Principles of Biomedical Sciences PLTW- semester 1
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PLTW Biomed Unit 5 and 6 Key terms
Antibody - ANS-An antigen-binding immunoglobulin, produced by B-cell, that functions as the
effector in an immune response
Aseptic technique - ANS-A procedure done under sterile conditions
Bacillus - ANS-a cylindrical or rod-shaped bacterium
Bacteria - ANS-a single cell microorganisms that are often aggregated into colonies by means
of flagella, typically in soil, water, organic matter, or the bodies of animals and plants, usually
autotrophic, saprophytic, or parasitic in nutrition, and are noted for their biomechanics effects
and pathogenicity
B Cell - ANS-A type of lymphocyte that develops in the bone marrow and later produces
antibodies
Coccus - ANS-A spherical bacterium.
Contagious - ANS-Communicable by contact
Fungus - ANS-Saprophytic and parasitic spore-producing eukaryotic organisms that lack
chlorophyll and include molds, rusts, mildews, smuts, mushrooms, and yeasts
Gram Stain - ANS-A method for the differential staining a bacteria that involves fixing the
bacterial cells to a slide and staining with crystal violet and iodine, then washing with alcohol,
and counter staining with saffranin. Results in gram-positive bacteria retaining purple dye and
gram-negative organisms having it decolorized so that the red counterstain shows up
Helminth - ANS-a parasitic worm
Immunity - ANS-A condition of being able to resist a particular disease, especially through
preventing development of a pathogenic microorganism or by counteracting the effects of its
products
Infection - ANS-The state produced by the establishment of an infective agent of on a suitable
host
Microbiology - ANS-a branch of biology dealing especially with microscopic forms of life
Phagocyte - ANS-A cell that engulfs and consumes foreign material and debris
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