What's the difference between bridge and pontic?

Bridge


Definition:

  • (n.) A structure, usually of wood, stone, brick, or iron, erected over a river or other water course, or over a chasm, railroad, etc., to make a passageway from one bank to the other.
  • (n.) Anything supported at the ends, which serves to keep some other thing from resting upon the object spanned, as in engraving, watchmaking, etc., or which forms a platform or staging over which something passes or is conveyed.
  • (n.) The small arch or bar at right angles to the strings of a violin, guitar, etc., serving of raise them and transmit their vibrations to the body of the instrument.
  • (n.) A device to measure the resistance of a wire or other conductor forming part of an electric circuit.
  • (n.) A low wall or vertical partition in the fire chamber of a furnace, for deflecting flame, etc.; -- usually called a bridge wall.
  • (v. t.) To build a bridge or bridges on or over; as, to bridge a river.
  • (v. t.) To open or make a passage, as by a bridge.
  • (v. t.) To find a way of getting over, as a difficulty; -- generally with over.

Example Sentences:

  • (1) The role of Ca2+ in cell agglutination may be either to activate the cell-surface dextran receptor or to form specific intercellular Ca2+ bridges.
  • (2) Data from cases with myocardial bridges show that both fatty streaks and raised lesions are seldom observed in the region distal to myocardial bridge.
  • (3) which suggest that ~60-90% of the cross-bridges attached in rigor are attached in relaxed fibers at an ionic strength of 20 mM and ~2-10% of this number of cross-bridges are attached in a relaxed fiber at an ionic strength of 170 mM.
  • (4) Terry Waite Chair, Benedict Birnberg Deputy chair, Antonio Ferrara CEO The Prisons Video Trust • If I want to build a bridge, I call in a firm of civil engineers who specialise in bridge-building.
  • (5) Brief digestion at neutral pH without reduction produced a molecule in which the Fab and Fc fragments were still linked by a pair of labile disulphide bridges, and the Fc fragment released by cleaving these bonds, called 1Fc fragment, contained a portion of the ;hinge' region including an interchain disulphide bridge.
  • (6) Acute coronary angiography showed myocardial bridging and total occlusion of the left anterior descending artery in the middle one-third of its course.
  • (7) These force-generators are identified with projections (cross-bridges) on the thick filament, each consisting of part of a myosin molecule.
  • (8) Segmental function was diminished an average of 67.8% in "noses" and 46.6% in "bridges".
  • (9) Gibbs was sent off in the first half at Stamford Bridge for handball, despite replays clearly showing it was his team-mate Alex Oxlade-Chamberlain who illegally deflected an Eden Hazard shot.
  • (10) Close van der Waals' contacts between the Cys22-Cys63 and Cys51-Cys75 disulfide bridges and the central hydrophobic core composed of the Trp25, Leu46, His48a and Trp62 side-chains are among the distinguishing features of the kringle 2 fold.
  • (11) The reactivity of the three disulphide bridges of insulin towards sodium sulphite was studied by amperometric titration of the liberated thiol groups.
  • (12) The cartilage of the concha is a valuable substitute of the bridge and the posterior wall of the external auditory conduct.
  • (13) It is shown from an analysis of the transient force responses observed after sudden changes in muscle length applied both at full and reduced overlap and during the rising phase of short tetani that these responses can be explained on the basis of varying numbers of cross bridges attached at the time of the length step.
  • (14) A two-lane, 400m bridge – funded by Jica, Japan's aid agency – coupled with simplified procedures agreed by Zambia and Zimbabwe have speeded up processing time.
  • (15) The dynamic properties of cross-bridge movement were investigated in glycerol-treated muscle fibers under various conditions by analyzing tension responses to two types of length change.
  • (16) The first problem facing Calderdale is sheep-rustling Happy Valley – filmed around Hebden Bridge, with its beautiful stone houses straight off the pages of the Guardian’s Lets Move To – may be filled with rolling hills and verdant pastures, but the reality of rural issues are harsh.
  • (17) It is suggested that a general manner of folding may be a common feature of the heterogeneous population of kappa-chains: one bridge which folds an invariable stretch of the chain, another bridge which folds a stretch that varies from protein to protein, and a bridge at the C-terminus which is the interchain link.
  • (18) 1-[(4-amino-2-methyl-5-pyrimidinyl)methyl]-3-(2-chloroethyl)-3- nitrosourea hydrochloride (ACNU) causes chloroethylation of DNA strand followed by cross linking through an ethylene bridge.
  • (19) Optimal staining of antigen rich tissue, such as frozen sections, with the peroxidase antiperoxidase method required low antiserum concentrations apparently to minimize the binding of both antigen-binding fragments of the bridging antibody to the tissue bound antiserum.
  • (20) The results provided information on the energetics of actin-myosin-ligand states that occur in the portion of the cross-bridge cycle where MgATP binds to myosin.

Pontic


Definition:

  • (a.) Of or pertaining to the Pontus, Euxine, or Black Sea.

Example Sentences:

  • (1) This report reviews nine cases where despite the wide range of treatments applied to the dentition after a traumatic episode, tooth loss was inevitable and the crown of the damaged tooth was used as a pontic for an immediate bridge.
  • (2) Fixed bridges with a tight but non-compressive contact to the mucosa in the pontic area and with interchangeable test specimens placed in the pontic base were constructed for five patients.
  • (3) The measuring devices consisted of four strain-gauge transducers uniformly and bilaterally mounted in pontics of maxillary bridges to represent the posterior (end abutment and distal cantilever respectively) and anterior regions.
  • (4) Optimal pontic design can be accomplished only if each situation is evaluated on an individual basis and an appropriate design selected.
  • (5) Labial veneering of the pontic with Vitadur-N significantly decreased the stability compared with that of the unveneered In-Ceram framework.
  • (6) From panoramic radiographs the numbers of remaining teeth, restored teeth (fillings and crowns), pontics, and endodontically treated teeth were assessed in 1968-69 and in a 12-yr follow-up study in 1980-81.
  • (7) The study also shows that cantilever pontics can be used to achieve and maintain the stability of fixed bridgework.
  • (8) To apply a particular pontic design arbitrarily is to disregard the work to date which appears to emphasize the individuality of each pontic situation.
  • (9) This clinical study was an attempt to find out if a patient's home care plaque control at his or her abutment tooth is more effectively enhanced by a modified ridge lap or a hygienic pontic design.
  • (10) A custom-made porcelain-fused-to-metal ring pontic for a removable partial denture may be color characterized and glazed by use of familiar procedures.
  • (11) The clinical crown of the patient's extracted tooth was used as a pontic by attaching it to the adjacent teeth with acid-etch bonded resin.
  • (12) The study consisted of three 4-wk periods with different hygienic measures: 1) no oral hygiene around and beneath the pontic, 2) thorough hygiene using toothbrush and toothpicks and 3) thorough hygiene using a toothbrush and dental floss every day.
  • (13) The purpose of the present study was to investigate plaque accumulation and inflammatory changes in the mucosa beneath fixed bridge pontics of various materials, in patients cleaning the infrapontic space daily.
  • (14) A new and simple technique for aesthetic tooth replacement during orthodontic treatment, with a pontic using orthodontic wire mesh, is described and appears in the author's clinical practise to be superior to the other techniques reported previously.
  • (15) Several factors have been presented that must be evaluated when selecting an appropriate posterior pontic design.
  • (16) Although the pontics had a much higher mobility than normal teeth, the fatigue limit was found to be above 600 N which is much higher than the average biting forces acting on the first and second molars.
  • (17) The base of the pontic for a fixed partial denture should be made buccolingually as the mirror image of the crest of the residual ridge it is to contact, and it should follow mesiodistally the contour and length of the clinical crowns of the adjacent abutment teeth.
  • (18) Consequently, special attention should be given to the more flexible pontic which might very possibly cause injury to the abutment teeth under the first two conditions.
  • (19) The bridges involved a mean of only 3.9 units (retainers and pontics).
  • (20) In this area the compress stress is largest, when the vertical loading is applied on the two-abutment tooth and pontic, the sigma 2 is -120.0 but the stress of alveolar bone of the molar is uniform.

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