Mycobacteria - Study guides, Revision notes & Summaries

(CBSPD) Practice Final EXAM LATEST 2023-2024 REAL EXAM 200+ QUESTIONS AND CORRECT ANSWERS WITH RATIONALES|ALREDY GRADED A+ Which of the following is a major cause of AER failures? -ANSWER- Using incorrect connectors Which agency requires that eyewash stations be available for emergency use? -ANSWER- OSHA (Occupational Safety and Health Administration) The OSHA Hazard Communication Standard requires that SDS's (Safety Data Sheet) must be available for? -ANSWER- All chemicals used in the...

EXAM 1 BIOS 242- CHAMBERLAIN ALREADY PASSED DNA is replicated in the ___ nucleus RNA is replicated in the ___ cytoplasm what is the first step in viral replication? penetration/adhesion (attaches to membrane using spikes) what is the second step in viral replication? uncoating what is the third step in viral replication? replication what is the fourth step in viral replication? assembly what is the fifth step in viral replication? maturation what is the sixth step in viral replication? r...

Sterilization Correct Answer-Process that kills all forms of microbial life including bacterial spores Disinfection Correct Answer-process that destroys pathogenic organisms; eliminates a defines scope of microorganisms Decontamination Correct Answer-removal of pathogenic microorganisms so items are safe to handle or dispose of Antiseptic Correct Answer-a substance applied to the skin for the purpose of eliminating or reducing the number of bacteria present; do not kill spores Prions...

UAMS Microbiology Exam 5 Questions & Answers 2024/2025 Mycobacteria - ANSWERSAerobic, non-spore forming bacilli Acid-fast Ziehl-Neelson staining method/reagents - ANSWERS-Carbol fuchsin -Acid Alcohol -Methylene blue AFB = Red Kinyoun staining method/reagents - ANSWERS-Carbol fuchsin -Acid Alcohol -Methylene blue or brilliant green AFB = Red Auramine-Rhodamine Fluorescent stain - ANSWERS-Auramine-rhodamine -Acid alcohol -Potassium permanganate AFB = Yellow/orange f...

After exposure to toxic fumes, a pt gradually develops cough and dyspnea, he most likely has: - Acute Bronchiolitis Risk factors for development of bronchiolitis in the adult pt include: a. exposure to toxic fumes b. viral infection c. organ transplant d. systemic lupus erythematosus e. all of the above - e. all of the above Connective tissue disease (SLE) Treatment for a pt with proliferative bronchiolitis includes________________ for ___-___ months, then tapered to 20-40 mg/day - Pre...

Test Bank For Bailey & Scott's Diagnostic Microbiology 15th Edition By Patricia M. Tille 1056, 0 , 1063, 9 1. Microbial Taxonomy 2. Bacterial Genetics, Metabolism, and Structure 3. Host-Microorganism Interactions 4. Laboratory Safety 5. Specimen Management 6. Role of Microscopy 7. Overview of Conventional Cultivation and Systems for Identification 8. Nucleic Acid–Based Analytic Methods for Microbial Identification and Characterization 9. Overview of Immunochemical M...

HISTOTECHNOLOGY TEST 2 YEAR 3 What stains are used for the detection of acid fast bacteria? - correct answers Kinyoun, Ziel-Neelson, Fite, Auramine-rhodamine fluorescence List the types of pathogenic microorganisms - correct answers Bacteria, Fungi, Viruses, Protozoans, Prions Which microorganism requires extended time in formic acid to be inactivated? - correct answers prions What clues may be present on an H and E to indicate the need for microorganism staining? - correct answers inc...

Don't gram stain well and are SLOW growers that are hard to kill correct answers mycobacterium mycobacterium's doubling time correct answers 20 hours (keep cultures 4-6 weeks b4 dx, so culture isn't the best option) Mycobacterium are OBLIGATE ______ correct answers aerobes why do mycobacterium not gram stain well-gram "nothing"? correct answers fatty acids in cell wall (repel water and stain-this is the same reason that the bacteria are very resistant to disinfectants-chemicals can...

Bugs that don't G stain well? - These Rascals May Microscopically Lack Color - Treponema, Rickettsia, Mycobacteria, Mycoplasma, Legionella, Chlamydia. Bugs visualized by Giemsa stain? - Borrelia, Plasmodium, trypanosomes, Chlamydia. Bug visualized by PAS stain? - Tropheryma whippelii. Organisms identified by Siehl-Neelsen (carbol fuchsin) stain? - Acid-fast organisms (Mycobacterium > Nocardia). Bug visualized by India ink? - Cryptococcus. Bugs visualized by silver stain? - Pneumocysti...

Disinfection - destruction of vegetative pathogens; usually on inanimate objects. Antiseptic - agent which prevents bact. contamination and growth; usually on living tissue. Which agent doesn't necessarily work better at higher concentrations? - Alcohol, 70% (goldie lock zone)(60-80% most effective) (Ethyl and Isopropyl) -Alcohol is very effective to resistant to inactivation by organic materials (halogens are not good at this) Name the factors that affect a disinfectant activity. - -Cont...