quiz 10-21

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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


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