102.01 Microbiology Flashcards
microbiology
the study of small living organisms called microbes, such as bacteria
contagious/communicable
when a disease spreads from one person to another via contact
bacteria
one called micro organisms
bacteriology
the study of bacteria
nonpathogenic
non disease producing bacteria (harmless, beneficial)
pathogenic
disease producing bacteria
cocci
spherical bacterial cells, appear singularly or in groups
staphylococci
form as grape like bunches or in clusters
streptococci
form in long chains and can cause septicemia, strep throat, etc.
diplococci
bacterial cells that grow in pairs
bacilli
most common form of bacterial cells (bar, rod shaped)
spirilla
spiraled, coiled, corkscrew shaped bacterial cells
infection
when an insufficient number of antibodies are produced by the body’s defense system to fight harmful bacteria
antibodies
produced by immune system in response to any pathogen; can either destroy, kill, or inactivate pathogens
antitoxins
special group/type of antibodies that render a toxic substance harmless
active stage
bacteria reproduce and grow rapidly
inactive stage
when conditions are unfavorable, cells die or become inactive
sporicidal
product that kills spores
flagella/cilia
hair like projections which extend from the sides of the cell
