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27 Cards in this Set
- Front
- Back
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Rickettsia and Clamydia |
Both are OIP and small in size |
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Rickettsia sp. |
Lives within cytoplasm of cell Transmission: bites of arthropods Cardiovascular disease: spotted rash |
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Chlamydia sp. |
Lives in vacuoles of cells
Transmission are born or interpersonal contact (Petshop birds) C. psittasi: psittacosis Parot fever or ornithosis RT infection Transmitted airborne |
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C. trachomatis |
2 Types of Infections
1. Eye Infections: 2 types Inclusion Conjunctivitis: Common Infants (Birth canal), swimming
Trachoma: leading cause of blindness world wide (not US)
Not the same microbe that causes genetal infections
Transmission by hand contact fomited, flies |
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Non-Gonococcal urethritis NGU (Rickettsia and chlamydia) |
Leading sti in the US Transmission (mainly sexual) Mild symptoms in men Women asymptomatic Untreated can lead to complications PID(pelvic inflamitory disease, Ectopic pregnancies) |
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Mycoplasma sp. |
No cell wall Not inhibited by penicillin Filament production M. pneumoniea (walking pneumoniea) Mild pneumonia Population (young adults and children) |
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Staphylococcus sp |
Cocci: cluster Halophiles S. epidermidis: normal skin flora S. aureus : carriers (nostril and skin) Food poisoning, skin infections (boils, inpetigo) toxic shock syndrome MRSA |
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Staph epidermidis |
Normal skin flora |
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Staph. aureus |
Carries (nostril skin) Food poisoning Hdkdjdjekeo |
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Streptococcus sp. |
Cocci chains Produces extra cellular substance Does not like: salt (non halophile) Diseases: Pharyngius, scarlet fever, pneumococcal pneumonia |
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Endispores Gram positive Rods: Clostridium sp |
•C. tetani : tetinus •C. botulinum: botulism and botox •C. perfringens: gas gangrene and food posioning •C. difficles: Colitis (contact isolation) |
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Endispores Gram positive Rods: Bacillus sp |
Mainly mainly non-pathogenic Common in soil Several produce antibiotics: Bacitracin B. Anthracis : anthrax |
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Non spore forming regular gram positive rods Lactobacillus sp |
Mainly non-pathogenic Produces lactic acid: food industry Normal flora of: Skin, GI tract, oral, vagina |
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Non spore forming regular gram positive rods
Listeria monocytogenes |
Human pathogen: Listeriosis Psychrophile and mesophile Effects immunosuppressed patients and pregnant females
Stillbirths, fetal damage, meningitis |
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Irregular non-spore forming gram positive rods Corynebacterium sp. Propionibacterium |
Pleomorphic rods C. diptheriae: diptheria RT infection DPT or DTaP vaccine |
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Mycobacterium |
Aerobic non-motile rods Acid fast bacilli: waxy CW Filament formation Many non pathogenic species Pathogens: TB (milk born pathogen) M. tuberculosis M. leprae: leprosy or Hansen's disease |
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Milk-borne pathogens |
1 Brucella 2 Coxiella 3 M. tuberculosis |
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Misc bacteria Caulibacter sp. |
Aquatic fresh water Prosthecae: stalk Anchors the microbe to surface
Unique binary fission |
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Glibing bacteria |
Slime producers Myxobacteria sp. Beggiatoa sp. Sybiotic mutualistic relationship with rice Energy source is H2S Detoxifies produced by Desulfovibrio sp. |
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Chemo autotrophic bacteria |
Soil bacteria Source of carbon : CO2 Source of energy : inorganic chemicals Nitrobacter and Nitrosomonas sp.: Nitrogen Thiobacillus: Sulfer |
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Archaeobacteria |
Extremophiles Found under extreme conditions Halobacterium (requires salt) Sulfolobus sp. (Sulfer and pH2-3) Methanogens (produce methane gas) Normal flora of GI tract in animals Used in sewage treatment H2+CO2--->CH4 |
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Photoautotrophic bacteria |
Photosynthetic Source of carbon: CO2 Source of energy: light Cyanobacteria sp. |
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Streptomyces sp. |
Filamentous Some show asexual spores 500 species described Isolated from soil by Dr, Waksman B
Streptomyces sp.
Produces most of our antibiotics
produces a chem called geosmin |
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Haemophilus sp culture media |
Chocolate plate |
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Types of Rickettsia |
Epdemic typhus: typhoid fever Disease of wartime and poverty close living quarters and filth (rat fleas) Rockymountain spotted fever (ticks) Q fever Coxiella burnetti ingestion Goat sheep cattle (milk born pathogen) |
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MRSA |
Methicillin resistant Stap Aureus 40% of S. aureus 8% of pop colonized 19% will be infected |
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Irregular non-spore forming gram positive rods Propionibacterium sp. |
Fernentation of swiss cheese P. acnes: acne |
