Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
11 Cards in this Set
- Front
- Back
- 3rd side (hint)
a. Inhabits soil, water decaying matter and common occupants of animal bowels
b. Most frequent cause of diarrhea through enterotoxins c. Enterics and P.a. account for about 50% of nosocomial infections |
Enterics aka Enterobacteriaceae
|
ENTEROBACTERIACEAE - NON-SPORE FORMING GRAM NEGATIVE RODS
|
|
COLIFORMS
a. Enterotoxigenic – sever diarrhea b. Enteroinvasive – large intestine inflammatory disease c. Enteropathogenic – wasting infantile diarrhea – greatest cause of mortality among infants d. Enterohemorrhagic – hemorrhagic syndrome and kidney damage (O157:H7) e. 70% of traveler’s diarrhea f. Coliform count/Fecal coliform count in water |
1. Escherichia coli- most prevalent enteric bacillus
COLIFORMS |
ENTEROBACTERIACEAE - NON-SPORE FORMING GRAM NEGATIVE RODS
|
|
WHAT ARE THESE NON SPORE FORMING GRAM NEGATIVE RODS?
a. Klebsiella pneumoniae b. Enterobacter sp. c. Citrobacter sp. d. Serratia marcescens |
COLIFORMS
|
ENTEROBACTERIACEAE - NON-SPORE FORMING GRAM NEGATIVE RODS
|
|
a. Strong virulence factors
b. Not a normal human flora c. Some gastrointestinal effects d. Typhoid fever i. carriers e. Animals are often the source |
Salmonella
NONCOLIFORM GRAM NEGATIVE ENTERICS |
ENTEROBACTERIACEAE - NON-SPORE FORMING GRAM NEGATIVE RODS
|
|
a. Incapacitating dysentery
b. Human parasites |
Shigella
NONCOLIFORM GRAM NEGATIVE ENTERICS |
ENTEROBACTERIACEAE - NON-SPORE FORMING GRAM NEGATIVE RODS
|
|
a. The plague
b. Flea vectors c. Usually rodent reservoir d. ID is 3- 50 bacilli e. Bubonic |
Yersinia pestis
NONCOLIFORM GRAM NEGATIVE ENTERICS |
ENTEROBACTERIACEAE - NON-SPORE FORMING GRAM NEGATIVE RODS
|
|
THREE TYPES OF PLAGUE
|
i. Bubonic –
ii. Black – iii. Pneumonic – |
ENTEROBACTERIACEAE - NON-SPORE FORMING GRAM NEGATIVE RODS
|
|
Bubonic PLAGUE
|
bacillus multiplies in flea bite and enters lymph node
|
ENTEROBACTERIACEAE - NON-SPORE FORMING GRAM NEGATIVE RODS
|
|
BLACK PLAGUE
|
enters the blood stream and creates subcutaneous hemorrhaging resulting in black appearance
|
ENTEROBACTERIACEAE - NON-SPORE FORMING GRAM NEGATIVE RODS
|
|
PNEUMONIC PLAGUE
|
localized to lungs, highly contagious
|
ENTEROBACTERIACEAE - NON-SPORE FORMING GRAM NEGATIVE RODS
|
|
a. Difficult to grow in laboratory
b. Once thought to cause the flu |
Haemophilus
( once called aka Haemophilus influenza) |
ENTEROBACTERIACEAE - NON-SPORE FORMING GRAM NEGATIVE RODS
|