Streptococcus viridans - Study guides, Class notes & Summaries

Coliform - rapidly ferment lactose, are part of normal microbiota, may be opportunistic, aerobic or facultatively anaerobic. Found in soil and plants. Presence in water= impure water and poor sewage treatment 3 types of antigens used to serotype enteric bacteria - O-outer membrane K- capsular antigen H- flagellar lancefield typing - grouping catalase negative and coagulase negative bacteria based on carbohydrate composition of bacterial antigens found on cell walls. Used to organize vari...

NBME MICROBIOLOGY REVIEWED EXAM 2023/2024 India ink for - CORRECT ANSWER-Cryptococcus neoformans Silver stain for - CORRECT ANSWER-Fungi, Legionella, H. pylori Thayer Martin media for - CORRECT ANSWER-N. gonorrheae, N. meningitidis Tellurite plate for - CORRECT ANSWER-C. diphtheriae Löffler's media for - CORRECT ANSWER-C. diptheriae Charcoal yeast media for - CORRECT ANSWER-Legionella Sabouraud's agar for - CORRECT ANSWER-Fungi Obligate intracellulars - CORRECT ANSWER-Rickettsia ...

PATHOLOGY HIGH YIELD NBME ELABORATED QUESTIONS AND REVIEWED ANSWERS 2023/2024 Anticentromere antibodies - CORRECT ANSWER-Scleroderma (CREST) Antidesmoglein (epithelial) antibodies - CORRECT ANSWER-Pemphigus vulgaris (blistering) Anti-glomerular basement membrane antibodies - CORRECT ANSWER-Goodpasture's syndrome (glomerulonehpritis and hemoptysis) Antihistone antibodies - CORRECT ANSWER-Drug-induced SLE (hydralazine, isoniazid, phenytoin, procainamide) Anti-IgG antibodies - CORRE...

Microbiology CSMLS Review Questions and Answers Rated A+ The pulmonary form of anthrax is known as - Valley fever - Walking pneumonia - Farmers' lung - Woolsorters disease Woolsorters disease Streptococci are unable to synthesize the enzyme - Catalase - Kinase - Hyaluronidase - Lipase Catalase (Organisms that synthesize the enzyme catalase are able to protect themselves from the killing effects of H2O2 by converting it to H2O and O2. Streptococci are unable to do this) W...

The pulmonary form of anthrax is known as - Valley fever - Walking pneumonia - Farmers' lung - Woolsorters disease - Answer-Woolsorters disease Streptococci are unable to synthesize the enzyme - Catalase - Kinase - Hyaluronidase - Lipase - Answer-Catalase (Organisms that synthesize the enzyme catalase are able to protect themselves from the killing effects of H2O2 by converting it to H2O and O2. Streptococci are unable to do this) Which of the following is NOT appropriate when descr...

CSMLS Exam Review Question and answers already passed CSMLS Exam Review B A fingernail has been fixed in formalin, routinely processed, and embedded in paraffin. The tissue is found to be very hard to cut. Which of the following procedures on the block will preserve the tissue components, improve the section quality, and make it easier to cut sections? A) Treat with decalcifying agent B) Soaking in a solution that softens keratin C) Soaking in water D) Warming the block slightly C...

The principal reason for a cavosurface bevel on an inlay preparation is to A. remove undermined enamel. B. improve marginal adaptation. C. decrease marginal percolation. D. increase resistance and retention forms. -Correct Answer -B. improve marginal adaptation. Lichen planus occurs most frequently on the A. buccal mucosa. B. tongue. C. floor of the mouth. D. gingiva. -Correct Answer -A. buccal mucosa. The pulpal floor of a Class II cavity is cut perpendicular to the long axis of...

Staphylococcus - ACCURATE ANSWERS gram + clusters Streptococcus - ACCURATE ANSWERS gram + chains or pairs Bacillus anthracis - ACCURATE ANSWERS gram + rod Clostridia (tetani, botulinum, perfringens, difficile) - ACCURATE ANSWERS gram + obligate anaerobic rods Group B - ACCURATE ANSWERS Strep. Agalactiae Group A - ACCURATE ANSWERS Strep. Pyogenes A-hemolytic bacteria - ACCURATE ANSWERS gram + cocci -S. Pneumoniae -Viridans Streptococci

Coliform - Answer-rapidly ferment lactose, are part of normal microbiota, may be opportunistic, aerobic or facultatively anaerobic. Found in soil and plants. Presence in water= impure water and poor sewage treatment 3 types of antigens used to serotype enteric bacteria - Answer-O-outer membrane K- capsular antigen H- flagellar lancefield typing - Answer-grouping catalase negative and coagulase negative bacteria based on carbohydrate composition of bacterial antigens found on cell walls. U...

A 56 year old male has 2 set of blood cultures that grow gram positive cocci after being admitted to the hospital with an oozing leg would post operation. The infected are is red, swollen, and warm to the touch. A red line has appeared at the sight of the wound and is beginning to travel up the patient's leg. Biochemicals performed from the beta hemolytic colonies on the sheep blood agar plate revealed the following: CAMP test negative hippurate hydrolysis negative PYR positive bacitracin s...