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B-205 Resp
Chapter 24: Microbial Diseases of the Respiratory System
| Question | Answer |
|---|---|
| What is the agent(s) responsible for TB | Mycobacterium tuberculosis/bovis |
| To identify TB in vitro one must use what method(s) | PCR, and acid fast stain |
| What is the newest form of testing for TB, and what does it test for? | QUANTI-feron; tests for IgM |
| Name one antibiotic that may be used to treat TB | o Isoniazid (anti-mycobacterial) o Rifampin (inhibitor of mRNA) o Ethambutol (ant-imycobacterial) |
| What kind of non-TB mycobacterium might one find colonizing house-hold plumbing? | Mycobacterium Avium Complex |
| Which mycobacterium causes aptosis (programmed cell death) of the cells: a) Mycobacterium avium b) Mycobacterium TB/bovium | A. a) Mycobacterium avium |
| Name the bacterium that lives in water in A/C units, and shower heads | Legionella pneumonphila, responsible for Legionellosis |
| The cause of the common cold | Rhinoviruses |
| What's the most common pathogen responsible for respiratory illness? | Streptococcus Pneumoniae |
| What is unique about Mycoplasmas in terms of treatment? | No cell walls, thus cannot use inhibitors of peptidoglycan |
| What respiratory illness is caused by Chlamydia? | Clamydolphala pneumonia |
| What respiratory infection is caused by Coxiella burnetti? | Q fever |
| What is the most heat-resistant pathogen (respiratory illness) | Coxiella burnetti |
| Pathogen responsible for Whooping Cough | Bordetella pertussis |
| What disease wipes our the cilia in the trachea? | Bordetella pertussis (Whooping Cough) |
| Which respiratory infections are caused by Streptococcus Pyogenes? | S. Pharyngitis (strep throat), and scarlet fever |
| Name one contributer to the virulence of S. Pyogenes | o Has a capsule made of hyalonic acid o M-protein o Erythrogenic toxin |
| What are the opportunistic pathogens of the respiratory system | Acinetobacter, Moraxella, Prevotella |
| What is the most common fungal infection of the respiratory system (hint: if persists, can lead to encephalitis) | Coccidiomycosis: from Coccidiodes immitis |
| What fungal infection of the respiratory system is the most common cause of death among those infected with HIV/AIDS | Pneumocystis jirovecii |
| Name the respiratory infection associated with pigeon droppings (hint: fungal) | Histoplasma capsulatum |
| What is the mortality rate for SARS for those above 65? | 50% |
| Which respiratory virus might one catch from working on an old shed? (Hint: was once called Korean hemorrhagic disease) | Hantavirus |