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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. What other virus is it important not to confuse with measles
ASO titer
pasteurization
HHV-6 roseola
Macrophages - complement pathway and hageman factor
2. Prevents osmotic lysis (cell bursting)
Chronic monoarthritis and migratory polyarthritis
acid- fast - color
Viral gastroenteritis
cell wall - function
3. What does a UTI that ascends to the kidneys result in
Pyelonephritis - fever - chills flank pain - CVA tenderness - hematuria and WBC casts
osmotic lysis
Acute bacterial endocarditis and osteomyelitis
8 - orthomyoxovirus
4. What does coxaskcievirus do
Reovirus - colorado tick fever - rotavirus - #1 cause of fatal diarrhea in children
Aspepti meningitis - herpangina (febrile pharyngitis) hand foot mouth dz - myocarditis
ASO titer
methanogens
5. What does parvovirus cause
Pharyngitis - cellulitis - impetigo
B19 virus - aplastic crisis in sickle cell - slapped cheek rash in kids - erythema infectosum (5th disease) - RBC destruction in fetus leads to hydrops fetalis and death - pure RBC aplasia and RA like symtpoms in adults
they are eukaryotes
Metabolic activity without division
6. ulcers - lymphadenopathy - rectal strictures - org and dz
Severe - daily cycles - parasitized RBCs occlude capillaries in the brain - kidneys and lungs
osmotic lysis
C. trachomatis (L1- L3) - lymphgranuloma venereum
flagella - description
7. Can be DNA or RNA - never both
Cleaves host cell rRNA (inactivates 60S ribosome) - also enhances cytokine release causing HUS - shigella and E. Coli 0157:H7
All except coxiella are via arthropod
nucleic acid
E. coli
8. asplenic pt
flagella - function
Klebsiella
arrangements - strepto...
Encapsulated microbes SHiN
9. A semipermeable phospholipid bilayer containing proteins - carbohydrates - and sterols
oxygen requirements of bacteria
Enterobacter cloacae
cell membrane - definition
spiral - vibrio
10. nematode causing intestinal infection - vomiting - diarrhea - anemia - org - transmission - tx
Contains a variety genes for antibiotic resistance - enzymes and toxins; DNA
Glycogen - mucopolysaccharides
gram- positive stain - color
Strongyloides stercoralis - larvae penetrate skin - bendazoles or ivermectin
11. 'powerhouse of the cell' - involved with ATP (energy) productions; contain 70S ribosomes
double- stranded RNA
C. trachomatis - subactue - often undiagnosed - N. gono - acute with high fever; C. trachomatis is the most common STI in the US
mitochondria - function
Campylocobacter jejuni
12. Botulism - prevents contraction of muscles - SIDS
In pregs - amnionitis - septicemia - spontaneous abortion - granulomatous infantiseptica - neonatal meningitis in neonates - immunoCised - meningitis - healthy people - mild gastroenteritis
Clostridium botulinum
Influenza virus
Sexual activity - but not an STI
13. Chains
Entertoxigenic E. coli
Giardia and crytosporidium in immunoCised pts
arrangements - strepto...
molds
14. What does coronavirus do
lysozyme
HAV - RNA picornavirus
Acute or chronic - vaccine is HBsAg - reverse transcriptase though not a retrovirus
Common cold and SARS
15. branching rods in oral infection - sulfur granules
Actinomyces
Treponema - primary syphillis
chromosome - description
Azithromycin
16. Unicellular and facultative
yeast
Cigar shaped yeast
structures of prokaryotic cell
Nl/inc - inc lymphos - nl - inc - nl
17. What organisms stain with silver stain
malaria
Salmonella
Fungi (pneumocystis) - legionella
HBV from needle stick
18. Viruses are not considered living; they need to be in a cell; and they do not grow on artificial media
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19. What are the sites for extrapulmonary TB
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20. What does anti HAVAb IgG indicate
aerobic
Rotavirus - dsRNA reovirus - villous destruction with atrophy leads to dec absorption of Na and H2O - day care centers and kindegartnes
Comma shaped - oxidase positive - grows in alkaline media
Prior HAV infection - protects against reinfection
21. What organisms stain with PAS
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22. Water movement with hypotonic solution or hypertonic solution
double- stranded DNA
osmotic pressure
Strongyloides stercoralis - larvae penetrate skin - bendazoles or ivermectin
Salmonella typhi
23. slapped cheek rah on face later appears over body in reticular 'lace - like' pattern - can cause hydrops fetalis in pregnant women - agent and dz
Parvovirus B19 and erythema infectiosum
Rapid antigenic variation of pilus proteins
Ehrlichia: no rash - granulocytes with berry cluster organisms
rickettsia
24. Where can salmonella typhi remain chronically
Haemophilus ducreyi - chancroid
Gallbladder
When nutriets are limited
No they are T cells reacting to EBV infected cells
25. What does candida result in with diabetic pts and Abx usage
Vulvuvaginitis
Ring enhancing brain lesions
Ancylostoma duodenale - necator americanus - larvae penetrate skin of feet - bendazoles or pyrantel pamoate
Salmonella
26. Mycoplasma pneumoniae is the only bacterial membrane containing what substance
Promote T cell activation and subsequent class switching - alone only IgM antibodies would be produced
Rickettsiae starts on hands and feet - typhus starts centrally and spreads outwards without involving palms or soles
Cholesterol
biogenesis
27. what bug grows on charcoal yeast extract agar buffered with cysteine
Pregnant women
Tapeworm larvae (intestinal infection) in pork or eggs (neurocystircercosis) in food/water contaminated with human feces
Diarrhea in children - no toxin - adheres to apical surface - flattens villi - prevents absorption
Legionella
28. Protein coat surrounding nucleic acid
capsid - definition
Oral and esophageal thrush
Candida albicans
Clue cells - or vaginal epithelial cells covered with bacteria visible under the microscope
29. exchange o- f genes between 2 chromosomes by crossing over within regions of significant base sequence homology
Recombination
Protozoan - STD
motility of bacteria
Does not ferment sorbitol
30. Transmitted by ticks - flulike symptoms with spotted rash; damages cardiovascular system and affects permeability of capillaries resulting in spotted rash
Francesco Redi
Salmonella
Rocky Mountain Spotted Fever
Vulvuvaginitis
31. What diseases can CMV cause and What is the route of infection
Enterobius
Congenital infection - mononucleosis with negative monospot - pneumonia - congenital - transfusion - sexual contact - saliva - urine - transplant
Strep pyogenes and scarlet fever
C. diptheriae
32. painful penile - vulvar cervical vesicles and uclers - can cause systemic symptoms such as fever - HA - myalgia - org and dz
adsorption (B)
replication for prokaryotes
viral shapes
HSV-2 - genital herpes
33. What bug grows on bordet - genou (potato) agar
adsorption (B)
Mild flulike symptoms with legionella
Traveler's diarrhea - labile toxin/stable toxin - no inflammatino or invasion
Bordetella pertussis
34. How does toxoplasmosis appear on CT/MRI in HIV pts
Antigen found on the surface on HBV - indicates hepatitis B infection
animal kingdom
Measles
Ring enhancing brain lesions
35. In what population does HCV cause hepaitits
basic shapes of bacteria
Paracoccidioidomycosis
Onchocerca volvulus - female blackfies - ivermectin
IVDU
36. Chemical synthesis and food industry
Enterobius - ascaris - trichinella
Wuchereria bancrofti - femile mosquito - 9 months to 1 year after bite to develop symptoms - diethylcarbmazine
commercial applications
Flulike (acute) - feeling fine (latent) - falling count - final crisis
37. PNA in CF
Bad xray - worse than pt - high titer of cold agglutinins (IgM) which can agglutinate or lyse RBCs - grown on Eaton's agar
Actinomyces and nocardia
Naegleria fowleri - freshwater lakes through cribiform plate - amoebas in spinal fluid - amphotericin for survivors
Pseudomonas
38. Plasmodium (4 different species) - transmitted to humans by Anopheles mosquito - organism is on a biology clock (multiple of 24 hours)
Mice - deer
how wine is spoiled
malaria
specific
39. Osteomyelitis in sexually active people can be from
plasmid - function
Cytoplasm - except influenza and retroviruses
gas gangrene
N. gonorrhoeae (rare) septic arthritis is more common
40. What does pneumocystis jeroveci cause - How is it diagnosed - and in who do you see it in
Type B protease IgA
commercial applications
Interstitial pneumonia - AIDS - diffuse bilateral CXR appearance - dx by lung biopsy or lavage - ID- ed by methanamine silver stain of lung tissue
Salmonella typhi
41. What prophylactic treatment is given to AIDS pts to prevent M. avium intracellulare
Bat - racoon - skunk
Viridans group streptococci
Azithromycin
15-20 - atypical lymphocytes
42. What is the TX for rickettsiae
Doxycycline
Subcutenous plaques - polyarthritis - erythema marginatum - chorea - carditis - no 'rheum' for SPECCulation
C. botulinum
Protein synthesis - 30S and 50S subunits
43. Repeating disaccharide: NAG and NAM
Negative
Lepromatous - diffusely over skin and is communicalbe (immunoCised) tuberculoid limited to a few hypoesthetic skin nodules (immunoCtent
what peptidoglycan is composed of
S. aureus
44. cestode causing intestinal tapeworms - org - transmission - tx
Smallpox - yellow fever - VZV - Sabin's polio virus - MMR
Rabies - influenza - salk polio - HAV
Taenia solium - ingestion of larvae encysted in undercooked pork - praziquantel
Mycobacterium
45. cestode causing neurocysticercosis - org - transmission - tx
release (B)
Taenia solium - ingestion of eggs - bendazole
capsid - function
Prevents phagocytosis - group A strep
46. biliary tract disease - cholangiocarcinoma - parasite
Metronidazole
fimbriae - function
Meningococci
Clonorchis sinensis
47. What virus is in the rhabdovirus family
Parvo - single stranded
uncoating (AV)
Rabies
Rheumatic fever - acute glomerulonephritis
48. 1745 - Believed microorganisms could develop spontaneously
Type B protease IgA
John Needham
histoplasmosis
A lipopolysaccharide found in the outer membrance of gram neg bacteria
49. What are the symptoms of Rocky Mountain spotted fever
Rash on palms and soles migrating to wrists - ankles and then trunk - headach fever - endemic to east coast
Doxycycline and ceftriaxone
cell membrane - definition
B cells - fever hepatosplenomegaly - pharyngitis - lymphadenopathy
50. Name the live attenuated vaccines
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