Microbiology Final Answers – Flashcards
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| Mumps |
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| disease of the gastointestinal system, it is transmitted by the respiratory route Pt presents with a. Fever b. Malaise c. Rash on chest arms and feet |
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| Etiological agent |
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| Difference between Amoebic dystentery and Bacillary dysentery |
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| Samonella enterica |
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| Likely souce of poutry product infection Prevented by thorough cooking of food Transmitted by water |
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| Giardiasis |
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| Diagnosed by presence of flagellated protozoa in patients feces |
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| Entamoeba histolytica |
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| Feeds on red blood cells |
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| Beef Tapeworm |
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| Human infestation aquired by ingesting cysticerci in intermediate host Prevented by thorough cooking of food |
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| Escherichia Coli |
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| Most common cause of traveler's diarrea Cystitis is most often caused by Most nosocomial infections of the urinary tract are caused by |
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| Staphylococcal food poisioning |
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| A. Suspect food are those not cooked before eating B. It can be prevented by refrigeration C. It is treated by replaceing water and electrolytes D. It is characterized by rapid onset and short duration of symptoms |
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| Taenia infestation |
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| Humans are definitive host |
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| Trichinellosis |
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| Humans eat larva of parasite It is prevented by thorough cooking Transmitted via under cooked pork and horse Killed by radiation Transmitted |
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| Pinworm infestation |
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| Human injest parasite eggs |
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| Hookworm infestation |
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| parasite bores through skin |
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| Thorogh cooking prevents |
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| A. Trichinellosis B. Beef tapeworm C. Salmonellosis D. Shigellosis |
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| Large Intestine |
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| Location of most normal microbiota of the digesttion system |
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| Vibrio vulnificus |
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| Transmitted Via contaminated shrimp Symptoms include onset a. Fever b. Chills c. Nausea d. Myalgia Therapy with ciprofloxacin |
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| Transmitted by water |
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| A. Salmonella B. Cyclospora C. Cryptosporidium D. Hepatitis A Virus |
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| Cholera |
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| "Rice water stools" are charateristic of |
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| Helicobacter |
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| Makes NH3 Grows in stomach |
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| Lactobacillus |
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| Normal microbiota of the adult vagina |
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| Pyelonephritis results from |
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| a. Urethritis b. Systemic infection c. Cystitis d. Ureteritis d. |
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| Primarily a sexually transmitted infection (STI) |
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| a. Lymphogranuloma vernereum b. Genital Herpes c. Gonorrhea d. Chancroid |
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| Cause congential infections or infections of the newborns |
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| a. Syphilis b. Gonorrhea c. Nongonococcal urethritis d. Genital herpes |
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| Genital herpes |
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| Recurs at the site of infection Primarily a sexually transmitted infection Cause conginital infection or infection of the newborn Most difficult to treat withchemotherapeutic agents |
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| Contains fewer than 10,000 pathogens/ml |
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| Normal urine sample collected by urinating in a sterial collection cup |
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| Glomerulonphritis |
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| An immune complex disease |
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| Predisposing factors to cystitis in females |
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| a. The proximity of the anus to the urethra b. The lenght of the urethra c. Sexual intercourse d. Poor personal hygiene |
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| Candidiasis |
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| Itching Cheesy discharge |
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| Trichomoniasis |
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| Leukocytes at the infected site is a symptom of |
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| Lymphogranuloma vernereum |
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| Caused by Chlamydia Primarily a sexually transmitted infection |
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| Gonorrhea |
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| Most common reportable disease in the US Complicatons include: a. Arthritis b. Pelvic inflammatory disease c. Endocarditis d. Meningitis Cause conginital infections or infections of the newborn Primarily a sexually transmitted infection TX(Treatment) with cephalosporins because organism is resistant to penicillin and fluoroquinolones Number of cases greater than AIDS last year |
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| Syphilis |
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| Causes a. Skin rash b. Hair loss c. Malaise d. Fever Cause congenital infection or infectons of the newborn |
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| Genital warts |
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| a. Treated by removing them b. It is caused by papillomaviruses c. It is transmitted through direct contact |
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| Pelvic inflammatory disease |
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| a. It can cause sterility and pain b. It can be caused by N. gonorrhoeae c. It can be sexually transmitted d. It can be caused by C. trachomatis |
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| Acyclovir |
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| TX(Treatment) for fever and extensive lesions of the labia minora w/negative VDRL(syphilis) test |
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| Habitat for an extremphile |
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| a. Inside rock b. Salt-evaporation pond c. 100 degree C water d. Acid mine wash |
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| Symbiotic pair of organisms Elk |
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| Rumen bacteria |
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| Termite |
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| Animal with specialized organs that hold cellulose Degrading bacteria and fungi |
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| Adding untreated sewage to a freshwater lake would cuase the biochemical oxygen demand to |
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| Increase |
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| Coal formation |
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| Requires anaerobic conditions |
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| Sludge digestion |
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| Takes place under anaerobic conditions |
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| Uses anaerobic conditions |
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| Coal formation Sludge digestion |
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| Primary sewage treatment |
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| The amount of oxygen doesn't make a difference Sedimentation of sludge occurs in |
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| Bacteria |
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| 81% of microorganisms in the soil Can increase the Earth's temperature by Producung CH4, a greenhouse gas |
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| Secondary sewage treatment |
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| Waste water treatment process is responsible for the removal of most BOD(Biochemical Oxygen Demand) in sewage Aerobic respiration occurs |
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| Water Treatment |
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| Filtration to remove protozoa |
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| The release of phosphate-containing detergents into a river would |
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| increase algal growth |
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| If untreated sewage is released into a river |
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| a. Health hazard b. Increase BOD c. Decrease dissolved oxygen |
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| The most common mode of HAV(Hepatitis A Virus) transmission |
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| Contamination of food during preparation |
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| Xanthan used in household products is produced by bacteria |
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| a. Selected for therir ability to grow lactose b. That are plant pathogens |
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| Fermentation |
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| Works to preserve food because of a. Acid b. Alcohol Process yeast use to produce ethanol for automobile fuel from corn |
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| Radiation work to preserve food because of |
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| Lethal mutations |
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| Aseptic packaging works to preserve food beacuse of |
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| Heat |
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| Canning preserve food by |
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| Anaerobic environment and heat |
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| Uses for radiation |
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| a. Killing Trichinella b. Killing insect eggs and larva c. Preventing sprouting d. Foods that cannot be heated |
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| Industrial product produced by microbes |
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| a. Amino acids in foods b. Antiboitics c. Industrial enzymens d. Vitamin B12 e. Riboflavin |
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| Cellulase attached to a membrane filter will |
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| Degrade cellulose |
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| Microbial products can be improved by |
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| a. Isolating new strains b. mutating existing strains c. Genetically modifing strains d. Modifying culture conditions |
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| Advantages of using a bioreator instead of a flask culture |
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| a. Large culture volumes can be grown b. Instrumentation for monitoring enviromrntal conditions c. Uniform aeration and mixing d. Aseptic sampling |
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| Commerical sterilization differs from true steralization in that commercial sterilization |
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| May result in the survial of thermophiles |
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| Acetobacter |
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| Undesirable contaminant in wine making |
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| Fuel produced by microorganisms (HOME) |
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| a. Hydrogen b. Oil from algae c. Methane d. Ethanol |
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| Flat sour spoliage |
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| Spoilage of canned foods due to inadequate processing, not accompained by gas production |
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| R. rickettsia |
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| The causative agent in Rocky Mountain spotted fever |
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| As cheese age it gets |
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| More acidic |
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| Staphylococcus saprophyticus causes |
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| Cystitis |
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| Cystitis caused by |
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| Staphylococcus saprophyticus Escherichia Coli |
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| Clostridum difficile |
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| Associated diarrhea is usually preceded by use of broad spectrum antibiotica |
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| Symbiotic pair of organisms Orchid |
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| Mycorrhizae |
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| Symbiotic pair of organisms Onion |
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| Arbuscules |
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| Symbiotic pair of organisms Bean plant |
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| Rhizobium |
