Exam Questions and Answers for Micro 260, LCC 100% Pass

Exam Questions and Answers for Micro 260, LCC 100% Pass Staphylococcus aureus - Answers Impetigo TSS food poisoning-gastroenteritis heat stable enterotoxin Streptococcus pyogenes (group A beta-hemolytic streptococci) - Answers Necrotizing fasciitis pharyngitis Rheumatic fever Streptococcus pneumoniae - Answers pneumonia otitis media sepsis and meningitis in babies not prevented by HIB vaccine Streptococcus mutans - Answers Dental Caries (tooth decay) Listeria monocytogenes - Answers miscarriage, still birth grows at refrigerator temps Neisseria gonorrhoeae - Answers STD PID urethritis in males Neisseria meningitidis - Answers contagious meningitis vaccination recommended for college students by most universites Haemophilus influenzae - Answers Pneumonia otitis media sepsis and meningitis in babies preventd by HIB vaccine Pseudomonas auruginosa - Answers Nosocomial pathogen on burn units pneumoina in cystic fibrosis patients Bordetella pertussis - Answers whooping cough "P" in DTaP vaccine Escherichia coli - Answers Traveler's diarrhea UTI Vibrio cholerae - Answers Rice water stools can lose 12-20 liters of fluid per day (3-5 gallons) rectally; often accompanied by vomiting Vibrio parahemolyticus - Answers Food poisoning- gastroenteritis ingestion of raw shellfish wound infections exposure of wound to contaminated shellfish or seawater Salmonella enterica - Answers common contaminant of chicken eggs, reptiles. microbes are destroyed by normal cooking Campylobacter jejuni - Answers Leading cause of foodborne illness in us Clostridium tetani - Answers "T" in DTap vaccine toxin prevents relaxation of muscles Clostridium botulinum - Answers possible fatal food poisoning- toxin blocks release of neurtransmitter, causing flaccid paralysis linked to raw honey in babies Clostridium perfringens - Answers good poisoning usualy in meat dishes meat contaminated with intestinal contents during slaughter causes gangrene Clostridium difficle - Answers normal inhabitant of the intestine antibiotic-induced, colitis-cytotoxin causes symptoms ranging from diarrhea to ulcerative colitis, depending on the severity of the infection sometimes treated with fecal transplant Bacillus antracis - Answers cutaneous, gastrointestinal, pulmonary forms biological weapon Corynebacterium diphtheriae - Answers "D" in DTaP vaccine pseudomemrane: fibrin, tissue, bacterial cells. Mycobacterium tuberculosis - Answers Acid-fast rod; transmitted from human to human positive skin test Borrelia burgdorferi - Answers Lyme disease reservoir: mice, and deer vector: ticks first symptom: bull's-eye rash, flu-like symptoms second phase: irregular heartbeat, neurologic symptoms third phase: arthritis An infection acquired during the course of hospitalization - Answers Nosocomial infection Name a normal flora of the skin - Answers staphylococcus epidermidis corynybacterium species "diphtheriods, propionobacterium acnes The type of symbionic relationship where both organisms benefit - Answers mutualism Usually the first organism that colonizes a baby's GI tract - Answers Bifidobacterium (anaerobic lactobacillus) 2 mechanisms whereby bacteria can be resistant to antibiotics - Answers enzyme that inactivates antibiotic, alteration of antibiotic binding site, metabolic bypass of inhibited reactions, reduce uptake, efflux pumps remove abx An inanimate object involved in indirect transmission of an infectious agent - Answers fomite The mode of transmission for STD's - Answers direct contact transmission Insect and arthropods that carry pathogens from one host to another. - Answers Vectors The mode of transmission for whooping cough - Answers droplet transmission An example of vehicle transmission - Answers Waterborne, foodborne, or airborne Cells which remain in the body to be used for a secondary response to the same antigen. - Answers memory B cells and memory T cells Class of immunoglobulin found in secretions - Answers Ig A First class of immunoglobulin produced in response to antigen, and the largest. - Answers Ig M The class of cells involved in delayed type hypersensitivity - Answers TH1 helper T cells An example of naturally acquired active immunity - Answers actually having had the disease Structure that makes Strep. pneumoniae virulent and protects it from phagocytosis - Answers capsule Type of toxin associated with gram negative organisms - Answers Endotoxin 2 enzymes that help a pathogen spread in tissue - Answers kinase, hyalurinidase, collagenase, neuraminidase Type of exotoxin which causes an increased release of cytokines by T cells, sometimes leading shock - Answers superantigen organism that produces toxin as a result of lysogenic conversion - Answers Enterohemorrhagic E. coli, Corynebacterium diphtheriae