Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| Epidemiology | Study of patterns of disease infection and spread |
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| Endemic | Diseases are present in a population all the time at low levels. |
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| Epidemic | Affects many individuals in a population in a short amount of time. |
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| Pandemic | Worldwide epidemic |
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| Differential Stain | Use of 2 or more dyes to differentiate among bacterial species or distinguish structures of an organism. Ex) gram stain |
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| Endospores | Unique to bacteria; tough dormant structures that allow bacteria to survive harmful environmental conditions; produced by vegetative cell. |
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| Aseptic technique | Set of procedure to minimize chances that cultures will be contaminated by organisms from environment (prevents cross contamination) |
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| Sterile | Free from bacteria or other living microorganisms |
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| Standard Plate Count | Technique used to determine the number of bacteria in a sample |
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| Selective Media | Enhances or inhibits the growth of some bacteria |
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| Differential Media | Distinguishes between bacteria on same medium based on physical changes in medium; visible change to medium |
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| Obligate aerobe | Requires oxygen to grow. |
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| Microaerophiles | Grows best in presence of a small amount of oxygen |
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| Obligate anaerobes | Killed by oxygen |
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| Faculty anaerobes | Carries aerobic metabolism in presence of oxygen and shifts to anaerobic metabolism in the absence of oxygen |
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| Psychrophile | Cold loving organisms grow best at 15C to 20C |
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| Mesophile | Organisms grows best at 25C and 40C including most bacteria |
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| Thermophile | Heat loving organisms 50 to 60C |
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| Hypertonic Solution | Concentration of dissolved materials is greater than that in a cell; water moves out of cell and cell shrinks |
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| Hypotonic solution | Concentration of dissolved materials is less than that of the cell; water moves in, cell lyses |
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| Halophile | Salt loving organisms |
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| Disinfectant | Chemicals used on the surface of an inanimate objects to kill microbes |
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| Antiseptic |
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| Antibiotic | Chemicals that have ability to kill bacteria |
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| Photoreactivation |
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| Repair of DNA divers by light activated enzyme |
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Review the information in the table. When you are ready to quiz yourself you can hide individual columns or the entire table. Then you can click on the empty cells to reveal the answer. Try to recall what will be displayed before clicking the empty cell.
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To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
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Created by:
Yepez2017
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