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40 Cards in this Set
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- Back
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What is the most common form of anthrax and what is at the site of entry?
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It is cutaneous anthrax, and it has a black crust (eschar) painless ulcer.
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What is the DOC of for Anthrax if proven to be sensitive to it?
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Pencillin
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What is cultured on Loeffler's telluride and produces a toxin only if inefected with bacteriophage?
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Corynebacterium diphtheriae
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What is a way to differentiate between Listeria and Corynebacterium?
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Tumbling movement in Listeria, but also it causes sepsis and meningitis in neonates.
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Where do you find the spores of Clostriadium perfringens that causes food poisoning?
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Found in pre-prepared beef or chicken, and Mexican foods. Anything that provides obligate anaerobic environoment.
YOU KNEW THAT RIGHT... PLZZ (chiddy band music on now). |
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What are the three drugs to cause Pseudomembranous colitis?
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Clindamycin, cephalosporings, ampliciin.
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What toxin does Clostridium perfringens (gas gangrene) display?
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Alpha toxin (lecthinase) which is where the phospholipid membrane degenerates and causes destruction and necrosis of tissue with gas production.
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What are the symptoms received from Botulism?
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Constipation, dry mouth, descending flaccid paralysis, eventual respiratory failure. Toxin blocks Ach release at neuromuscular junctions.
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What are some symptoms seen associated with Clostridium tetani?
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"lock jaw" trismus, risus sardonicus (facial muscle paralysis), opisthotonos, and then respiratory failure.
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Which salmonella is more a diarrheal disease?
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Salmonella enteritidis... causes inflammatory diarrhea.
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Shigella is motile or non-motile?
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Non-motile only has O antigen. Shigella gives rise to shiga toxin which inhibits protein synthesis within enterocytes, leading to enterocyte death.
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What is the number one cause of nursing home pneumonia?
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Klebsiella pneumoniae causes currant jelly sputum.
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Camplyobacter jejuni is associated with the development of what disease neurological?
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Guiiiiiiiillllllllllllain------BARRRREEEEEEEE
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Helicobacter pylori has a high risk of what type of cancer?
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Gastric Ca.
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What is the difference in location of growth between bubonic plaque and pulomonary plaque?
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Bubonic plaque goes to the regional lymph node swells that up and then goes to the blood...
Pulmonary plaque starts at the lung. DOC for both Streptomycin. |
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If humans ingest dog-stool contiminated water or food then they will get bacteria invading the small intestine and colon with diarrhea.....etc. What organism is this?
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Gram negative bacilli Yersinia enterocolitica.
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If have undulant fever and have been in contact with goats and ate some goat cheese that didn't taste right what do you think I have?
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Brucella melitensis
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What are the vectors that can transmit Francisella tularensis to humans?
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To get tularemia pneumonia you can come in contact with rabbits. Inhalation of the organism while playing. Or you can get tularmemia from ticks which can later on progress to tularemia pneumonia.
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What type of agar does hemophilus species need?
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Chocolate agar...you need to remember some specific types of agar.....DURRRR!!!!
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Where does bordtella pertussis attach?
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It attaches to the ciliated epithelial cells of the trachea and bronchi. When the cells are destroyed the cough begins.
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What organism grows in water reservoirs like air-conditioning places.
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Legionella pneumophila
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What is the color of an acid/fast bacteria after staining?
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red/pink a non-acid fast bacteria will stain blue.
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What are some ways to identify active TB?
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chest x-ray and sputum culture!
DUMBASS you probably said PPD didn't you. No don't deny it. Study! |
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What is the treatment for primary and active TB?
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Isoniazid for 9 months those resistant can be treated with rifapmin.
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Isoniazid causes this deficiency so you must supplement this along with INH?
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causes vitamin b6 deficiency so must also give pyridoxine.
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Which type of leprosy gives rise to a focal erythema with central pigment loss? And + for lepromin skin test?
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Tuberculoid leprosy
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Why does Lepromatous leprosy give a negative lepromin skin test?
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Because unlike tuberculoid leprosy it can nont mount a cell mediated response.
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What is the prophylaxis for CD4 counts < 50-100 for M. avium-intracellulare?
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it is azithryomycin and clarithromycin.
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What filamentous bacteria form sinuses?
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Nocardia and Actinomyces.
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What are the confirmatory tests for Treponema pallidum?
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FTA-ABS, or TPHA
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What is the treatment for all treponema pallidum?
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Pencillin G
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What is the diagnositc technique for Borrellia Burgdorferi for >4weeks?
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Post-infection....preferred is lyme IgG with ELISA
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What is the diagnositc technique for Borrellia Burgdorferi for >4weeks?
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Post-infection....preferred is lyme IgG with ELISA
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How do you usually get Leptospira?
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Infection is usually established by swimmng in contaminated water.
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What is the Jarisch-Herxheimer reaction?
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Fever, myalgias, chills, and flu-like feelings. Last up to 24hrs and it is due to lysis of spirochetes and the release of endotoxin-LIKE molecules.
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#1 causes of infectious blindness?
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Chlmadia trachoma
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What is an occupational disease of pet store owners and poultry raisers?
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C. psittaci
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Where is the rash for typhus?
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It starts around the waist and spreads peripherally.
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Which rickettsial disease is not spread by the bite of arthropod?
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Q. Fever
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Person got a disease from a WWI reenactment where they spent 24 hours in a ditch with 100s of people. They now have severe BONE pain what organism is this?
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First of all it is Trench fever caused by a lice and it is Bartonella Quintana
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