SUBJECTS
|
BROWSE
|
CAREER CENTER
|
POPULAR
|
JOIN
|
LOGIN
Business Skills
|
Soft Skills
|
Basic Literacy
|
Certifications
About
|
Help
|
Privacy
|
Terms
|
Email
Search
Test your basic knowledge |
Microbiology
Start Test
Study First
Subject
:
engineering
Instructions:
Answer 50 questions in 15 minutes.
If you are not ready to take this test, you can
study here
.
Match each statement with the correct term.
Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.
This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.
1. How do sporothrix appear on microscopically
Travels retrograde fashion up nerve axons
Cigar shaped yeast
Protozoan - STD
Rickettsiae starts on hands and feet - typhus starts centrally and spreads outwards without involving palms or soles
2. Water aerosols are a risk factor For what nosocomial infection
Surface F protein - causes respiratory epithelial cells to fus and form multinucleated cells
Legionella
HIV - sexual
Comma shaped - s - shaped - oxidase positive - grows at 42 C
3. What does the chylamidial cell wall lack
Croup - seal like barking cough
cytoplasm - definition
Muramic acid
B cells
4. What species causes bloody diarrhea - is lactose neg - and had flagellar motility
Alpha toxin (lecithinase) that can cause myonecrosis (gas gangrene) and hemolysis
Tinea versicolor - malassezia furfur
Salmonella
Yes carriers - celullar RNA poly transcribes RNA from DNA template - reverse transcriptase transcribes DAN genome from RNA intermediate - virion enzyme is DNA dependent DNA poly
5. What does gonococi cause
Gonorrhea - septic arthritis - neonatal conjunctivitis - PID - fitz - hugh curtis
Mediate adherence of bacteria to cell surface;sex pilus forms attachment between 2 bacteria during conjugation - glycoprotein
Gram neg rod - urease pos - creates alk envrionment
Sporothrix schenckii
6. This fungi causes pneumonia and meningitis can disseminate to bone - cases inc after earthquakes - name of dz - classic histo finding and endemic area
Gram neg coccobacillary rods - cultured on chocolate agar with factors V and X NAD+ and hematin OR with S. aureus
Rabies - influenza - salk polio - HAV
Coccidiodiomycosis - southwestern US - CA - San Joaquin Valley valley fever - spherules
Mycobacterium
7. ___ of cancers are known to be _____ induced
Metronidazole
10%; viral
Rocky Mountain Spotted Fever
Yeast - protazoan
8. What OI's are HIV pos patients at risk for with CD4 < 200
Reactivation HSV - cyrptosporidious - isospora - disseminated coccidioidomycosis - pneumocystis PNA
8 segments of neg stranded RNA undergo high frequency recombinatino via reassortment
No infection - anergic (steroids - malnutrition - immunoCised - sarcoidosis)
Pets - treat with topical azoles
9. Related to a fungus
Attachment to host T cell
Invasive - dysentary - shiga like toxin; microbe invades mucosa and toxin causes necrosis and inflammation
myc/myo means
Malignant otitis externa
10. Which kind of neisseria is sexually transmitted
Gonococci
Conversion of a normal cellular protein termed prion protein (PrPc) toa beta pleated form (PrPsc) Which is transmissible - resists degradation and facilitates conversion of still more PrPc to PrPsc
Nematode in undercooked meat
Rabies
11. Work in the renal dialysis unit is risk factor For what nosocomial infection
mycology
Site of endotoxin (LPS) - major surface antigen - lipid A induces TNF and IL-1 - polysaccharide is the antigen
Febrile pharyingitis - acute hemorrhagic cystitis - pneumonia - conjunctivitis (watery)
HBV
12. Which of the togoviruses are arboviruses and which are not
Promote T cell activation and subsequent class switching - alone only IgM antibodies would be produced
arrangements - strepto...
Histoplasmosis
Eastern equine virus - wesetern equine virus - rubella not
13. What stain shows legionella
Severe bacteremia - death
Klebsiella granulomatis
Streptococcus mutans
Silver stain
14. Nucleic acid is copied and capsid pieces are made
Fungi
Louis Pasteur - experiment
Flulike (acute) - feeling fine (latent) - falling count - final crisis
replication (AV)
15. What are the findings for pressure - cell type - protein and sugar in the CSF with a bacterial meningitis
Episodes of fever - jaundice and inc AST/ALT
Inc - inc PMNs - inc - dec
Genital herpes - warts - cervical cancer from HPV
Food poisoning = Vibrio parahaemolyticus and V. vulnificus - wound = just vulnificus
16. Which Abx are ineffective against obligate anaerobes and why - where are anaerobes nl found
Protozoan - a TORCH infection
Dysuria - frequency - urgency - suprapubic pain - WBCs but not casts in urine
Aminoglycosides - require O2 to enter bacterial cell - nl found in GI tract
Gummas (chronic granulomas) - aortitis (vasa vasorum destruction) neurosyphillis (tabes dorsalis) - argyll robertson pupils
17. What can cause food poisoning in improperly canned foods (bulging cans)
HPV 6 and 11 - condylomata acuminata
replication for eukaryotes
mycoplasma (5) - description
C. botulinum
18. The study of organisms too small to be seen with the naked eye
Subacute sclerosing panencephalitis is rare - and giant cell PNA in immunoCised
MeninGococci - maltose and glucose - Gonococci - only glucose - both produce IgA protease
microbiology
SNAP - sulfa for nocardia and actinomyces get pen
19. bloody diarrhea - reddish brown liver abcess - RUQ pain - flask shaped ulcer; dz - transmission - dx - and tx
Lactobacillus - colonized by E. coli and group B strep
specialized flagella
HBV (antigen = recombinant HBsAg) HPV (6 - 11 -16 -18)
Entamoeba his - cysts in water - serology/trophozoites or cysts in stool/RBC in cytoplasm of entamoeba - metronidazole and iodquinol
20. Name the live attenuated vaccines
Warning
: Invalid argument supplied for foreach() in
/var/www/html/basicversity.com/show_quiz.php
on line
183
21. cestode causing cysts in liver - anaphylaxis when released from cysts - org - transmission - pre - surgical tx - and tx
Echinococcus granulosus - ingested eggs in dogs feces - surgeons inject ethanol before removal to kill daughter cysts - bendazoles
Parainfluenza - croup - RSV - bronchiloitis in babies - Rx - ribavirin - Rubeola (Measles) Mumps
HBC - hepatitis B
Vulvuvaginitis
22. when viruses with a segmented genomes (influenza virus) exchange segments - high frequency recombination - cause of worldwide influenza pandemics
Cervical motion tenderness (chandelier sign) purulent cervical discharge
2 differences between prokaryotes and eukaryotes
Diphyllobothrium latum - ingestion of larvae in raw freshwater fish - praziquantel
Reassortment
23. With strep grown on optichin - which are sensitive and which are resistant
Paramyxovirus; measles
Viridans is resistant and pneumo is sensitive - OVRPS (overpass)
California encephalitis - sandfly/Rift Valley fevers - crimean - congo hemorrhagic fever Not - hantavirus causing hemorrhagic fever pneumonia
Hepadna - herpes - adeno - pox - parvo - papilloma - polyoma
24. What viruses cause watery diarrhea
arrangements - strepto...
gas gangrene
Metabolic activity without division
Rotavirus - adenovirus - norwalk virus
25. Pseudopodia - cilia - and flagella
Palivizumab
protozoa means of locomotion (3)
molds
Foul smelling (short chain fatty acids) - difficult to culture - produce gas in tissues (CO2 - H2)
26. surgical wound
Doxycycline
S. aureus
capsid - definition
Microbes that may pass from mother to fetus - hepatosplenomegaly - jaundice - thrombocytopenia - growth retardation
27. Rupturing of cell
Mycoplasma - C. pneumo and S pneumo
Virbrio cholera
lysis
Clostridia
28. What does infxn with vibrio cholerae produce and How does it produce it
Sterility
S. aureus
Profuse rice water diarrhea via toxin that permantnely activates Gs inc cAMP
Travels retrograde fashion up nerve axons
29. hematuria - bladder cancer - parasite
Rickettsia rickettsii
Severe bacteremia - death
Schistosoma haematobium
Loa loa - deer/horse/mango fly - diethylcarbamazine
30. What kind of microbes cause recurrent infections in patients with chronic granulomatous disease and why
complex virus example
Leptospira interrogans - flulike symptoms - fever - HA - abdominal pain - jaundice - and photophobia with conjuctivitis
there can be a ___ stage and a ___ stage within the same genus and species
Catalase pos organisms - remove H2O2 leading to infection - staph
31. What kind of flora do neonates born by c section have
Endothelium swells and narrows lumen - leading to mechanical hemolysis and reduced renal blood flow - damaged endothelium consumes platelets
spiral
None - but are colonized rapidly after birth
eukarya domain
32. Postviral PNA
species
Staph or H. flu
Mice - deer
Campylocobacter jejuni
33. Opportunistic infections - KS - lymphoma - orga and dz
HIV - AIDS
Epiglottitis H flu type B
Chronic - cirrhosis - carcinoma - carriers
Toxocara canis - food contaminated with eggs - diethylcarbamazine
34. Animals - plants - fungi - and protists
Yersinia enterocolitica
eukarya domain
Borrelia - leptospira - treponema
Enterotoxins - TSST-1 - exfoliatin which causes scalded skin syndrome
35. Bacteria uses alcohol and produce acetic acid and turns it to vinegar
how wine is spoiled
M. pneumoniae
Saprohyticus resistant - epidermidis is sensitive - NO StRES
bacteria domain
36. A molecule unique to bacteria that gives the cell strength to resist breakage
Rifampin
35 to 37 weeks - intrapartum pen prophylaxis
peptidoglycan - definition
Entamoeba histolytica
37. What viruses make up the arena virus family
LCMV - lymphocytic choriomeningitis virus - Lassa fever encephalitis - spread by mice
fungi kingdom
Provides resistance to dehydration - heat and chemicals; keratin like coat; dipicolinic acid
Group B strep
38. Thin peptidoglycan layer plus an outer membrane
gram- negative cell wall
SNAP - sulfa for nocardia and actinomyces get pen
humans do not have
cell membrane - function
39. What is only exception of DNA viruses that are not double stranded
Parvoviridae
Taenia solium - cysticercosis
they are eukaryotes
Meningococci
40. Water moves into the cell; cell wall is strong = contains the swelling - cell wall is weak = osmotic lysis
Staph saprophyticus
Pneumonia - meningitis - sepsis in babies
hypotonic solution
Acute/recent infection
41. Mild respiratory infection
double- stranded RNA
Pharyngitis - cellulitis - impetigo
golgi complex - function
TMP- SMX - pentamidine - dapsone - start proph when CD4 drops below 200
42. Chemical synthesis and food industry
S - definition
commercial applications
Treponema palladium - painless chancre
Prevents phagocytosis - group A strep
43. Has a phospholipid bilayer - is semi- permeable (nutrients in - waste out) - lack carbohydrates and sterols - acts as a barrier to the outside - ATP production occurs here
prokaryotic cell membrane (5)
cytoplasm - definition
Papilloma - polyoma - hepadnavirus
Shiga like toxin - botulinum toxin - cholera toxin - diptheria toxin - erythrogenic toxin of s. pyogenes
44. What is Treponema - tricky Ts
Spirochete - causes syphillis - or yaws (T. pertenue)
Schistosoma mansori
ribosomes - function
differential staining of bacteria
45. How are mucor and rhizopus diagnosed in the lab
Mold with irregular nonseptate hyphae branching at wide angles
Toxin permanently activates causing rice water diarrhea via induction of cAMP - turns the on on
Surface protein - lipid bilayer - capsid - nucleic acid
No they are T cells reacting to EBV infected cells
46. Extreme heat/cold - dehydration - radiation (UV light) - toxic chemicals
Retrovirus - togavirus - flavivirus - coronavirus - hepevirus - calicivirus - picornavirus
Haemophilus ducreyi - chancroid
endospores are resistant to (4)
Mononuclear cells
47. What happens in stage 2 of lyme disease
Warning
: Invalid argument supplied for foreach() in
/var/www/html/basicversity.com/show_quiz.php
on line
183
48. What happens in EBV mononucleosis - and what cells does it infect
B cells - fever hepatosplenomegaly - pharyngitis - lymphadenopathy
Ring enhancing brain lesions
C. diptheriae
gram- negative stain - explanation
49. What kind of immunity to live attenuated viral vaccines induce and What is the concern
Humoral and cell mediate - can revert to virulence
EBV
Rocky Mountain Spotted Fever
Nonspecific antibody test that reacts with beef cardiolipin - used for screening of syphillis but many biologic false pos including viral infection (mono or hepatitis) some drugs - rheumatic fever - SLE and leprosy (V=viruses - D =drugs R = rheum fev
50. Clusters
arrangements - staphylo
Toxoid vaccine
five nutritional adaptations of fungi compared to bacteria
Canned food - honey (causing floppy baby)