Science Quiz / Microbiology 1

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Can you name the microbiology term?

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HintAnswerExtra
Major cause of blood diarrhea in children that commonly precedes Guillain-Barre syndrome
Tx of H. influenzae meningitis
Group A streptococci expresses this virulence factor that helps prevent phagocytosis
Tx of Nocardia
Tx of gardnerella
Black colonies on cystine-tellurite agar
Anemia + thrombocytopenia + acute renal failure
Bacteria w/ no cell wall
Painless chancre
Most common cause of meningitis
Chocolate agar is a special culture requirement for
Tx of Lyme disease
Screen syphilis with
Flu-like symptoms + jaundice + photophobia w/ conjunctivitis
Chronic pneumonia in cystic fibrosis patient
India ink stain
Red currant jelly sputum
Gas gangrene and 'double zone' of hemolysis on blood agar
Central rash spreading out and sparing palms and soles
Lobar pneumonia in alcoholics and diabetics
Cat scratch disease
Gram positive + catalase positive + coagulase positive cocci in clusters
What type of antibiotic is ineffective against aerobes because they require O2 to enter bacterial cell?
Bacterial structure that mediates adherence to surfaces, especially foreign surfaces
Bacitracin resistant + B-hemolytic bacteria that colonizes the vagina
Name one facultative intracellular bug
Edema factor of this microbe mimics adenylate cyclase enzyme and is responsible for black eschar on skin
No rash + monocytes with berry-like inclusions in cytoplasm
Staph aureus expresses this virulence factor that binds Fc region of Ig and prevents phagocytosis
'Actin rockets' move thi facultative intracellular microbe from cell to cell
Spastic paralysis + lockjaw
'Rice water' diarrhea
Diabetes + malignant otitis externa
Name one urease-positive microbe
Gram negative cocci
Strain of E. coli that invades intestinal mucosa and causes necrosis and inflammation, no toxins produced
Pseudomembranous colitis secondary to antibiotic use
Tx of Listeria meningitis in infants, immunocompromised, elderly
HintAnswerExtra
Ability to take up naked DNA from the environment
Toxin prevents release of stimulatory signals at neuromuscular junctions resulting in flaccid paralysis
Penicillins and cephalosporins act in this phase of the bacteria growth curve
Weakly acid fast branching filamentous bacteria
Tx of actinomyces
Lowenstein-Jensen agar is a special culture requirement for
Extrapulmonary tuberculosis in vertebral body
Prophylactic tx of M. avium-intracellulare
Red pigment-producing bacteria
Maculopapular rash on palms and soles
Rash starting at wrists and ankles then spreads to trunk, palm, and soles
Host antibodies against this toxin used to diagnose rheumatic fever
Name one bacteria that does not Gram stain well
Substance on gram negative outer membrane that induces TNF and IL-1
Citrobacter, Klebsiella, E. coli, Enterobacter, and Serratia are tested in what type of media?
Substance on gram positive cell walls that induces TNF and IL-1
Silver stain
Rose spots on abdomen + fever + headache + diarrhea
Gram positive anaerobe w/ branching filaments
Colonizes the gut and can cause bacteremia and subacute endocarditis in colon cancer patients
Rickettsia and chlamydia are what type of microbes?
Most common cause of otitis media in children
Strain of E. coli that includes labile toxin/stable toxin and no inflammation or invasion
Prevalent among surfers
Fibrocaseous cavity lesion in upper lobe
Infection w/ mycobacterium tuberculosis in nonimmune host
E. coli exotoxin that causes watery diarrhea by overactivating guanylate cyclase and decreasing NaCl/H2O resorption in gut
Novobiocin resistant gram positive cocci
Toxin prevents release of inhibitory neurotransmitters in spinal cord
Eaton's agar is a special culture requirement for
Exotoxin that causes pharyngitis by inactivating elongation factor EF-2
Bacterial structure that gives rigid support and protects against osmotic pressure
Stain used to diagnose Whipple's disease
Novobiocin sensitive gram positive cocci
Yellow pigment-producing bacteria
Tellurite plate, Loffler's media are special culture requirements for
Ingestion of these spores in honey causes floppy baby syndrome
Waterhouse-Friderichsen syndrome
HintAnswerExtra
Causes disseminated, non-TB disease in AIDS
Nausea/vomiting within 1-5 hours of eating warm rice
Pseudomembranous pharyngitis + lymphadenopathy
B-hemolytic bacteria causing meningitis in newborns
Gram positive + catalase negative diplococci + positive quellung reaction
Name one bacteria that stains with Giemsa
Gram negative + oxidase positive microbe that grows at 42 degrees Celsius
Glove and stocking loss of sensation + spread by armadillos
People with chronic granulomatous disease have recurrent infections with microbes that are
Causes mesenteric adenitis that can mimic Crohn's or appendicitis
Bacterial structure resistant to dehydration, heat, and chemicals
Associated w/ wound and burn infections
Tx of Neisseria
Strawberry tongue + impetigo + polyarthritis
Type of leprosy characterized by high cell-mediated immunity with largely Th1 response
Type of leprosy characterized by low cell-mediated immunity with a humoral Th2 response
Quellung reaction occurs in microbes that possess a
Bacterial virulence factor that binds Fc region of Ig and prevents opsonization and phagocytosis
Expanding bull's eye red rash + flu-like symptoms + facial nerve palsy
Most common cause of duodenal ulcers
Gray vaginal discharge w/ fishy smell
Normal flora of oropharynx that causes dental caries
Bacteria w/ high lipid content in cell wall detected by carbolfuchsin in acid-fast stain
Severe pneumonia + GI symptoms after exposure from environmental water source
Hilar node + Ghon focus in nonimmune host
Spiral-shaped bacteria visualized by dark-field microscopy
Strain of E. coli that produces Shiga-like toxin and hemolytic-uremic syndrome
Transfer of plasmid and chromosomal genes
Exotoxin that causes GI mucosal damage and dysentery by removing adenine from rRNA to inactivate 60S ribosome
Confirm diagnosis of syphilis with
Yellow sulfur granules
E. coli exotoxin that causes watery diarrhea by overactivating adenylate cyclase, increasing Cl- secretion in gut
Blue-green pigment
Only bacterium with polypeptide capsule containing D-glutamate
Strain of E. coli that adheres to apical surface, flattens villi, prevents absorption
Cherry red epiglottis in child

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Created Jul 12, 2012ReportNominate
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