Microbio Final Exam Poll EV Actual Questions and Answers with complete solution 2024 An organism producing black colonies on BBE indicates
- production of hydrogen sulfide
- hydrolysis of esculin
- fluorescence under uv light
- none of the above - Correct Answer b. hydrolysis of esculin
The only clinically significant genus of anaerobic gram-neg cocci is Finegoldia Veillonella Peptoniphilus Parvimonas - Correct Answer Veillonella Sulfur granules can be found in infections caused by Bacteroides spp.Peptostreptococcus spp.Cutibacterium spp.Actinomyces spp. - Correct Answer Actinomyces spp.True or False: Clostridioides difficile infection is a common cause of hospital-acquired diarrhea. - Correct Answer True
Infant botulism is most commonly caused by ingestion of:
Unpasteurized milk Undercooked pork Honey Undercooked beef - Correct Answer Honey Which organism produces pyocyanin?Pseudomonas fluorescens Pseudomonas putida Pseudomonas stutzeri Pseudomonas aeruginosa - Correct Answer Pseudomonas aeruginosa Which organism can cause gas gangrene?Clostridium perfringens Prevotella melaninogenica Bacteroides fragilis 1 / 2
Finegoldia magna - Correct Answer Clostridium perfringens Which organism is associated with infections in patients with cystic fibrosis?Alcaligenes faecalis Acinetobacter baumanii Burkholderia cepacia Burkholderia mallei - Correct Answer Burkholderia cepacia Francisella tularensis requires which of the following in order to grow?Lysine Cysteine Glutamine Arginine - Correct Answer Cysteine
The causative agent of Whooping cough is:
Chlamydophila pneumoniae Mycoplasma pneumoniae Bordetella pertussis Chlamydophila psittaci - Correct Answer Bordetella pertussis Which is NOT a member of the HACEK group?Aggregatibacter Eikenella Kingella Coxiella - Correct Answer Coxiella What is the natural habitat of Pasteurella multocida?Water Oral cavity of cats Human nasopharynx Midgut of mosquitoes - Correct Answer Oral cavity of cats What is required to recover enteric campylobacters in stool cultures?Selective media 42C incubation Reduced oxygen All of the above - Correct Answer All of the above Which organism is porphyrin (ALA) test negative?Haemophilus parainfluenzae
- / 2