Unit 4 microbio Flashcards
bacteria that maintains its color after treatment with acid solutions
acid-fast bacilli (AFB)
a special acid base used to identify AFB
eg. Ziehl-Neelson stain
acid-fast stain
a spray of fine particles in the air
aerosol
an extract of seaweed used to grow bacteria
agar
a sterile petri dish in which agar is solidified
agar plate
a tube in which agar is allowed to solidify at an angle
agar slant
an organism that grows without O2
anaerobe
a routine used to prevent contamination and to maintain sterility
aseptic technique
rod shaped bacteria
bacillus
one celled microorganism
bacteria
study of bacteria
bacteriology
tiny bacteria that are intracellular parasites, responsible for causing sexually transmitted disease
chlamydia
a spherical-shaped bacteria
coccus
a mass of bacteria growing on a media
colony
the act of growing bacteria on a media
culture
the act of growing a microorganism and testing to determine which antibiotic is effective
C&S
bacteria that stains pink/red with a gram’s stain
gram neg
bacteria that stains blue/purple with a gram’s stain
gram pos
crystal violet, iodine, alcohol-acetone & safranin.
used to differentiate between gram - and gram + bacteria
gram’s stain
the introduction of microorganisms to media
inoculation
a wire with a loop at one end and a handle on the other, heated and used to inoculate or transfer bacteria
inoculation loop
a calibrated loop to 1 microliter used to plant urines.
loop must be placed in vertical position in the urine and then inoculated onto media
calibrated loop
the study of living microorganisms that can cause infection and/or disease in humans
medical microbiology
a solid or liquid substance containing nutrients on which to grow bacteria
media
a substance that can cause dye to stick to an object eg. iodine
mordant
the study of fungi
mycology
bacteria normally found in the body
normal flora
an organism that lives off another living creature
parasite
the study of parasites
parasitology
