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Ch. 36 vocabulary

Bacterial Deseases of the Blood

Bacteremia bacteria in the blood
bubo bobonic comes from this--intensley painful, swollen lymph node packed with immune cells and dying tissue
Bobonic plague Yersinia pestis, gram-neg rods, first phase bubo--2nd phase bacteria spread through bloodstream- dark purple to black hemorrhages occur--black death--
Endemic typhus Richettsia typhi prevalent in rodent populations and uncommon to humans
Fungemia fungi in the blood
Lyme disease spirochete bacteria, transmitted by tecks--Borrelia burgdorferi--transmitted by Ixodes tick--mice primary carrier--3 phases-red rash, red ring slowly expands with red spot remaining at bite site--bulls eye rash--may be 15" in diameter--enters bloodstream-
Pneumonic plague extrememly contagious--100% mortality if not tx early--spread via resp aerosols
Q fever caused by Coxiella burnetii--gram-neg coccobacilli, obligate intracellular bacteria, transmitted by insects or fluids--acquired from aerosole/contaminated animal fluids(milk)--flu-like sx may progress to headache fever, pneumonia, and endocarditis
Rocky mountain spotted fever rickettsia rickettsii--gram-neg coccobacilli, obligate intracellular bacteria, transmitted by ticks--begins with headache, muscle/joint pain, fever--pink rash on hands/soles of feet appears in about 1 week, spreads to body--hemorrhagic--leads shock/death
Septic shock agent/toxins cause infected person's blood pressure drop below level required for normal organ functioning
Septicemia agent/toxins in blood cause disease--normally involves active growth of microbes in bloodstream
Systemic diseases diseases spread throughout the body
Toxic shock syndrome (TSS) enterotoxin produced by S. aureus--bacteria grow in and around tampons--enterotoxin cross into bloodstream and affect neural centers cause confusion and shock--ABT necessary--gram-pos--Staphylococci, Aureus
Tularemia gram-neg rods---known as rabbit fever--Francisella tularensis--common via mucous membranes who skin rabbits--ulcer at bite location, swollen lymph nodes, fever, chills, aches,--majority need no tx
Typhus Rickettsia prowazekii--gram-neg coccobacilli, obligate intracellular bacteria, transmitted by lice--bathing and physical removal of lice important measures in disease prevention
Viremia Viruses in the blood
Created by: heatherlvn