Which of the following is true regarding pathogenic strains of Staphylococcus and Streptococcus, respectively? A) O Staphylococcus aureus is a common cause of sore throats. B) O Alpha-hemolytic Streptococci turn blood agar green and include members that cause pneumonia and tooth decay. C) O Gamma-hemolytic Streptococci completely lyse red blood cells on blood agar. D) O The beta-hemolytic group of Streptococci does not contain any pathogenic types.

This pathogen is usuall foodborne and causes a mostly asymptomic disease. The most common foods associated with it are deli meats and unpasteurized dairy products. It rarely cause meningitis and spsis. It is mainly of concern because it can lead to still birth. This pathogen is  a) Stahylococcus aureus b) Streptococci pneumoniae c) Listeria monocytogens  d) Streptocpccus pyogenes

Which medication is commonly used for acute asthma attacks in the emergency department? A) Oral corticosteroids B) Albuterol nebulizer treatment C) Intravenous antibiotics D) Oral antihistamines

20) Biological control of Salmonella is by using: a) E. Coli (ETEC Strain) b) Shigella c) Bdellovibrio d) Plasmodium e) Spirillum 23) Salmonella typhi and Staphylococcus aureus are two species used in: a) Toxin-mediated killing b) Viral mediated lysis c) Predation-mediated killing d) Autoclave effectiveness evaluation e) Phenol Coefficient test 25) The gas that has been used recently used to decontaminate biological safety cabinets is: a) EtO b) Beta-propiolactone c) NO Gas d) N2O Gas e) Vapor-phase H2O2

This petri plate shows the susceptibility of Staphylococcus aureus to different antibiotics. Which antibiotic is least effective?   a)  Methicillin - Meth   b)  Control   c)  All are ineffective   d)  Ampicillin - Amp   e)  Vancomycin - Van

Which type of isolation precaution is used for a patient with tuberculosis? a) Contact isolation b) Droplet isolation c) Airborne isolation d) Protective isolation

1) Which of the following apply(ies) to Bacillus cereus and Bacillus anthracis? Choose all that apply: a) B. anthracis forms spores while B. cereus does not b) B. cereus is more lethal when it causes an infection c) B. anthracis has extra-chromosomal DNA that makes it more pathogenic d) Despite their similar names, the two are actually not at all related e) The 16S rRNA gene sequences of these bacteria are more than 99% identical, meaning that they are actually members of the same species

USE NO. 1 PENCIL ONLY IMPORTANT Match the term below with the statement that best describes it: A) Clamydia B) Mycobacterium spp. C) Escherichia coli D) Firmicutes E) Clostridium G) Vibrio spp. I) Spirochetes K) Bacillus F) MRSA H) Rickettsiales J) Mycoplasma L) Cyanobacteria Genus within the Actinobacteria that includes the causal agents of leprosy and tuberculosis and is characterized by the presence of cell walls with mycolic acid. A group of bacteria that undergo oxygenic photosynthesis Genus of Tenericutes bacteria characterized by the absence of a cell wall A member of the Gamma-proteobacteria characterized by short rods which are commonly found in human gut microbiota Genus of Gamma-proteobacteria characterized by curved rods and containing both human pathogens and bioluminescent species An order within the class Alpha-proteobacteria that are often intracellular parasites such as the causative agent of Rocky Mountain spotted fever A genus of rod shaped endospore producing…

Infections in the blood and circulatory system tend to be more dangerous because they are not localized to one specific area. a) True b) False

17) Which of the following is the drug of choice for the treatment of Methicillin-Oxicillin Resistant Staphylococcus Aureus (MRSA)? A) Vancomycin B) SMZ/TMP C) Penicillin G D) Ciprofloxacin