(18) microbiology Flashcards
aerobes
Bacteria that require oxygen to grow
anaerobes
Bacteria that grow in absense of oxygen and are destroyed by oxygen
bacilli
rod-shaped bacteria that cause tuberculosis & other diseases
candida
yeast commonly found in the oral cavity, gastrointestinal tract, & female genital, & sometimes in the skin
chancre
painless ulcerating sore
cocci
spherical bacteria cells that reproduce by dividing into two
creutzfeldt-jakob disease
rare chronic brain disease with onset in middle to late life
ebola
endospores
resistant, dormant structure formed inside of some bacteria that can withstand adverse conditions
facultative anaerobes
organisms that can live with or without oxygen
fungi
plants, yeasts, & molds, that lack chlorophyll
gram negative
Classification of bacteria that do not hold a dye stain under a microscope
gram positive
Classification of bacteria that hold a dye stain and appear dark purple under a microscope
grams stain
Four-step staining process developed by Hans Christian Gram and used to separate bacteria into groups
gram variable
Classification of bacteria that are not consistently stained.