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BIOL2421 FINAL
final
| Question | Answer |
|---|---|
| Protista kingdom | trichomonas vaginalis, giardia, trypanosoma |
| common STI caused by flagellated protozoan causes itching, watery discharge of vagina | trichamonas vaginalis |
| flagellated protozoan causes "travellers diarrhea" with cyst in food/water | giardia |
| causes african sleeping sickness and chaga's disease | trypanosoma |
| vector & symptoms of african sleeping sickness | tsetse fly; coma |
| vector, syptoms, location of chaga's disease | reduviid (kissing fly); heart arrythmia, arthritis; S. America |
| causes encephalitis or meningitis | west nile virus |
| resevoir for west nile virus | zoonosis- humans, birds (US), equine |
| vector for west nile virus | aedes mosquito |
| resevoir for HIV | human |
| RNA virus that carries reverse trancriptase | retrovirus |
| HIV targets? | helper T cell |
| causative agent of malaria | plasmodium organism- non-motile protozoan |
| malaria spread by? | anopheles mosquito |
| rabies family | rhabdoviridae |
| resevoir for rabies | zoonosis |
| rabies transmitted by? | saliva, other body fluids; ie bite by skunk, bat, raccoon, coyote |
| bullet shaped virus | rabies |
| RNA viruses | rabies, influenza |
| 1st stage of rabies | numbness/tingling at bite site |
| 2nd stage of rabies | personality changes, hydrophobia, coma, death |
| general diagnosis when no bacteria or other cause is ID'd for meningitis | viral meningitis |
| family for polio | picornaviridae (same as Hep A) |
| resvoir, transmission, symptoms for polio | human; fecal-oral route; mild GI upset (small % get paralysis) |
| types of vaccines for polio and who made them | Salk- killed vaccine, injection, used today; Sabin- attenuated (live) vaccine, oral, not used any more |
| herpes family | herpesviridae |
| means "to creep" | herpes |
| herpes simplex I causes? | fever blisters |
| herpes simplex II causes? | genital herpes |
| neonatal herpes causes? | blindness, deafness, brain damage in fetus or newborn |
| rotavirus family | reoviridae |
| rotavirus resevoir, transmission, symptoms | human; fecal-oral; dysentery |
| worldwide most common cause of diarrhea in children | rotavirus |
| hepatitis A family | picornaviridae (like polio) |
| aka infectious/epedemic hepatitis | hep A |
| transmission, target age range for hep A | fecal-oral route; contaminated food/water, raw shellfish, fomites, poor hygiene; young children, families, day cares |
| hepatitis B family | hepadnaviridae |
| HIV's twin in transmission and prevention | hep B |
| can cause 300% increase in liver cancer risk | chronic infections of hep B |
| small pox family | orthopoxviridae |
| variola is? | small pox |
| disease eradicated in world | small pox (variola) |
| resevoir, symptoms of small pox | human; skin eruptions (internal and external); very high fever |
| chickenpox other name and family | varicella zoster; herpesviridae |
| resevoir, transmission, symptoms of chicken pox | human; respiratory droplets; prodromal period is cold-like then turns to blisters everywhere, including scalp, palms, soles of feet |
| can develop into shingles after being dormant in nerve cells | varicella |
| neonatal chicken pox is? | if mother has not had chicken pox and catches it while pregnant--big risk to fetus |
| aka black water fever | yellow fever |
| vector, resevoir for yellow fever | aedes mosquito; humans/monkeys |
| lifecycle of yellow fever | fever, nausea, vomiting for first week, followed by remission, then symptoms return more severe--liver/kidney failure, hemorrhaging, jaundice, death |
| aka break bone fever | denge fever |
| vector, resevoir, symptoms of denge fever | aedes mosquito; monkey/human; high fever, rash, deep bone pain--repeat infections common, no vaccine |
| disease in isolated parts of Africa causing hemorrhaging, organ failure, high fatality | ebola |
| influenza family | orthomyxoviridae |
| resevoir, method of transmission for influenza | zoonosis (human, avian, swine); respiratory droplets, fomites, entry into oral/mucous cavities |
| strains of influenza that cause flu | A and B |
| cause the common cold | influenza C, RSV, rhinovirus |
| virus that has spikes (H & N) | influenza |
| why is RNA virus more likely to mutate? | absence of DNA polymerase (spellchecker) |
| RSV family | paramyxoviridae |
| resvoir, transmission, target age range, prevention, symptoms of RSV | human; resp. droplets, fomites, hand contact; young children (<2); hand washing; thick, excessive mucous |
| aka Sin Nombre "no name" virus | Hanta virus |
| resevoir, transmission, location, symptoms of hanta virus | zoonosis (wood mouse); aerosolized mouse poop; 4 corners area of US; severe fulminating pneumonia (hemorrhagic disease in Asia) |
| father of virology; he studied what? | Dmitri Ivanosky; tobacco mosaic disease |
| aka filterable agent | virus |
| means venom or poison | virus |
| define virus | obligate intracellular parasite; non-living entity |
| protein coat composed of capsomers | capsid |
| 3 morphological forms of viruses | helical, icosahedral (polyhedral), complex (ie bacteriophage) |
| with malaria, where does asexual reproduction occur? | in the human with merizoites |
| with malaria, where does sexual reproduction occur? | in gut of mosquito with gametocytes |
| components of bacteriophage | head (icosahedral), sheath (helical), base plate, tail fibers, pins |
Created by:
awesomeandrea
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