Term
| The least moveable structure |
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Definition
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Term
| The more moveable structure |
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Definition
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Term
| The work accomplished when the muscle contracts; the insertion moves to the origin |
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Definition
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Term
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Definition
| Masseter,MedialPterygoid,Lateral Pterygoid, and Temporalis |
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Term
| What are the neurocranium bones? |
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Definition
| Frontal bone, Sphenoid bone, Ethmoid bone, Occipital bone, Temporal Bone, 2 parietal bones |
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Term
| What are the viscerocranium bones? |
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Definition
| Vomer,nasal,lacrimal,inferior nasal conchae,zygomatic, 2 palatine bones, 2 maxillary bones |
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Term
| what are the paranasal sinuses? and what is their function? |
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Definition
| Air filled cavities of different size, func is to lighten the skull |
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Term
| The 2 bones that form the TMJ are? |
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Definition
| temporal bone and mandibular bone |
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Term
The 2 bones that form the hard palate are?
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Definition
| anterior of the maxilla, anterior of the palatine bones |
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Term
| What 2 bones form the nasal septum? |
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Definition
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Term
| What 2 bones form the zygomatic arch? |
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Definition
| Zygomatic process of temporal bone and temporal process of zygomatic bone |
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Term
| A white or light area on a radiograph is? |
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Definition
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Term
| A short circular opening through a bone is? |
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Definition
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Term
| A linear prominence of bone? |
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Definition
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Term
| A long tubular opening through bone is? |
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Definition
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Term
| A black or dark area seen on a radiograph is? |
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Definition
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Term
| A marked prominence of bone is? |
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Definition
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Term
| A depression on a bony structure is? |
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Definition
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Term
| Why are the Maxillary sinuses important in dentistry? |
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Definition
| Because they extend from the posterior of the canines to third molar and may extend down and around root tips of maxillary teeth |
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Term
| What is the origin of the Temporalis |
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Definition
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Term
| What is the insertion of the Temporalis? |
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Definition
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Term
| What is the ACTION of the Temporalis |
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Definition
| Elevation and Retraction of mandible |
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Term
| What is the ORIGIN of the Masseter Muscle? |
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Definition
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Term
| What is the INSERTION of the Masseter? |
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Definition
| Lateral Angle of the Mandible |
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Term
| What is the ACTION of the Masseter? |
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Definition
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Term
| What is the ORIGIN of the MEdial Pterygoid? |
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Definition
1. MEdial side of Lateral Pterygoid plate
2.Maxillary Tuberosity |
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Term
| What is the INSERTION of the MEdial Pterygoid? |
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Definition
| Medial Angle of the Mandible |
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Term
| What is the ACTION of the MEdial Pterygoid? |
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Definition
| Elevation of the Mandible |
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Term
| What is the ORIGIN of the Lateral Pterygoid? |
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Definition
1.Lateral side of Lateral Pterygoid Plate
2.Greater Wing of Sphenoid |
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Term
| What is the INSERTION of the Lateral Pterygoid |
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Definition
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Term
| What is the ACTION of the Lateral Pterygoid |
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Definition
| Depression,Protrusion, and lateral excursion aka. side to side |
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Term
| The buccinator is a muscle of mastication..true or false? |
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Definition
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Term
| What is the Muscle of Facial Expression |
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Definition
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Term
| What is the function of the Buccinator? |
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Definition
| Aids in mastication, pushes food from the vestibule back onto occlusal surface during chewing |
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Term
| What is the ORIGIN of the buccanator? |
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Definition
| Alveolar process of Mandible |
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Term
| What is the INSERTION of the Buccinator? |
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Definition
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Term
| What is the ACTION of the Buccinator? |
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Definition
| Compresses the cheek into the teeth for chewing |
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Term
| What are the Extrinsic muscles of the tongue? |
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Definition
| Genioglossus,Styloglossus,Hyoglossus,Palatoglossus |
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Term
| What are the Intrinsic muscles of the tongue? |
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Definition
| Superior Longitudinal, Inferior Longitudinal,Transversus, Verticalis |
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Term
| What is the ORIGIN of the Genioglossus? |
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Definition
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Term
| What is the INSERTION of the Genioglossus? |
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Definition
| Ventral surface of tongue |
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Term
| What is the ACTION of the Genioglossus? |
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Definition
Protrudes and Depresses Tongue/
Pulls tongue -->forward |
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Term
| What is the Origin of the Styloglossus? |
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Definition
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Term
| What is the INSERTION of the Styloglossus? |
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Definition
| Ventral/Lateral surface of the tongue |
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Term
| WHat is the ACTION of the Styloglossus? |
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Definition
Retracts the tongue/
Draws tongue back |
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Term
| What is the Origin of the Hyoglossus? |
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Definition
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Term
| What is the INSERTION of the Hyoglossus? |
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Definition
| Ventral/Lateral surface of the tongue |
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Term
| What is the ACTION of the Hyoglossus? |
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Definition
Depresses Tongue/
Side of tongue down |
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Term
| What is the ORIGIN of the Palatoglossus? |
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Definition
| Posterior hard palate and anterior soft palate |
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Term
| What is the INSERTION of the palatoglosus? |
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Definition
| Posterior and Lateral surface of tongue |
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Term
| What is the ACTION of the Palatoglossus? |
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Definition
Elevates and arches tongue/
Pulls side of tongue up and back |
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Term
| What way do the fibers of the Superior Longitudinal muscle go and where are they located? |
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Definition
| They are located on the top of the tongue and run anterior to posterior |
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Term
What way do the Inferior Longitudinal muscle fibers run and where is the muscle located?
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Definition
| The fibers run anterior to posterior and its located on the bottom of the tongue |
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Term
| What way do the fibers run in the transverus muscle of the tongue? |
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Definition
| They begin at the median sulcus and run left to right |
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Term
| What way do the Verticalis muscle fibers of the tongue run? |
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Definition
| Fibers run from top to bottom |
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Term
| What is the ACTION of the Superior Longitudinal Muscle of the Tongue? |
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Definition
| Shorten and Fatten the tongue |
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Term
| What is the ACTION of the Inferior Longitudinal muscle of the tongue? |
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Definition
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Term
| What is the ACTION of the Transversus muscle of the tongue? |
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Definition
Lenghten and narrow/
Thin and long |
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Term
| What is the ACTION of the Verticalis muscle of the tongue? |
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Definition
Lengthen and Narrow/
Thin and Long |
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Term
| What is the function of the Hyoid Muscles? |
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Definition
| Assist in mastication and swallowing |
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Term
| What are the muscles of the Soft Palate? |
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Definition
| Palatoglossus and Palatopharyngeous |
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Term
| What is the function of the Suprahyoid Muscles? |
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Definition
| Elevates hyoid bone and layrnx;depresses mandible |
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Term
| What is the muscle that forms the floor of the mouth? |
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Definition
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Term
| What are the Surprahyoid muscles? |
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Definition
| Digastric,Mylohyoid,Stylohyoid,Geniohyoid |
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Term
| What are the Infrahyoid Muscles? |
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Definition
| Sternothyroid,Sternohyoid,Omohyoid,Thyrohyoid |
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Term
| What is the function of the Infrahyoid muscles? |
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Definition
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Term
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Definition
| A site of union between 2 bones |
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Term
| TMJ is a joint on each side of the head that allows for |
|
Definition
| movement of the mandible for speech and mastication |
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Term
| Where is the Upper Synovial Cavity located? |
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Definition
| between disc and mandibular fossa |
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Term
| Where is the lower Synovial Cavity located? |
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Definition
| between the disc and condyle |
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Term
| Synovial Fluid (?) the joint |
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Definition
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Term
| The condyle will come in contact with the bone and create a clicking sound when? |
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Definition
| The articular disc is displaced to the anterior |
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Term
| The Articular disc (aka Meniscus) is attached to? |
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Definition
| The medial and lateral poles of the condyle |
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Term
| The Articular disc should be between the (?) and the (?) to prevent contact of the bones |
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Definition
| Temporal fossa and the condyle |
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Term
| What are the ligaments associated with TMJ? |
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Definition
| Temporomandibular ligament, Sphenomandibular Ligament, and Stylomandibular ligament |
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Term
| The Temporomandibular ligament is located on the (?) side of each joint |
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Definition
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Term
| The Sphenomandibular ligament extends from the (?) to the (?) of the mandible and is the (?) aspect. |
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Definition
| Sphenoid bone to the lingula of the mandible and is the medial aspect |
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Term
| The stylomandibular Ligament runs from the (?) of the temporal bone to the (?) |
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Definition
| Styloid process to angle of mandible |
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Term
| Fibrous capsule that encloses the TMJ is ? |
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Definition
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Term
| During (?) the maxillary teeth and mandibular teeth are 2-3mm aparrt; there is no muscle contraction |
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Definition
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Term
| During the (?) the lower and upper teeth are occluded with the most complete and comfortable intercusption |
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Definition
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Term
| (?) is the most retruded relationship between the mand and max, the condyles are in their most upward,backward,and unstrained position in the mandibular fossa |
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Definition
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Term
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Definition
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Term
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Definition
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Term
|
Definition
|
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Term
|
Definition
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Term
| Lower jaw shifts side to side |
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Definition
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Term
| Occlusion to rest position is termed |
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Definition
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Term
| Rest Position to mouth open wide is termed |
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Definition
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Term
| some Disorders of the joint are |
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Definition
| TMD, Subluxation, Clicking/popping,Arthritis |
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Term
| Dislocation of both joints where condyle goes beyond articular eminence |
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Definition
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Term
|
Definition
| Clicking and Popping of the TMJ |
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Term
| Inflammation of the joint is |
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Definition
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Term
|
Definition
| Trauma,opening to wide,bruxism,malocclusion,orthodontics, STRESS, Systemic diseases such as arthritis and lupus, Ergonomics |
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Term
|
Definition
| Jaw pain and stiffness,headaches/migraines,toothaches/sensitivity,tender joint area,difficulty opening mouth,pain/fatigue when eating,clicking or popping in joint,cervical neck pain,toothwear,dizziness,earaches,numbness of fingers |
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Term
| Night guard aka occlusal splint is a treatment option for |
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Definition
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Term
| Treatment for TMD includes |
|
Definition
| medication,rest,moist heat,exercises,physical therapy,stress management, occlusal adjustment, TMJ replacement |
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Term
| When the mandible is protruding the TMJ movement is? |
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Definition
| Gliding in both upper synovial cavities |
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Term
| When the mandible is ratracting the TMJ movement is? |
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Definition
| Gliding in both upper synovial cavities |
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Term
| When the mandible is elevated and retracted the TMJ movement is? |
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Definition
| Gliding in both upper synovial cavities and Rotation in both lower synovial cavities |
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Term
| When the mandible is depressed and protruded the TMJ is? |
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Definition
| Gliding in both upper synovial cavities and rotation in both lower synovial cavities |
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Term
| When the mandible shifts from side to side the TMJ is |
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Definition
| Gliding in one upper synovial cavity and rotation in the opposite upper synovial cavity |
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Term
| Muscle involved in TMJ movement when the mandible is protruding is? |
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Definition
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Term
| Muscles involved in TMJ movement when the mandible is retracted are? |
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Definition
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Term
| Muscles involved in TMJ movement when the mandible is elevated and retracted (closed) are? |
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Definition
| Masseter,Temporalis,Medial Pterygoid |
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Term
| Muscles involved in TMJ movement when the mandible is depressed and protruded (open) are? |
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Definition
| Lateral Pterygoid and Hyoid Muscles |
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Term
| Muscle involved in TMJ movement when the mandible is moving from side to side are? |
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Definition
| One muscle of the Lateral Pterygoid |
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