Category: F
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Fusiform
A term to describe the morphology of certain types of bacteria, indicating a spindle or cigar shape; reflective in the genus Fusobacterium. Thick but tapering towards both ends. Spindle-shaped, i.e., is circular in cross-section and tapering at both ends. Referring to muscles which are shaped like a spindle, with a wider middle section which becomes…
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Fused teeth
Two or more teeth that are structurally united.
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Furcation invasion
The extension of periodontitis or pulpitis into a trifurcation area.
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Furcation
The anatomic area of a multirooted tooth where the roots diverge. The branch point of a multirooted tooth. Teeth that divide into two roots are termed bifurcated. Teeth that divide into three roots are termed trifurcated.
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Fungi
A eukaryotic (nucleated) group of microbes. A phylum of plants whose members are devoid of any pigment capable of photosynthesis; they are unable to synthesize protein or other organic material from simple compounds, and are therefore parasitic or saprophytic. Plants which contain no chlorophyll, that is, molds. A very large group of organisms, now considered…
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Functionally generated path
The path of motion dictated and constrained by the morphology and position of the teeth, joint anatomy, and muscles of mastication.
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Functional side
The side of the body towards which the mandible moves in lateral excursion.
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Functional record
The recording of the envelope of motion of the mandible for measurement or duplication in a prosthetic device.
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Functional occlusion
Position of the working contacts of the maxillary and mandibular teeth during mastication and deglutition.
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Functional occlusal splint
Any device that works to control the plane and range of mandibular movement.