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Bones and Muscles

QuestionAnswer
Suprahyoid muscle with an anterior and posterior belly? Diagastric
Loss of action of the muscle? Paralysis
Muscle of mastication that fills the temporal fossa? Temporalis
Muscles of facial expression in the mouth region that raises the chin? Mentalis
Extrinsic tongue muscle that arises from the genial tubercles? Genioglossus
Muscle of the facial expression that forms a portion of the cheek? Buccinator
Posterior suprahyoid muscle that originates fromt eh styloid process of the temporal bone? Stylohyoid
Type of body tissue that shortens under neutral control, causing soft tissue and bony structures to move? Muscle
Anterior suprahyoid muscle that forms the floor of the mouth? Mylohyoid
Cervical muscles that cover the lateral and posterior surfaces of the neck? Trapezius
Muscles of the neck that include the SCM and trapezius muscles? Cervical
End of the muscle that is attached to the more moveable structure? Insertion
Midline muscular structure that hangs from the posterior margin of the soft palate? Uvula
Hyoid muscles that are inferior to the hyoid bone? Infrahyoids
End of the muscle that is attached to the least moveable structure? Origin
Hyoid muscles located superior to the hyoid bone that can be further divided by their anterior or posterior relationship to the hyoid bone? Suprahyoids
Muscle of the facial expression that runs from the neck to the mouth? Platysma
Anterior suprahyoid muscles that is deep to the mylohyoid? Geniohyoid
Muscle of facial expression in the scalp region that has a frontal and occipital belly? Epicranial
Most obvious and strongest muscle of mastication that enlarges through grinding and clenching? Masseter
Muscle of the facial region that is used when smilining widely? Risorius
Movement accomplished by a muscle when the muscle fibers contract? Action
The plane that divides the body into right and left parts is? Sagittal plane
An area closer to the midline plane of the body is considered? Medial
Which of the following structures is NOT located in the frontal region? Medial canthus
In which region of the head and nexk is the TMJ? Temporal
On the midline of the upper lip, extending downward from the nasal septum is a vertical groove called? Philtrum
The space in the o.c which is located between the cheeks, lips and gum is called? Vestibule
The small buldge of tissue at the most anterior portion of the hard palate is? Incisive papilla
The structure that is found on the midline of the dorsal surface of the tongue is? Paratid papilla
The labial or buccal mucosa meets the alveolar mucosa at? Mucobuccal fold
The structure in the frontal region just under each eyebrow is? Supraorbital ridge (supercilliary ridge)
What is the medial (inner) canthus? Inner angle of the eye
What is the structure that extends from just inferior to the lateral margin of the eye towards the ear? Zygomatic arch
The opening fromt he oral region in the oropharynx is the? Fauces (facial isthmus)
The small flap of tissue anterior to the external acoustic meatus is called? Tragus
The lips are outlined from the surrounding skin by a transition zone that is called? Vermillion border
The firm irregular ridges of tissue directly posterior and lateral to the incisive papilla are? Palatine rugae
The fold of tissue that extends from the junction of hard and soft palates down to the mandible, just behind the most distal mandibular tooth is? ptergomandibular fold
What separates the lower lip from the chin? Labiomental groove
Into which cervical triangles does the SCM divide the neck? Diagonal into anterior cervical triangle and posterior cervical triangle
What muscles orginate on the frontal bone? frontalis and orbicularis oculi
What muscles orginate on the sygomatic bone? zygomaticus
What muscles insert on the lips? Levator labii superioris, depressor labii inferioris, orbicularis oris, and zygomaticus
What muscles insert on the eyebrows? frontalis
What muscles insert on the eyelid? orbicularis oculi
What mastication muscle lowers the mandible? temporalis and external (lateral) pterygoid
What mastication muscle raises the mandible? internal (medial) pterygoid, masseter, and temporalis
What mastication muscle retracts the mandible? temporalis
What mastication muscle protrudes the mandible? External (lateral) pterygoid
What mastication muscle holds the food in place? Buccinator
What mastication muscle originates on the zygomatic arch? Masseter
What mastication muscle originates on the sphenoid only? Internal(medial) pterygoid
What mastication muscle originates on the frontal, parietal, and temporal bones? temporalis
What mastication muscle originates on the maxilla, mandible and pteromandibular raphae? buccinator
What mastication muscle originates on the maxilla,sphenoid, and palatine bones? external(lateral) and internal (medial) pterygoids
What mastication muscle inserts on the orbicularis oris? buccinator
What mastication muscle inserts on the coronoid process of mandible? temporalis
What mastication muscle inserts on the medial surface of body of mandible? Internal (medial) pterygoid
What mastication muscle inserts on the lateral surface of ramus and angle of mandible? Masseter
What mastication muscle inserts on the neck of mandibular condyle and articular disk? External (lateral) pterygoid
What are the broad sheetlike muscles on the sides of neck just under skin? playsma
A broad triangular muscle of the back that functions only partially as a neck muscle? Trapezius
Provides support for the floor of the mouth? Mylohyoid
A V-shaped mucles attached to hyoid and mandibular bones? Digastric
Anterior neck muscle that is attached to the thyroid carilage and part of the sternum? sternothyroideus
Anterior neck muscles that extends from the hyoid bone to the clavicle and manubrium? sternohyoideus
Long muscle of the neck that extends from the mastoid process to the clavicle and sternum? SCM
Muscles that pull the head forward? SCM
A muscle that can lift the clavicle and scapula? trapezius
A muscle that is active while one is frowning? Corrugator supercilii
A muscle that originates on the superior and medial orbital rim? Orbicularis oculi
A muscle that is active during sneering? levator labii superioris alaeque nasi
A muscle that assists the muscles of masstication by keeping the food on the occulsal surfaces? Buccinator
A narrow muscle that originates from fascia superficial to the masseter muscle? Risorius
A muscle that inserts in the skin tissue of the chin? mentalis
A muscle in which some of its fibers when active can cause the mandible to retract? Temporalis
A muscle which inserts on teh coronoid process of the mandible? Temporalis
A muscle which when contracted can cause the mandible to shift to the opposite side? lateral (external) pterygoid
Muscles that can close the lower jaw? Masseter, medial (internal) pterygoid, and temporalis
A group of muscles which elevates the hyoid bone and larynx (occurs during swallowing)? Suprahyoid muscles: Digastric, mylohyoid, stylohyoid, and geniohyoid
A muscle which forms the floor of the mouth? Mylohyoid
A muscle which originates from the genial tubercles and inserts int he tongue and hyoid bone? Genioglossus
A muscle that originates from teh infratemporal crest and the lateral surface of the lateral pterygoid plate, and inserts on the anterior surface of the mandubular condyle and the capsule of the TMJ? Lateral (external) pterygoid
What muscles open the jaw? Anterior suprahyoids: Anterior belly of Digastric, Mylohyoid, and Geniohyoid
Which muscles cause protrusion of the mandible? Lateral pterygoid (both sides)
Which muscle is active when a person grimaces? platysma,orbicularis oculi,risorius
Which muscles are active when a person is smiling? Levator anguli oris, zygomaticus major and minor, and levator labii superioris
Which muscle encircles the mouth and what is its function? Orbicularis oris; pursing lips, puckering, kissing, pouting, closing lips
A muscle with 2 bellies originates fromt eh occipital bone and mastoid process and inserts on the skin tissue of the eyebrow and root of nose? Epicranial
What muscle inserts on the mastoid process? SCM
What nerve innervates the muscles of mastication? V trigeminal and 3rd division of mandible
What nerve innervates the muscle of facial expression? VII cranial or Facial nerve
The forehead bone? Frontal
The upper jaw? Maxilla
Cheekbone? Temporal and zygomatic
Lower jaw? mandible
sides of skull? frontal,parietal, occipital, temporal, zygomatic, sphenoid
on walls of nasal fossa? nasal conchae
unpaired bones? ethmoid, frontal, mandible, occipital, sphenoid, vomer
bones of hard palate (2 pair)? palatine and maxilla
back and bottom of skill? occipital
contain sinuses (4 bones)? frontal, maxilla, sphenoid, ethmoid
external bridge of nose? nasal bone
on median line in nasal cavity? ethmoid, vomer
Which bone contains the following stucture:alveloar process? maxilla and mandible
Which bone contains the following stucture: angle? mandible
Which bone contains the following stucture:antrum of highmore (max sinus)? maxilla
Which bone contains the following stucture:chiasmatic groove? sphenoid
Which bone contains the following stucture:coronoid process? mandible
Which bone contains the following stucture:cribriform plate? ethmoid
Which bone contains the following stucture:crista galli? ethmoid
Which bone contains the following stucture:external acoustic meatus? temporal
Which bone contains the following stucture:incisive fossa? mandible
Which bone contains the following stucture:inferior temporal line? frontal and parietal
Which bone contains the following stucture:internal acoustic meatus? temporal
Which bone contains the following stucture:mandibular condyle? mandible
Between the parietal and occipital? Lambdoidal
Between two maxillae on median line? medial palatine
between the 2 parietal on the medial line? sagittal
between frontal and parietal? coronal
between parietal and temporal? Squamosal
Between maxillary and palatine? Transverse palatine
Lightens the skull? Sinuses
Allow compression of skull bones during birth? fontanel
Provides attachment site for falx cerebri (menegi)? Crista galli
Allow sound waves to enter the skull? External acoustic meatus
Point of attachment of some tongue muscles? genial tubicles and styloid process
Points of articulation between skill and first vertebra(atlas? occipital condyles
Point of articulation between mandible and skull? TMJ
On what bones is this foramen or canal on: anterior platine foramen (incisive foramen)? maxilla
On what bones is this foramen or canal on:carotid canal? temporal
On what bones is this foramen or canal on:foramen magnum? occipital
On what bones is this foramen or canal on:foramen ovale? sphenoid
On what bones is this foramen or canal on:hypoglossal canal? occipital
On what bones is this foramen or canal on:infraorbital foramen? maxilla
On what bones is this foramen or canal on:internal acoustic meatus? temporal
On what bones is this foramen or canal on:mandibular foramen? mandible
On what bones is this foramen or canal on:mental foramen? mandible
On what bones is this foramen or canal on:optic canal? sphenoid
On what bones is this foramen or canal on:supraorbital foramen? frontal
On what bones is this foramen or canal on:zygomaticofacial foramen? zygomatic
What bones forms the inferior wall of the orbit? Maxillary
What bones form the medial wall of the orbit? Lacrimal and ethmoid
What bone contains the carotid canal? Temporal
What bone contans the styloid process? Temporal
What bones forms the jugular foramen? Occiptial and temporal
What bones form the vertical partition of the nasal cavity? Ethmoid, and vomer
What bone contains the hypoglossal canal? Occipital
What bone contains the optic canal? Sphenoid
What bone forms the forehead and anterior portion of the skull? Frontal
What bones form the nasal conchae? Ethmoid, inferior nasal conchae
What bone contains the genial tubercles? Mandible
What structure is found on the posterior portion of the body of the maxilla? Maxillary tuberoscity
What structure forms the zygomatic arch? Temporal and Zygomatic
What structure forms the pterygoid process? Medial/Lateral pterygoid plate and pterygoid fossa
What structure forms the cranial portion of the TMJ? articular eminence and articular fossa
Where is the following located:lacrimal fossa? inside lateral portion of supraorbital ridge
Where is the following located:submandibular fossa? below posterior portion of mylohyoid line
Where is the following located:sublingual fossa? superior to anterior portion of mylohyoid line
Where is the following located:Coronoid notch? anerior portion of ramus
Where is the following located:Mandubular notch between coronoid process and condyle
Which opening connects the orbit with intracranial fossa? superior orbital fissure
Which opening connects the orbit with infratemporal and pterygopalatine fossa? inferior orbital fissure
What is a process? any prominence on a bony surface
What is a condyle? A large projection (usually involved in joints- round)
What is a Tuberoscity? rough site; usually site of muscle attachment
What is an arch? Projection that looks like a bridge
What is a cornu? Hornlike prominence
What is an epicondyle? next to condyle
What is a tubercle? Rounded elevation on bone surface
What is a crest? Roughened border or ridge at edge of bone
What is a spine? blunt or sharply pointed projection
What is a notch? indentation at edge of bone
What is a sulcus? shallow depression or groove (course for artery or nerve)
What is a fossa? deep depression; attachment areas for muscle
What is an ostium? small opening; an entrance into hollow organ or canal
What is a meatus? Type of canal; not completely closed
What is a fissure? A Narrow cleft like opening
Created by: 1399016964