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Microbiolgy Lecture
Lecture final (quizzes staph-vibro)
| Question | Answer |
|---|---|
| What is most associated with the genus Staphylococcus? | Abscesses |
| A characteristic of Staphylococcus is? | Salt tolerant |
| Which species of Staphylococcus is considered most virulent? | Staphylococcus aureus |
| What do we call a hair follicle infected by Staphylococcus? | Furuncle |
| what is a fairly reliable symptom that one has Staphylococcal food poisoning? | onset within 3-4 hours |
| The term "strep" in Greek means? | Twisted |
| The genus Streptococcus averages around _____ um in diameter. | 1 |
| Lancefield groups- Group A affects humans, Group B affects cattle; how many Lancefield groups are there? | 5 |
| When one thinks of Streptococcus, one thinks of? | Toxins |
| What is a sequelae complication from a Streptococcus caused upper respiratory infection (URI)? | Rheumatic fever |
| What is the disease that Oliver Wendall Holmes and Ignas Semmelweis both made recommendations concerning, which recommendations revolutionized medicine? | Childbed Fever- Puerperal sepsis |
| Anthrax can appear in several different forms and can be contracted in several different ways. It is most usually a disease of the? | Skin |
| Bacillus is a common soil organism. What are its oxygen requirements? | Aerobic |
| Diseases that humans acquire from lower animals are called zoonoses. Which disease is associated with animal products? | Anthrax |
| What is the most dangerous and contagious of the forms of Anthrax? | Pulmonary |
| Which organism can be diagnosed using an anaerobic chamber? | Clostridium |
| Which group of people would u think are most susceptible to tetanus? | Children |
| Many organisms produce a gaseous waste product when they grow, this can sometimes be a problem when there is no way for the gas to escape because it causes swelling, which disrupts circulation. What organism causes this problem in the living tissue? | Clostridium perfringens |
| What organism is a gram positive rod that produces spores? | Bacillus subtulus and Clostridium botulinum |
| Which organism secretes a toxin that is a neurotoxin that causes rigid paralysis? | Clostridium tetani |
| Which species of Clostridium is probably most difficult to diagnose? | Clostridium botulinum |
| Which disease causes a black, bleeding scar on the skin called an "eschar"? | Anthrax |
| Which organism can cause partial facial paralysis, giving rise to a characteristic facial expression or "mask"? | Corynebacterium diptheria |
| Tuberculosis is an example of a communicable disease which, in the US is? | epidemic |
| What gram positive rod is pleomorphic and club shaped? | Corynebacterium |
| What organism is infectious due to aerial contamination? | Mycobacterium, etc. (more than one of these) |
| Which organism can be diagnosed on Loefflers Medium which is high in potassium tellurite? | Corynebacterium |
| Which organism may cause long lasting laten infections? | Mycobacterium |
| What organism secretes a toxin that is actually a vascular stimulant that causes the body to grow more capillaries into the infected area? | Corynebacterium |
| Which bacteria only actually makes us sick if it is in turn infected with a parasite? | Corynebacterium |
| What genera is most resistant to antibiotics and other drug treatments? | Mycobacterium |
| What organism is probably the most difficult to contract? | Mycobacterium |
| What organism and infections can only be treated successfully by fluid and electrolyte replacement? | Vibrio cholera |
| What is the causative agent of the disease known as bacillary dysentery? | Shigella dysentariae |
| What are significant factors in determining whether or not an infection will develop in an exposed person? | Number of invading organisms, portal of entry, defensive mechanisms of the host, virulence of invading organism |
| What do we call a toxic compound, produced by a bacterium, that is actually part of the organisms cell wall and is not toxic until the organism dies and the cell wall remnants are released? | Endotoxin |
| Which organism was the reason that pet turtles were eventually banned for sale? | Salmonella |
| What do we collectively call gram negative rods? | Coliforms and enterobacteriacea |
| What is one major difference between food poisoning caused by Staphylococcus and Salmonella? | One is an infection and the other is a poison |
| Which organism can invade the blood stream and cause disseminated disease? | Salmonella |
| Which organism is associated with the condition known as tenesmus? | Shigella |
| John Snow is famous as the father of epidemiology. What disease was he investigating? | Vibrio |
| Who invented Pie Charts? | Florance Nightingale |
Created by:
manzanarescalla
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