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24 Cards in this Set
- Front
- Back
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Part of the tooth’s anatomy where adjacent tooth crowns in same arch physically touch on each proximal surface?
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Contact area
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Sexants result from a dental arch divided into _____ parts based on the relationship to the midline.
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three parts
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How many teeth are involved in creating each embrasure?
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two teeth
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Another term for the height of contour?
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crest of curvature
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The system of tooth designation commonly used in orthodontics in which the oral cavity is divided into quadrants and each tooth is designated by a numeral 1 to 8?
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The Palmer Notation Method
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Considered the open contact that can exist between the permanent maxillary central incisors
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A diastema is the open contact that can exist between the permanent maxillary central incisors.
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A developmental disturbance in permanent incisors caused by congenital syphilis, leaving them with screwdriver-shaped crowns?
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Hutchinson’s incisors is a developmental disturbance in permanent incisors caused by congenital syphilis, leaving them with screwdriver-shaped crowns.
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The CORRECT term for the raised and rounded area on the cervical third of lingual surface on anterior teeth?
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The cingulum is the raised and rounded area on the cervical third of lingual surface on anterior teeth.
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are rounded enamel extensions on the incisal ridge as noted from either the labial or lingual views?
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Mamelons
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Are considered regions of a tooth during development?
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Lobes
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is the complete tooth displacement from the socket due to extensive trauma?
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Avulsion
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Is a shallow, wide depression on the lingual surface of anterior teeth or on the occlusal table of posterior teeth?
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A fossa
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What part of the tooth is involved in dilacerations?
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Dilaceration is either the crown or root(s) of a tooth showing angular distortion.
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considered an area between two or more root branches before they divide from the root trunk?
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Furcation
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the following groove is the MOST prominent developmental groove on posterior teeth, traveling mesiodistally to separate the occlusal table buccolingually?
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Central
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developmental spaces between primary teeth
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Primate space
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the partial dislocation of both temporomandibular joints?
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Subluxation
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sharp ridge posterior to the articular fossa?
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The postglenoid process is the sharp ridge posterior to the articular fossa.
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What divides the synovial cavities into an upper and a lower compartment?
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disc
The synovial cavities are upper and lower compartments divided by the disc of the temporomandibular joint. |
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considered the parafunctional habit of grinding the teeth?
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Bruxism
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a malocclusion in which the mandibular tooth or teeth are placed facially to the maxillary teeth?
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A crossbite
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spaces is created when primary molars are shed to make room for the smaller mesiodistal permanent premolars?
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The leeway space
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space between the dental arches when the mandible is at rest?
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The interocclusal clearance
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normal physiologic position of the tongue, lips, and mandible when NOT in the function of chewing, swallowing, or speech?
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The resting posture
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