chapter 18-19 definition terms Flashcards
Aerobes
requires oxygen to grow
Chancre
a painless ulcerating sore
bacilli
rod shaped bacteria that causes TB and other diseases
endospore
resistant dormant structure formed inside of some bacteria that can withstand adverse conditions
fungi
plants, such as mushrooms, yeasts, and molds that lack chlorophyll
gram negative
classification of bacteria that do not hold a dye stain under a microscope
grams stain
four-step staining process developed by Hans Christian Gram and used to separate bacteria into groups
herpes virus
causes an ulcer like lesion
Latent
dormant
Non pathogenic
non disease causing
Pandemic
condition/disease that occur all over the world or country,
petri plate
small, flat dish made of thin glass or plastic that contains sterile solid medium for the culture of microorganisms; also called Petri dish
virulent
capable of causing serious disease
acquired immunity
immunity that id developed throughout a persons lifetime.
anaphalaxis
serious allergic reaction that causes the throat to close and may result in death
chain of infection
conditions that all must be present for an infection/disease to occur
communicable disease
contagious infection or disease that can spread from person to person
direct contact
touching or coming in contact with a patient’s blood or saliva
hazardous waste
waste that presents danger to humans or the environment
immunity
the ability of the body to resist disease
infectious waste
waste that is capable of causing infectious disease
latent infection
a persistent infection in which that symptoms come and go
pathogen
disease causing organism
sharps
pointed or cutting instruments, including needles, scalpel blades, orthodontic wires, and endodontic instruments.
universal precautions
guidelines based on treating all human blood and body fluids (including saliva) as potentially infectious
