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Flashcards by Rory Anderson, updated more than 1 year ago
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Created by Rory Anderson
almost 7 years ago
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| Question | Answer |
| LAB 5. Microbiology Describe the methods for growing bacteria. | 1. Obtain plates (petri dishes) treated with nutrient agar. 2. streak inoculate the plates from various locations. 3. Incubate the plates at body temperature to encourage growth. |
| LAB 5. Microbiology Describe where bacteria and other microorganisms can be found. | Bacteria is ubquitous, meaning they are found everywhere. |
| Lab 5. Microbiology Describe now bacteria and viruses spread, and how it can be prevented. | Bacteria and Viruses are spread by: 1. direct contact 2. indirect contact 3. droplets from the air Prevention includes: 1. Personal Hygiene (wash hands and keep your hands away from your mouth (face). 2. Not coming in contact with an infected person. |
| Lab 5. Microbiology Explain differences between viruses, fungi, and bacteria. | 1. Bacteria are single celled prokaryotic organisms. 2. Fungi are eukaryotic organisms. 3. Viruses are not usually considered alive in the traditional sense. |
| Explain beneficial and harmful effects of microorganism growth. | 1. Harmless bacteria help in breaking down food or providing vitamins (digestive system). 2. Harmful bacteria can cause disease by gaining access to tissues, growing, and releasing toxic substances into the body. |
| Bacteria are? (two answers) | Single celled prokaryotic organisms |
| One of the three domains of Life? | Bacteria |
| Bacteria is found? | Everywhere in the world. |
| Bacteria outnumbers other organisms in our body by? | 10 to 1 |
| Bacteria are ubiquitous, meaning? ubiquitous [adjective] ubiq·ui·tous \ yü-ˈbi-kwə-təs \ | the are found everywhere! |
| In your body, you have ____bacteria for every _____ cell. | 1. Ten 2. One |
| Most bacteria are completely _________ and many are even ____________. | 1. Harmless 2. Beneficial |
| Lab 5. Microbiology Some Bacteria can gain access to your tissues, ____________, and releasing ____________ substances into your ________________. | 1. growing 2. toxic 3. bloodstream |
| Lab 5. Microbiology Bacteria infection can result in many different types of _____________ that can be caused by __________ ______________. | 1. diseases 2. bacterial 3. infections |
| Lab 5. Microbiology Specialized cells called _______________ attack bacteria until they die. | 1. macrophages macrophage [noun] mac·ro·phage \ ˈma-krə-ˌfāj \ |
| What is a collection of macrophages called? | Pus |
| When the body cannot fight off an infection, we use chemicals called? | Antibiotics |
| Fungi are? | Ubiquitous Eukaryotic Organisms (they come in many varieties) |
| Fungi can grow in both _____________ and ______________ forms. | 1. multicellular 2. unicellular |
| Used to produce antibiotics? | Fungi (penicillin is the best example) |
| True/False Viruses are usually considered to be alive in the traditional sense. | False Viruses are NOT usually considered to be alive in the traditional sense. |
| Although viruses have genetic material, they cannot _______________ or _______________. | 1. metabolize 3. reproduce (unless they have the assistance of a host cell) |
| Viruses reproduce by? | attacking a host cell |
| In 1918, a global outbreak of _____________ resulted in the death of more than _____ ______________ people, 3% of the world population at the time. | 1. influenza 2. fifty million (over a quarter of the world's population was infected with the disease) influenza: : an acute, highly contagious, respiratory disease |
| The spread of _________________ viruses (HIV), the virus that causes AIDS, has killed ______________________ worldwide since its identification in 1981. | 1. immunodeficiency 2. Twenty-five million |
| What disease that's transmitted among individuals of a population called? | infectious disease |
| Name the three ways that infectious diseases are transmitted between people? | 1. direct contact 2. indirect contact 3. airborne droplets |
| Contact with an infected individual or their body excretions is called? | direct contact |
| Contact with an intermediary item that was touched by and infected person is called? | indirect contact |
| Who tracks outbreaks of infectious diseases, determine routes of transmission, and attempt to identify the source of the outbreak? | Scientist with the World Health Organization (WHO), Center for Disease Control (CDC), and local health departments |
| An infectious disease that occurs within a small geographical area, such as a city or state, is called an? | Epidemic |
| When an epidemic reaches global proportions, it is referred to as a? | Pandemic |
| A scientist who studies infectious diseases, to determine the source of the disease, is called a? | Epidemiologist |
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