual
The_____ nodes receive lymph from all of the maxillary teeth with the exception of the third molars
Submandibular
A molar infection will tend to break out of the bone below the mylohyoid line and spread into the ____ space
Submental
The _____ nodes receive lymph from the mandibular incisors and lower lip
Submental
The ____ nodes receive lymph from a number of other nodes as well as the third molar region a The base of of the tongue the tonsillar area and soft palate
Superior deep cervical
The submandibular nodes drain directly into the ______ nodes
Superior deep cervical
The ____ supplies blood to the Mucosa of the upper lip
Superior labial branch of the IO and a superior labial branch of the facial
The _____ muscle group runs anteriorly to posteriorly near the dorsum of the tongue
Superior longitudinal
Fewer than half of the patients with TMD seek treatment for their disorder.
T
Occlusal discrepancies and malocclusion are not involved in most cases of TMD.
T
The articular disc attaches anteriorly to the fibers of the superior head of the lateral pterygoid muscle.
T
All of the following statements are true except one which one is the exception? The sublingual salivary gland _______
Contributes 60-65% of total salivary volume
which of the following pharyngeal muscles are innervated by the glossopharyngeal nerve
stylopharynegal
An acute episode of TMD known as _____ occurs when a patient opens too wide, causing maximal depression and protrusion of the mandible.
subluxation
_____ is the line of fusion of the right and left sides of the mandible at the midline
symphysis
if the posterior fibers of the ______ muscle contract the result is a horizontal pulling of the coronoid process in a posterior direction
temporal
the _____ muscle originates over a very wide area on the side of the skull
temporal
when the posterior fibers of the __________ muscle are contracted, the mandible is retruded
temporal
The TMJ is the articulation between the _____ and the _____.
temporal bone, mandible
The _____ ligament thickens the lateral side of the TMJ and prevents the condyle from being displaced.
temporomandibular
which of the following muscles is innervated by the third branch of the trigeminal nerve (cranial nerve V)
tenor veli palatini
the action of the _____ muscle is to open the auditory tube when it is closed
tensor veli palatini
the ______ muscle originates from the oblique line on the lateral side of the thyroid cartilage which serves as the insertion for the _____ muscle
thyrohyoid, sternothyroid
The occlusal table of the primary maxillary first molar is _____.
triangular
when the ____ muscle contracts it shortens and broadens to Che the contour of the posterior end of the palate so that it adapts to the posterior pharyngeal wall
uvula
The primary mandibular central incisor erupts at the age of _____ months.
6
The primary mandibular lateral incisor erupts at the age of _____ months.
7
The primary maxillary central incisor erupts at the age of _____ months.
7 1/2
The primary maxillary lateral incisor erupts at the age of _____ months.
9
MAX * Anterior Labial Gingiva
* Anterior superior alveolar block AND infraorbital block
MAX * Skin/Mucosa Cheek
* MSA and PSA of Infraorbital block
MAX * Posterior Buccal Gingiva
* posterior superior alveolar block molars AND middle superior alveolar block premolar
The primary mandibular first molar erupts at the age of _____ months.
12
The primary maxillary first molar erupts at the age of _____ months.
14
The primary mandibular canine erupts at the age of _____ months.
16
The primary maxillary canine erupts at the age of _____ months.
18
The primary mandibular second molar erupts at the age of _____ months.
20
excluding the ear ossicles there are _______ bones in the skull
22
The primary maxillary second molar erupts at the age of _____ months.
24
The _____ Artery supplies blood to the maxillary labial gingivia
ASA and superior labial branch of the I/O
Nerve innervation to the muscles of mastication is supplied by the
Anterior division of V3
The ______ artery supplies blood to the maxillary anterior teeth
Anterior superior alveolar
MAX anterior teeth
Anterior superior alveolar block, and the infraorbital block
On the left side of the head and neck the common carotid artery branches directly off of the
Aorta
The nerve supply to the TMJ is provided by the ____ nerve
Auriculotemporal
All of the following statements are true except one which one is the exception? The submandibular salivary gland _______
Empties into the mouth via several ducts located along plica sublingualis
The posterior retromandibular vein joins with the posterior auricular vein to form the _______
External jugular
Most patients with TMD require surgery or other extensive treatment.
F
The root trunks of the primary molars are very long.
FALSE
When compared to permanent teeth, primary teeth have thicker enamel.
FALSE
The _____ muscle aids in protrusion or depression of the tongue
Genioglossus
The ____ glands are located on the lateral parts of the palate and extend down to the palatoglossal fold in front of the palatine tonsils
Glossopalatine
Provides both taste in sensory perception to the posterior 1/3 of the tongue
Glossopharyngeal
The ______ Artery supplies blood to the posterior portion of the hard palate
Greater Palantine
The ______ nerve innervates all of the hard palate with the exception of the palatal gingiva of the maxillary anterior teeth
Greater palatine
MAX Posterior Hard Palate
Greater palatine nerve block
MAX Posterior Lingual Gingiva OR palatal
Greater palatine nerve block
The lymphatic system ______
Helps to return intercellular fluids to the bloodstream, fights infection, prevents the spread of infection (all of the above)
What type of movement occurs in the lower synovial cavity of the TMJ?
Hinge
The _______ muscle pulls the lateral edges of the tongue down onto the floor of the mouth
Hyoglossus
The _____ Nerve innervates the muscles that move the tongue
Hypoglossal
The dental formula for the human primary dentition is _____.
I 2/2 C1/1 M 2/2
The _____ Artery supplies blood to the mandibular teeth and bone
Inferior alveolar
The nerve innervates all of the mandibular teeth
Inferior alveolar
MAN Anterior Lingual Gingiva
Inferior alveolar block
MAN Posterior Lingual Gingiva
Inferior alveolar block
Mandibular Posterior Teeth
Inferior alveolar block
The ____ nodes receive lymphatic fluid from many nodes in the back of the neck and drain them into the junction of the subclavian and internal jugular veins
Inferior deep cervical
The ____ muscle group runs anteriorly to posteriorly neat the ventral side of the tongue
Inferior longitudinal
Which of the following are intrinsic muscles of the tongue
Inferior longitudinal, transverse, and vertical
The two branches of the ______ nerves are the middle superior alveolar nerve in the anterior superior alveolar nerve
Infraorbital
MAX Skin/Mucosa Upper Lip
Infraorbital block, and the anterior superior alveolar block
The ______ Artery has no branches in the neck but goes upward to enter the skull
Internal carotid
The _____ vein drains the area in front of the ear to the front of the face via veins that corresponds to the arteries
Internal jugular
_____ involves shifting the lower jaw to one side during mastication.
Lateral deviation
The ______ Nerve innervates the soft palate
Lesser Palantine
The _____ Artery supplies blood to the soft palate
Lesser palatine
The lingual gingiva of the entire mandibular arch is innervated by the ____ nerve
Lingual
Floor of the mouth is innervated by the _____ nerve
Lingual in mylohyoid branch of the inferior alveolar
The _____ Artery supplies blood to the muscles of mastication the oral and nasal cavities and the teeth
Maxillary
Fascial space infections with swelling below the eye most likely originates in the ______
Maxillary canine
The second division of the trigeminal nerve is known as the
Maxillary division
Fascial space infections with swelling in the cheek most likely originates in the ______
Maxillary posterior tooth
Nerve innervation to the mandibular labial gingiva is supplied by the _____ Branch of the inferior alveolar nerve
Mental
MAN * Anterior Labial Gingiva
Mental AND incisive block * Or IA
the ____ artery Supplies blood to the mucosa of the lower lip
Mental and incisive branch of the facial
MAN Skin/Mucosa Lower Lip and Chin
Mental block
The nerve innervates the maxillary premolar's
Middle superior alveolar
MAX Premolars, MB Root of First Molar
Middle superior alveolar block
The nerve innervates the maxillary anterior palatal gingiva
Nasopalatine
MAX Anterior Hard Palate
Nasopalatine nerve block
MAX Anterior Palatal Gingiva
Nasopalatine nerve block
The _____ glands are located on the soft palate as well as the posterior and lateral parts of the hard palate
Palatine
all of the following are bones of the viserocranium except one. Which one is the exception?
Parietal
The _____ glands is the largest of the major salivary glands
Parotid
The _____ nodes receive lymph from the scalp
Parotid
this muscle is probably the most developed of the ear muscles
Posterior auricular muscle
______ glands are located around the lingual tonsil on the posterior third of the tongue
Posterior lingual
The nerve innervates the maxillary second and third molars as well as the distobuccal and lingual roots of the maxillary first molar
Posterior superior alveolar
MAX DB and L Roots of First Molar, Second and Third Molars
Posterior superior alveolar block
The vein that may be injured during a posterior superior alveolar nerve block injection is the
Pterygoid plexus
Blood from the maxillary teeth and alveolar process drains into the ______ vein which then forms the _____ vein
Pterygoid plexus of veins/ maxillary
The ______ artery supplies most of the nasal cavity that emerges from the incisive foramen as the
Pterygopalatine/ nasopalatine
The roots of primary molars are often longer and more slender than permanent molar roots.
TRUE
The roots of primary molars are very narrow at the CEJ.
TRUE
When compared to permanent teeth, primary teeth are usually whiter.
TRUE
When compared to permanent teeth, primary teeth have large pulp chambers.
TRUE
Ludwig angina is a potentially fatal infection if it spreads to the posterior mediastium
True
The lingual artery supplies blood to the
Tongue and tissues of the floor of the mouth
The _____ muscle group runs from side to side across the tongue
Transverse
the action of the ________ muscle is to adduct and elevate the scapula
Trapezius
Which of the divisions of the trigeminal nerve are purely sensory
V1 and V2
Which division of the trigeminal nerve has both sensory and motor fibers
V3
The ____ muscle group runs from dorsal to central near the central side of the tongue
Vertical
elevates The corners of the mouth as in a smile
Zygomaticus major
tenses the naso-labial fold
alaque nasi
the _______ process of the maxilla forms half of the dental arch and includes eight tooth sockets
alveolar
pulls ear forward
anterior auricular muscle
The _____ is located between the bony articulations of the TMJ and divides the TMJ into two compartments.
articular disc
The _____ is the anterior bony protuberance on the skull portion of the TMJ.
articular eminence
the mental foramen is located in the
body of the mandible
the infraorbital foramen is located in the
body of the maxilla
Plays a role in mastication
buccinator
Primary molars have an occlusal table that is much narrower _____ than permanent molars.
buccolingually
______ is the maximum interdigitation of the teeth
centric occlusion
______ Refers to the most retruded position of the mandible where the condyles are in their most posterior superior position in the mandibular fossa
centric relation
in primary molars, the crowns are very bulbous with a narrow _____ constriction.
cervical
in a _______ occlusal relationship the mesiobuccal cusp of the maxillary first molar occludes with a buccal groove of the mandibular first molar
class 1
a _____ occlusal relationship is also knows as distoclusion
class ||
a ________ Relationship could result if the mandible does not continue to grow or if the maxilla outgrows the mandible
class ||
in a ______ occlusal relationship the mesiobuccal cusp of the maxillary first molar occludes mesial to buccal Groove of the mandibular first molar
class ||
in a skeletal classification the mandible is retrognathic
class ||
in a ________ malocclusion the permanent maxillary anterior teeth are protruded
class || division |
in a _____ malocculsion the permanent maxillary central incisors are retruded and inclined lingually
class || division ||
a_______ occlusal relationship is also known as mesioclusion
class |||
in a ______ occlusal relationship the mesiobuccal cusp of the maxillary first occludes distal to the buccal groove of the mandibular first molar
class |||
in a ______ skeletal classification the mandible is prognathic
class |||
closes the nostrils
compressor naris
The inferior portion of the articular disc is _____ from anterior to posterior.
concave
The superior portion of the articular disc is _____ from anterior to posterior.
concavoconvex
all of the following are processes of the maxilla except one. which one is the exception?
coronoid
the ________ is the concavity on the anterior border of the rams of thecmandible
coronoid notch
fibers extend into the lateral portion of the eyebrow pulling it medically and downward
corrugator
which of the following bony plates is perforated to allow the passage of the olfactory nerves for the sense of smell
crib form plate of the ethmoid bone
_____ occurs when one or more mandibular teeth are facial to their maxillary counterparts
crossbite
the ______ Is a fairly even curve of the occlusal plane in an anterior to posterior direction
curve of spee
Pulls the corners of the mouth downward
depressor anguli oris
pulls down lower lip
depressor labii interiouris
the _______ muscle has two bellies that extend from the mastoid process to the midline of the inferior surface of the mandible
digastric
dilates the nostrils
dilator naris
the ______ bone makes up the upper portion of the nasal septum
ethmoid
the anterior border of the ramus ends in the ______ which presents as a radiopacity on posterior radiographs
external oblique line
The tongue lips and cheeks are responsible for the vertical alignment of teeth
false
the transverse palatine suture demarcates the articulation between the right and left palatine proceses
false
the _______ muscle originates from the inferior genial tubercles to insert into the hyoid bone
geniohyoid
compresses lips
orbicularis oris
pulls the angles of the mouth upward and toward midline
leavator anguli oris
the _____ muscle muscle pulls the posterior end of the soft palate up and backward to contact the posterior pharyngeal wall
leavator veli palatini
________ Occurs as a result of the fact that permanent pre-molars have a smaller width than the primary molars
leeway
raises upper eyelid
levator palpebrae superioris
The crowns of the mandibular posterior teeth have a tendency to tip
lingually
the ______ is the projection of bone that partially covers the opening of the mandibular foramen
lingula
The primary mandibular second molar resembles the permanent _____.
man 1st molar
The first primary teeth to erupt are usually the primary _____.
man central incisors
The mixed dentition period begins with the eruption of the permanent _____.
mandibular 1st molar
the _____ muscle originates from two separate areas on the zygomatic arch
masseter
the ________ is the most powerful muscle of mastication
masseter
elevation of the mandible results from the contraction of which muscle pairs
masseter, temporalis, and medial ptyerygoid
The primary _____ have the longest roots in the primary dentition prior to resorption.
max canines
The crown of the primary _____ is wider than it is long.
max central incisor
The primary maxillary second molar resembles the permanent _____.
max first molar
The buccocervical ridge is a characteristic feature of the primary _____.
max first molar and man first molar
The crown of the primary _____ is longer than it is wide.
max lateral incisor
the area that is immediately posterior to the most distal tooth in the maxillary arch is called the _______
maxillary tuberosity
the larger and major origin of the ______ muscle is the medial side of the lateral pterygoid plate, the pterygoid fossa and the pyramidal process of the palatine bones
medial pterygoid
the muscle fibers of the _____ muscle run downward and slightly laterally to be inserted into the angle of the mandible on the medial side
medial pterygoid
pulls skin if chin upward
mentalis
most children have a _____ between the distal surfaces of the primary molars
mesial step
Primary molars are wider_____ than the permanent premolars which replace them.
mesiodistally
the ____ muscle and its counterpart make up the floor of the mouth
mylohyoid
The primary maxillary first molar resembles which tooth in the permanent dentition?
none
muscle responsible for the movement of the scalp
occipitalofrontlis
all of the following are classified as supra hyoid except one which one is the exception
omohyoid
the _______ muscle has two bellies one originates at the the upper border of the scapula and the other one originates from the hyoid bone
omohyoid
the _______ muscles helps to depress the hyoid bone
omohyoid, sternohyoid, thyrohoid (all the above)
closes eyelids
orbicularis oculi
the mandibular foramen is located in the ________
rams of the mandible
Runs forward on the surface of the buccinator aids in smiling
risorius
the ____ suture line is found between the right and left parietal bones on the top midline of the skull
sagittal
What type of movement occurs in the upper synovial cavity of the TMJ?
sliding gliding translatory All of the above
the _____ suture is located between the parietal and temporal bones
squamosal
the ______ portion of the temporal bone is involved in the temporomandibular joint
squamous
the action of the _______muscle involves tilting and rotating the head
sternocleidomastoid
the ______ muscle originates from the upper border of the sternum and inserts into the front part of the hyoid bone
sternohyoid
all of the following are classified as infrahyoid muscles except one. which one is the exception
stylohyoid
the ______ muscle originates from the soloed process of the base of the skull and inserts into the posterior portion of the hyoid bone
stylohyoid
the ____ bone makes up the lower portion of the nasal septum
vomer
the zygomatic arch is formed by the _____ process of the _____ bones and the ______ process of the _______ bones
zygomatic/temporal and temporal/ zygomatic
raises upper lip but does not exert great influence since it is a poorly developed muscle
zygomatics minor
