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Chapter 3
Microbiology
| Question | Answer |
|---|---|
| Define Microbiology | Microbiology is the branch of biology that deals with microorganisms and their effects on other living organisms |
| Define Pathogenic | Disease Producing |
| How are microorganisms measured? | In microns |
| Give examples of microorganisms: | Bacteria, Viruses, Fungi, Protozoa, and Microscopic Algae |
| List the 2 groups of bacteria that gram stain divides: | Gram Positive and Gram Negative Bacteria |
| Gram positive microorgainsms stain what color? | Purple or Blue |
| Gram Negaive microorganisms stain what color? | Pink or Red |
| What does gram staining help to determine? | Gram staining helps to indentify the microorganism which can help determine which drug will be the most effective against the disease |
| How does bacteria reproduce? | Binary Fissin (asexual reproduction) |
| List the basic requirments bacteria needs in order to survive: | Warmth, Food, Water, Alkaline pH, Elimination of Waste, Oxygen, Subdued light or darkness. |
| Describe a spore: | A spore are highly durable, dehydrated cells with thick cell walls that are hard adn shell like. |
| What does Aerobic bacteria require in order to survive? | Oxygen |
| Define Microbacteria: | Mycrobacteria are aerobic, non-spore-forming, non-moving, rod-shaped organisms. |
| Microbacterium Tuberculois is responsible for which disease? | Tuberculosis |
| Microbacterium Leprae is responsible for which disease? | Leprosy |
| Give examples of Gram Positive Cocci: | Staphlococcus, Streptococcus, and Enterococcus |
| What is the persistant cause of healthcare aquired (nosicomial) infections? | Staphylococcus aureus (MRSA) |
| What is a prion? | An abnormal protein in the brain, leading to brain damage. |
| Give examples of diseases caused by prions: | CJD, variant Creutzfeldt-Jacob Disease (vCJD), Gerstmann-Straussler-Scheinker syndrome, fatal familial insomnia, kuru |
| Where are spirochetes found? | Water, sewage, soil, and decaying matter. |
| What is responsible for relapsing fever and Lyme Disease? | genus Borrelia usually transmitted by ticks or lice |
| What requires a living organism to survive? | Viruses |
| Give examples of viruses: | AIDS, rabies, smallpox, poliomyelitis, measles, fever blisters, influenza, herpes, hepatitis A, B, and C, and the common cold. |
| What is the health care worker most likely to be exposed to in the health care work enviornment? | Hepatitis C |
| What are single celled Microorganisms | Protozoa |
Created by:
tlwatkins
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