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Microbiology
Lecture 12
63
Microbiology
Undergraduate 1
07/10/2015

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Term
Syphilis-agent
Definition
Treponema pallidum
Term
Syphilis-Invasion
Definition
Penetrates mucous membranes
Wounds/Hair follicles
Term
Syphilis Transmission
Definition
Sex
congenital
Term
Syphilis Characteristics
Definition
Primary-chancre
Secondary-Fever,jaundice
Tertiary-gummas, to brain
Term
Syphilis Test
Definition
VRDL
(venereal disease research lab)
check for antibodies
Term
Syphilis Treatment
Definition
penicillin (even though g-)
to affect protein synthesis
Term
Syphilis-how much reported
Definition
one of the most reported
Term
Gonorrhea-agent
Definition
Neisseria gonorrheae (g-)
Term
Gonorrhea Invasion
Definition
Wounds
Attachment with pili to epithelial cells
Term
Gonorrhea Transmission
Definition
Sex
fluid contact because very fragile diplococcus
passed to infants
Term
Gonorrhea Characteristics
Definition
Discharge, burning, itching, sterility
Term
Infant Gonorrhea
Definition
gonococcal opthalmia
can lead to blindness
treat with Silver Nitrate
Term
Chlamydial urethritis-agent
Definition
Chlamydia tracomatis
(small intracell. parasite)
abnormal cell wall
Term
Chlamydia urethritis invasion
Definition
Wounds
Term
Chlamydia urethritis transmission
Definition
Sex
Term
Chlamydia Characteristics
Definition
80-90% nonsymptomatic
discharge as gonorrhea
Term
Chlamydia in infants
Definition
Chlamydial opthalmia and pneumonia
Term
Chlamydia Treatment
Definition
Choroquinolones
erythromycin
Effect protein synth, and DNA gyrase
Term
Chancoid-Agent
Definition
Haemophilus ducreyi
(g-) rod
Term
Chancoid Invasion
Definition
Wounds
Contact with leisons
Bacteria go to lymph
Term
Chancoid Transmission
Definition
Sex
Contact with leisons
Term
Chancoid Characteristics
Definition
SOFT chancre
endemic in developing countries
Term
Lymphogora nuloma/venereum-agent
Definition
Chlamydia trachomatis (different serotype)
Term
Lymphogora nuloma venereum Transmission
Definition
Sex
Term
Lymphogora nuloma venereum Characteristics
Definition
Fever, swelling, to lymph
Term
Contact Bacterial Diseases
Definition
Transmitted by skin contact
Term
Leprosy-agent
Definition
Mycobacterium leprae
(acid fast rod)
heat sensitive
Term
Leprosy-invasion
Definition
Obligate intracell. parasite
grow inside macrophages
Term
Leprosy Transmission
Definition
Skin contact, droplets
Term
Leprosy Characteristics
Definition
Skin leisons
Inside bone in superficial regions
95% population has natural immunity
Term
Leprosy Treat
Definition
2-3 antibiotics
Term
Leprosy Cultivation
Definition
9 banded armadillos
hard to lab cultivate
Term
Abscess, boil Agent
Definition
Stap aureus
Term
Abscess, boil Invasion
Definition
Transient Normal flora
can enter wounds and become pathogenic
Term
Abscess, boil Transmission
Definition
Skin contact wounds, spread by food handlers to be food poisioning
Term
Abscess boil Characteristics
Definition
skin lesions, pus filled pockets
spread to blood and other organs
septicemia
can cause bone infection
can produce exotoxin (enterotoxin)
Term
Abscess Impetigo
Definition
More in children with low immune system
Term
Abscess resistance
Definition
MRSA- methicilin resistant s.a.
VISA- vancomycin resistamt s.a.
Term
TSS-agent
Definition
Staph aureus strain that produces a toxin
Term
TSS invasion
Definition
small wounds made with tampons
production of a toxin
Term
TSS characteristics
Definition
Sunburn-like rash, fever, coma
Term
Bacterial Conjunctivitis-agent
Definition
Haemophilus influenza III
(g-)rod
Term
Haemophilus influenzae III disease
Definition
Pink eye
Term
Bacterial Conjunctivitis Transmission
Definition
face to face contact, airborne droplets, towels
Term
Pink Eye characteristics
Definition
very contagious
Term
Endogenous Bacterial Diseases
Definition
normal flora mos become pathogenic in individuals with depressed immune systems
Term
Gangrene Agent
Definition
Bacteroides fragilis
(g-) rod
Term
Gangrene Invasion
Definition
Normally in large intestine
Injury goes to blood vessels
Term
Gangrene Characteristics
Definition
Produces clots-necrosis
Term
UTI-Agent (primary)
Definition
E.coli
Term
UTI Agents (secondary)
Definition
Proteus, chlamydia
Term
UTI Invasion
Definition
in urinary tract become pathogenic
belong in intestine
Term
UTI Characteristics
Definition
Cystitis (bladder), urethritis (ureters), pyelonephritis (nephrons)
burn pain during urination
Term
UTI treat
Definition
Sepro
Term
Dental Carries-Agents
Definition
Strep mutans
Strep mitis
Strep salivaris
Term
Dental Carries-Invasion
Definition
Biofilm (Plaque) formed on teeth
Bacteria produce acids that break enamel
Term
Dental Carries- Prevention
Definition
Fluorides, decrease sugar in food (ferm produces acid)
Term
Stages of Biofilm Development
Definition
Attach
Initial Colonization
Secondary Colonization
Mature Biofilm
Term
Nosocomial Infections
Definition
acquired during hospitalization (caused by opportunistic organisms)
Term
Nosocomial Infecttions Passed by
Definition
Hospital Staff
Term
3 Predisposing Factors for Nosocomial
Definition
-wide variety mos present
-weak immune patients
-direct or indirect chain of transmission
Term
20% Nosocomial
Definition
carried by hospital staff
Term
80% Nosocomial
Definition
opportunistic
UTI/Wound infections
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