Toxin of vibrio cholerae - Study guides, Class notes & Summaries

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 ...

Toxin producing organisms that are NOT pathogens are: A. Helicobacter and Yersinia B. Cyanobacteria and clostridium botulinum C. Escherichia and shigella D. Vibrio and shigella Ans- B. cyanobacteria and clostridium botulinum Which pathogen is most likely to be found in raw foods like unpasteurized milk? A. giardia B. legionella pneumophilia C. listeria D. vibrio cholera Ans- C. listeria Through the 20th century, strains of Salmonella have been used as agents of bioterror. Which pro...

NBME (all) Review Exam Questions & Answers 2024/25 Polio - ANSWERSCSF=Lymphocytic Pleocytosis MS - ANSWERSoligonal bands on electophoresis ALS (Lou Gherig's Disease) - ANSWERSdefect of superoxide dismutase 1 EBV - ANSWERSchina kissing monoclonal carcinoma of the nasopharynx Internal Iliac - ANSWERSbranch ligation required to control heavy vaginal bleeding Streptococcus Pneumoniae - ANSWERSprophylaxis required if pt has a splenctomy Locked-in Syndrome - ANSWERSbasilar arte...

In suspected cases of brucellosis, the optimal specimen to be collected for the isolation of the etiologic agent is A. Blood B. Urine C. Cerebrospinal fluid D. Nasopharyngeal exudates correct answers A. The etiologic agents of brucellosis are the brucellae, which are small, nonmotile, gramnegative coccobacilli that are facultative intracellular parasites. Isolation of these organisms is difficult. In suspected cases, which are generally job related, multiple blood cultures are recommended f...

MMSC 438 EXAM 2 SET Q&A 1. A bloody stool sample is received in the laboratory and plated to routine stool culture media. The following results arerecorded by the laboratory scientist 24 hours after plating the patient sample:Blood agar: beta-hemolytic coloniesMacConkey: Only lactose fermenting colonies are presentSMAC: 2+ clear colonies presentFurther testing reveals: Oxidase negative, indole positive, MUG negative, motileThe most likely identification is: A. Yersinia enterocolitic...

Microbiology Exam 100 Questions & Answers 2023/2024 UpdateMicrobiology,Oral Physiology,Oral Diagnosis, Pathophysiology,Phamacology, Class Anesthesiology & General Physiology Exam Questions & Answers 2023/2024 Update 1. Any deviation from health where tissues and organs are damaged and disrupted is termed as: A. Pathology B. Disease C. Infection D. Transient microbiota E. Commensalism 2. The human body provides a favorable habitat for microorganisms. Which of the following ...

An acid-fast pathogen; over one-third of the world's population is infected; caseous necrosis is a hallmark of disease; MDR, XDR, BCG, and DOTS apply to this organism. Mycobacterium tuberculosis The most common cause of non-nosocomial urinary tract infections, usually in women; also the cause of the life-threatening disease known as hemolytic uremic syndrome. Escherichia coli Brainpower Read More Causes a life-threatening disease in individuals experiencing crowded and stressful l...

Vibrio cholerae correct answers Gram negative comma-shaped & flagellated rods. 2 chromosomes, pH sensitive, halophilic, oxidase +. 2-3d incubation; produces rice water stools with dehydration (sunken eyes and cool skin). Electrolyte imbalance leads to muscle cramps. CT is a complex A-B toxin; A subunit translocates to ADP ribosylate the Gs subunit. cAMP levels rise, leading to water loss. Quorum sensing influences expression of virulence. At low density LuxO-P activates sRNAs that target HapR, t...

Down syndrome Correct Answer (trisomy 21) is characterized by mental retardation, short stature, stubby appendages, congenital heart malformations, and other defects. Klinefelter syndrome Correct Answer (XXY) is aneuploidy of the sex chromosomes, characterized by infertility, variable degrees of masculinization, and small testes. Turner syndrome Correct Answer (XO) is monosomy of the sex chromosomes, characterized by short stature, sterility, and various other abnormalities. Transfor...

Microbiology for Embalmers AAMI, Questions And Complete Verified Solutions The causative agent of scarlet fever is Staphylococcus aureus. False The Meningococcus enters the body by the nose and mouth. True Which of the following organisms enters the body by the genital system? Neisseria gonorrhea/gonococcus Ophthalmia neonatorum is caused by the Gonococcus. True A nosocomial infection is one that originates: Hospital Toxic shock syndrome is caused by? Staphylococcus aureus The inf...