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;
42 Cards in this Set
- Front
- Back
|
Gram negative rods are loosely affiliated group of bacterial genera, separated into groups based on what? |
Oxygen usage |
|
|
A virulence factor common to most species is? |
Lipopolysaccharide (LPS) |
|
|
(LPS) acts as what? Produces what? |
Endotoxin and produces systemic effects |
|
|
These species are widely distributed throughout the environment |
Pseudomonas species |
|
|
P. aeruginosa is a medically important opportunist causing what? |
Infections in compromised hosts such as burn patients and cystic fibrosis patients |
|
|
Burkholderia and stenotrophomonas are residents of ? And cause what? |
Soil and water, may cause opportunistic lung, wound, and blood infections |
|
|
Zoonotic genus responsible for brucellosis and undulant fever in humans
|
Brucella. Contacted thru contact with infected animals |
|
|
This type of pertussis causes the strictly human disease _____________________ |
Bordetella, and causes whooping cough |
|
|
A contagious disease that is relevant in children under 6 months but can be prevented by vaccination |
Whooping Cough |
|
|
The largest group of gram negative bacteria |
The Family Enterobacteriaceae |
|
|
Many species are found in animal intestines and cause diarrheal disease through the use of _______________________ |
Enterotoxins |
|
|
Enterobacteriaceae is divided into two , name the two |
Coliform and non coliforms |
|
|
Coliforms are this type of fermenter? |
Lactose-fermenter |
|
|
Non-coliforms are ? |
Non-lactose-fementers |
|
|
This prominent member of coliform group, has strains which are responsible infantile diarrhea, traveler's diarrhea, urinary tract infection, nosocomial pneumonia and septicemia. |
Escherichia coli |
|
|
Hemolytic uremic syndrome is caused by a highly virulent strain called _______________ |
E. coli 0157:H7 |
|
|
Proteus, morganella and Providencia are what type of opportunists? |
Noncoliform opportunists |
|
|
Typhoid Fever is caused by ___________ and is only spread by humans through contaminated food and water. |
S. typhi |
|
|
Other salmonelloses are zoonoses caused by the species S. enterica these diseases are usually ___________ infections caused by contaminated ___________, _____________, _______________ and __________________. |
Food infections caused by meat milk, eggs and produce. |
|
|
Shigella causes |
Shigellosis |
|
|
Shigellosis is a bacillary __________________ characterized by painful diarrhea with bloody, mucus-filled stools. All spread by feces, fingers, food, flies, and fomites. |
Dysentery |
|
|
________________ causes several zoonoses that are spread from mammals to humans. |
Yersinia |
|
|
Yersinia pestis is the causative agent of _____________________ |
Bubonic plague, septicemic plague or pneumonic plague. |
|
|
Normal hosts and vectors for the plague are ? |
Mice, rats, squirrels and fleas |
|
|
This influenza is a significant pathogen in acute bacterial meningitis. |
Haemophilus influenza |
|
|
____________________ meningitis causes significant morbidity in infants and children, it is spread by droplets during close contact. HIB vaccine |
Bacterial |
|
|
Pinkeye is also known as _____________, this special strain __________________ is the causative agent. |
Conjunctivitis , H. Influenzae |
|
|
Chancroid is a _______ , caused by H. ducreyi. |
STD |
|
|
A unique characteristic of many isolates of Pseudomonas useful in identification is? |
Fluorescent green pigment |
|
|
Human brucellosis is also known as? |
Undulant fever |
|
|
Francisella tularensis has which portals of entry? A. Tick bite B. Intestinal C. Respiratory D all of these |
D. All of these |
|
|
A classic symptom of pertussis is ? |
Paroxysmal coughing |
|
|
The severe symptoms of pertussis are due to what effects? A. Irritation of the glottis by the microbe B. Pneumonia C. The destruction of the respiratory epithelium D. Blocked airways E. Both C and D are involved |
E. Both destruction and blocked airways |
|
|
Escherichia coli displays which antigens? A. Capsular B. Somatic C. Flagella r D. All of these |
D. All of these |
|
|
Which of the following is not an opportunistic enteric bacterium? A. Serration B. Kale shield C. Proteus D. Shigella |
D. Shigella |
|
|
Which of the following represents a major difference between Salmonella and Shigella infections? A. Mode of transmission B. Likelihood of septicemia C. The portal of entry D. Presence/absence of fever and diarrhea |
B. Likelihood of septicemia |
|
|
A complications of typhoid fever is/are? A. Neurological damage B. Intestinal perforation C. Liver abscesses D. B & C |
D. B & C |
|
|
Shigella is transmitted by? A. Food B. Flies C. Feces D. All of these |
D. All of these |
|
|
The bubo of bubonic plague is a/an? A. Ulcer where the flea bite occurred B. Granule a in the skin C. Enlarged lymph node D. Infected sebaceous gland |
C. Enlarged lymph node |
|
|
Hemophilia influenza is __________ and requires special ________________ for growth. A. Motile , temperatures B. Encapsulated, minerals C. Intracellular, sample swabs D. Fastidious, blood factors |
D. Fastidious , blood factors |
|
|
Which of the following are primarily zoonoses? A. Tularemia B. Salmonellosis C. Shigellosis D. Brucellosis E. Pasteurellosis F. Bubonic plague |
Tularemia, salmonellosis, brucellosis, pasteurellosos, bubonic plague |
|
|
50% of nosocomial infections are caused by ? |
Enterics / pseudomonas species |
