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- 11. Condition where chloramphenicol is ineffective pseudomonas infection chlamydial infection gonorrheal infection syphilis infection 12. Formulation of chloramphenicol that is palatable chloramphenicol palmitate chloramphenicol esolate chloramphenicol chlorate chloramphenicol carbonate 13. Substance which is a component of lincomycins lactone sulfur nitrobenzene amino sugars 14. Definition of Clindamycin 7-hydro-7-dioxy Lincomycin 7-hydroxy-7-deoxy Lincomycin 7-dichloro-7-hydroxy Lincomycin 7-chloro-7-deoxy Lincomycin 15. Type of bacteria most susceptible to aminoglycosides Anaerobic G(-) Aerobic G(+) Anaerobic G(+) Aerobic G(-)OOOOOP All of the following are true about gas gangrene EXCEPT: Caused by the anaerobic bacterium Clostridium perfringens The etiologic agent stays confined to the site of initial infection and does not damage or invade other tissues Infection is caused by endospores from the soil or other environmental sources Begins with interruption of blood supply to tissue, causing cell death The etiologic agent ferments carbohydrates, producing CO2 and H26. Gram negative bacteria are naturally resistant to chloramphenicol. True or False.
- Which of the following is not used as an antiseptic? A. Chlorhexidine B. Phenol C. Iodophor D. Hydrogen Peroxide1. Do betadine, glutaraldehyde, rubbing alcohol, and hydrogen peroxide act as sporicidal disinfectants? 2. Is phenol, merthiolate, alcohol, iodine, and zinc oxide safe for antiseptics?A patient comes to your office complaining of a productive cough, night sweats, and unexplained weight loss. You perform a Kinyoun acid-fast stain of his sputum and see the acid fast positive organisms depicted in the picture What is the organism most likely causing the disease? C Staphylococcus aureus Mycobacterium tuberculosis O Mycobacterium leprae Mycobacterium fortuitum
- Would puromycin be useful for the treatment of a virus infection? Why or why not? Would chloramphenicol be useful?Does the causative agent of tuberculosis, Mycobacterium tuberculosis, form spores thus making it very difficult to control? YES, it sporulates NO, it does not sporulate15. Following are differences between the tetanus and botulism EXCEPT ( identify the false statement !!!) Group of answer choices tetanus toxin inhibits GABA release in contrast to Ac choline by botulism tetanus toxin is used for cosmetic and medicinal use ( migraine treatment ) tetanus could be initiated by puncture wound (rusty nail ) while botulism can be due to ingestion of contaminated food ( like honey contaminated with spores) tetanus toxin leads to spastic paralysis while botulism leads to flaccid paralysis botulism vaccine is not part of routine vaccination unlike tetanus ( DTaP) 16. During nutrient uptake in an bacterial cell, altering a substance / chemical modification to prevent it from leaving is best described as, Group of answer choices downhill process; energy independent none of the above simple diffusion group translocation facilitated diffusion
- Many antibiotics used in modern medicine are compounds made by fungi that inhibit bacterial protein synthesis. Describe the specific effect of the following antimicrobial drugs: (i) Chloramphenicol (ii) Rifamycin1. Hypothetically, could TeNT & BoNT counteract each other's effects? Why? 2. What clues / symptoms are considered as possible anaerobic infections? 3. What is the general principle of the treatment of anaerobic infections?For which diseases can one not rely upon chlorination of water as a method of control? Explain why this is true