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26 Cards in this Set

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not made up of or containing cells
Acellualar
attachment of one substance to the surface of another; the action of a substance in attracting and holding other materials or particles on its surface.
Adsorption
heterotrophic microorganism that can live and grow in the prescence of free oxygen; some are obligate, others facultative
Aerobe
heterotrophic microorganism that lives and grows in complete (or almost complete) abscence of oxygen; some are obligate, others facultative
Anaerobe
matrix-enclosed bacterial populations adherent to each other and/or to surfaces or interfaces
Biofilm
formation of calculus
Calculogenesis
adjective applied to dental biofilm that is conducive to the formation of calculus.
Calculogenic
development of dental caries
Cariogenesis
adjective to indicate a conduciveness to the initiation of dental caries,such as as carogenic biofilm or a cariogenic food.
Cariogenic
able to live under more than one specific set of environmental conditions; contrast with obligate
Facultative
the collective organisms of a given locale
Flora
the various bacteria and other microscopic organisms that inhabit the oral cavity
Oral Flora
not self-sustaining; feeding on others
Heterotrophic
material present between bacteria in dental biofilm; derived from saliva, gingival exudate, and microorganisms
Intermicrobial matrix
invasion and multiplication of a microorganism in body tissues
infection
white blood corpuscle capable of ameboid movement; functions to protect the body against infection and disease
Leukocyte
white or cream-colored cheesy mass that can collect over dental biofilm on unclean, neglected teeth; it is composed of food debris, mucin, bacteria
Materia alba
stage or process of attaining maximal development; become mature
Maturation
the microscopic living organisms of a region
Microbiota
minute living organisms, usually microscopic; includes bacteria, rickettsiae, viruses, fungi, and protozoa
Microorganism
pleomorphic, gram-negative bacteria that lack cell walls; many are regular oral cavity residents; some are pathogenic
Mycoplasma
ability to survive only in a particular environment; opposite of facultative
Obligate
plant or animal that lives upon or within another living organism and draws its nourishment therefrom; may be obligate or facultative
Parasite
disease-producing agent or microorganism
pathogen
assumption of various distinct forms by a single organism or within a species
pleomorphism
any organism, such as bacteria, that lives upon dead or decaying organic matter
saprophyte