Nester Microbiology - Respiratory System Infections Exam Questions With Correct Answers
0 keer bekeken 0 keer verkocht
Vak
Nester Microbiology
Instelling
Nester Microbiology
Nester Microbiology - Respiratory System
Infections Exam Questions With Correct
Answers
Red throat with patches of pus and scattered tiny hemorrhages (not adenovirus) - answerStrep
Throat
Neck lymph nodes enlarged and tender (not adenovirus) - answerStrep Throat
Scarlet fever and roughening o...
Scarlet fever and roughening of the skin - answer✔Strep Throat
Many virulence factors that can alter structural components of the host or be enzymes and toxins
- answer✔Streptococcus pyogenes
80 subtypes of streptococcal protein that are adhesins and prevent phagocytosis due to C3b -
answer✔M protein
Streptococcal protein that helps in attachment to cells of the throat by adhering to fibrin -
answer✔Protein F
Produces DNase, hyaluronidase, and proteases to spread (does not cause conjunctivitis) -
answer✔Streptococcus pyogenes
Produces streptokinase to break clots - answer✔Streptococcus pyogenes
Produces protein G as an Fc receptor - answer✔Streptococcus pyogenes
Produces C5a peptidase, preventing migration of phagocytes - answer✔Streptococcus pyogenes
Produces Streploysins O and S that destroy erythrocytes and leukocytes -
answer✔Streptococcus pyogenes
Produces SPEs, aka erythrogenic toxin, in lysogenized form, superantigens that cause massive
release of cytokines causing scarlet fever and roughening of the skin - answer✔Streptococcus
pyogenes
Respiratory pathogen that may also cause "flesh eating necrotizing fasciitis" -
answer✔Streptococcus pyogenes
Streptococcal protein that acts as an Fc receptor - answer✔Protein G
Protein produced to break clots - answer✔Streptokinase
Proteins that destroy erythrocytes and leukocytes - answer✔Streploysins O and S
Superantigens that cause massive release of cytokines causing scarlet fever and roughening of
the skin - answer✔SPE
GAS - answer✔Group A Streptococcus
Criterion for Lancefield grouping - answer✔Cell wall carbohydrates
Produces a hyaluronic acid capsule - answer✔Streptococcus pyogenes
Type of antibodies to which Protein G bonds - answer✔IgG
Confirmed by diagnostic tests and throat culture - answer✔Strep Throat
Treat with penicillin and erythromycin (2) - answer✔Strep Throat, Pneumococcal pneumonia
Long term carriers have strains that are deficient in a protein (agent and protein) -
answer✔Streptococcus pyogenes, M protein
Infection that leads to multiple sequelae due to immune response - answer✔Strep Throat
Can occur after healing from strep throat - answer✔Post-Streptococcal Sequelae
Joint pains, chest pains, rash, and nodules under the skin - answer✔Acute Rheumatic Fever
Causes chorea - answer✔Acute Rheumatic Fever
Causes heart failure and damage to valves in 1/3 of patients - answer✔Acute Rheumatic Fever
Only develops in people who are genetically predisposed due to MHC II alleles -
answer✔Acute Rheumatic Fever
Autoimmune response involving both humoral and cell mediated response with antibodies
against the pathogen reacting with host tissue such as cardiac myosin - answer✔Acute
Rheumatic Fever
Synonym of chorea - answer✔Uncontrollable body movement
Synonym of uncontrollable body movement - answer✔Chorea
Precedes Chronic Rheumatic Heart Disease - answer✔Acute Rheumatic Fever
Can follow Strep Throat but more commonly follows streptococcal skin infection -
answer✔Acute Post-Streptococcal Glomerulonephritis
Fluid retention, high BP, blood and proteins in urine (looks like Coca Cola) - answer✔Acute
Post-Streptococcal Glomerulonephritis
Damage due to inflammatory response to pathogen antigens that accumulate in the kidney
glomeruli - answer✔Acute Post-Streptococcal Glomerulonephritis
Antibodies bind to antigens of pathogen and initiate complement response - answer✔Acute
Post-Streptococcal Glomerulonephritis
Disease caused by a pleomorphic bacterium - answer✔Diphtheria
Bacterium that forms pallisades - answer✔Corynebacterium diphtheriae
Forms black colonies in medium containing potassium-tellurite - answer✔Corynebacterium
diphtheriae
Grown on Loeffler medium, enhancing volutin granules that can be seen with methylene blue -
answer✔Corynebacterium diphtheriae
Dramatic swelling of the neck - answer✔Diphtheria
Whitish-gray pseudomembrane on the tonsils, throat, or nasal cavity - answer✔Diphtheria
Heart, kidney failure, and paralysis (nerve damage) may occur due to toxin in blood -
answer✔Diphtheria
Toxin in lysogenized strains - answer✔Corynebacterium diphtheriae
Structure made of dead cells, clotted blood, fibrin, and leukocytes - answer✔Diphtheria
Pseudomembrane
Structure that may come loose and obstruct passageway - answer✔Diphtheria
Pseudomembrane
Obstruction by a membrane that leads to suffocation - answer✔Diphtheria
Inactivates EF-2 preventing movement of mRNA on ribosomes, and causing cell death -
answer✔Diphtheria Exotoxin
Type of Diphtheria Exotoxin - answer✔A-B Exotoxin
Voordelen van het kopen van samenvattingen bij Stuvia op een rij:
Verzekerd van kwaliteit door reviews
Stuvia-klanten hebben meer dan 700.000 samenvattingen beoordeeld. Zo weet je zeker dat je de beste documenten koopt!
Snel en makkelijk kopen
Je betaalt supersnel en eenmalig met iDeal, creditcard of Stuvia-tegoed voor de samenvatting. Zonder lidmaatschap.
Focus op de essentie
Samenvattingen worden geschreven voor en door anderen. Daarom zijn de samenvattingen altijd betrouwbaar en actueel. Zo kom je snel tot de kern!
Veelgestelde vragen
Wat krijg ik als ik dit document koop?
Je krijgt een PDF, die direct beschikbaar is na je aankoop. Het gekochte document is altijd, overal en oneindig toegankelijk via je profiel.
Tevredenheidsgarantie: hoe werkt dat?
Onze tevredenheidsgarantie zorgt ervoor dat je altijd een studiedocument vindt dat goed bij je past. Je vult een formulier in en onze klantenservice regelt de rest.
Van wie koop ik deze samenvatting?
Stuvia is een marktplaats, je koop dit document dus niet van ons, maar van verkoper Brightstars. Stuvia faciliteert de betaling aan de verkoper.
Zit ik meteen vast aan een abonnement?
Nee, je koopt alleen deze samenvatting voor $11.49. Je zit daarna nergens aan vast.
