ch 17 & ch 18 Flashcards
oral diseases & microbiology
different diagnosing methods and explanations
historical: family/medical history, genetics
clinical: exam ( dr looking )
radiographic: xray
microscopic: biopsy
lab: blood/fluid test
therapeutic: drugs
gingival: exploratory surgery
differential: comparing
what is a lesion
general term for abnormal tissue - wound, sore, damage, injury
what means “white patch”
leukoplakia
what is an aphthous ulcer
canker sore - trauma, stress
black hairy tounge
oral candidiasis - stain from tobacco
what is adenocarcinoma
tumor in salivary glands - lump/bulge
what is linked to causing leukoplakia
chewing tobacco
attrition
the natural wearing of incisal edges due to age and use
abrasion
abnormal wearing of tooth structure form toothbrush use
bruxism
grind/clench in sleep - stress
erosion
wearing away of lingual enamel from bulimic acid
why are oral piercings bad
chips teeth, gum recession, bacteria
chronic vs acute inflammation
long vs short
cyst
fluid filled sac
abscess
localized area of pus
explain osteoradionecrosis
oste - bone, radi - ray, necrosis - death; deth of jaw bone due to radiation treatment
why should a da understand microbiology and pathogens
infection control and disease transmission
pathogen
disease causing microorganism
groups of microorganisms and explanations
bacteria: strep, tonsilitis, pneumonia, endocarditis, TB, syphilis
virus: COVID, ebola, West Nile, H1N1, hepatitis, herpes, HPV
prions: attack nerve cells, mad cow disease
fungi: mushroom, yeast, mold - oral thrush
protozoa: water and soil - intestinal infections in humans
rickettsia: fleas, ticks, lice - lime disease
algae: water, humans unaffected
shapes of bacteria
cocci: single sphere
streptococci: chains of cocci
bacilli: rods
spirochetes: spirals
staphylococci: clusters/groups
aerobe vs anaerobe
requires oxygen vs no oxygen
disease dental surface disinfectant has to kill
tb
which virus do we get immunized against
Hep B
what is a nonpathogenic microorganism
doesn’t cause disease
