Bile esculin agar - Study guides, Class notes & Summaries

Which of the following is the correct temperature at which an autoclave must be run? -37*C -121*C -25*C : 121*C How long is an autoclave run? : 15 mins How many lbs per square inch of pressure is necessary when using an autoclave? : 15 lbs/sq in Which of the following is the correct depth and pH of a Mueller Hinton plate? -6mm and pH 7.2-7.4 2 | P a g e -3mm and pH 6.5-6.8 -4mm and 7.2-7.4 : 4mm and pH 7.2-7.4 What is the McFarland standard for use in the Kirby Bauer method? : 0...

Cause Toxic Shock syndrome and food poisoning - ANSWER S. aureus (cutaneous infections) S. aureus is resistant to what antibiotic? - ANSWER Penicillin Common cause of hospital acquired UTI - ANSWER Coagulase-negative staphylococci (CNS) What is the hemolysis of S. aureus - ANSWER Beta hemolytic Novobiocin susceptible - ANSWER S. epidermidis Coagulase negative, Novobiocin Resistant Staphy - ANSWER S. Saprophyticus How does the catalase test work - ANSWER Converts hydrogen peroxide to oxyg...

Cause Toxic Shock syndrome and food poisoning - ANSWER S. aureus (cutaneous infections) S. aureus is resistant to what antibiotic? - ANSWER Penicillin Common cause of hospital acquired UTI - ANSWER Coagulase-negative staphylococci (CNS) What is the hemolysis of S. aureus - ANSWER Beta hemolytic Novobiocin susceptible - ANSWER S. epidermidis Coagulase negative, Novobiocin Resistant Staphy - ANSWER S. Saprophyticus How does the catalase test work - ANSWER Converts hydrogen peroxide to oxyg...

ASCP Microbiology Exam (Answered) With Complete verified Solution Gemella Gram positive diplococcus. Thrive best at high partial carbon dioxide pressure. Facultative anaerobe. Oxidase negative. Catalase negative. In mucous membranes of humans and animals and upper digestive tract. Leuconstoc Gram positive cocci often in chains. Intrinsically resistant to vancomycin. Catalase negative. Are generally slime forming. Responsible for cabbage fermentation. Acanthamoeba A genus of amoe...

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...

. Identify the organism: Bile esculin: POSITIVE; 6.5% NaCl: POSITIVE; PYR: NEGATIVE; LAP: NEGATIVE Ans: Leuconostoc 2. A gram stain from a blood agar shows gram positive cocci in chains, non-hemolytic, The bacteria grow on 6.5% NaCl and is Bile esculin positive. What’s the most likely identification? Ans: Enterococcus ( only Enterococcus can grow both 6.5% NaCl and Bile Esculin ) 3. latex agglutination for Staphylococcus aureus: Ans: Protein A and clumping factor 4. Pink mucoid colonies...

ASCP Microbiology Exam (Answered) With Complete verified Solution Gemella Gram positive diplococcus. Thrive best at high partial carbon dioxide pressure. Facultative anaerobe. Oxidase negative. Catalase negative. In mucous membranes of humans and animals and upper digestive tract. Leuconstoc Gram positive cocci often in chains. Intrinsically resistant to vancomycin. Catalase negative. Are generally slime forming. Responsible for cabbage fermentation. Acanthamoeba A genus of amoe...

Microbiology Board Exam Graded A+ Which of the following is more likely to be diagnostic of an acute infection? t iter of 2 followed by a convalescent titer of 16 Diagnosis of group A streptococci infection is indicated by the presence of: A total acute antibody Anti-DNase The rapid plasma reagin assay for syphilis does not need to be read microscopically because the antigen is: Complexed with charcoal The VDRL test for syphilis is classified as a: One cause of a fa...

MLT License Exam Questions And Answers, Latest Updated 2024/2025 (Graded A+) The name of the rapid test seen in the image, often used to differentiate S. pneumoniae from viridans streptococci, in which a drop of 10% deoxycholate was placed on an area of growth, is: A) Bile solubility test B) Bile esculin hydrolysis C) Optochin susceptibility test D) Bacitracin susceptibility test - ANSWER A) Bile solubility test Which of the following describes the Westgard multi-rule R4S? A) Four consec...

MLT License Exam Questions And Answers, Latest Updated 2024/2025 )100% Correct Answers) The name of the rapid test seen in the image, often used to differentiate S. pneumoniae from viridans streptococci, in which a drop of 10% deoxycholate was placed on an area of growth, is: A) Bile solubility test B) Bile esculin hydrolysis C) Optochin susceptibility test D) Bacitracin susceptibility test - ANSWER A) Bile solubility test Which of the following describes the Westgard multi-rule R4S? A) ...