AAMI Microbiology for Embalmers Exam Study Guide with Complete Solutions Streptococcus pneumoniae - Correct Answer Common name is Pneumococcus , Also exists in pairs and described as a diplococcus , Organism has a capsule The causative agent of scarlet fever is staphylococcus aureus - Correct Answer False The meningococcus enters the body by the nose and mouth - Correct Answer True Which of the following organisms enters the body by the genital system? - Correct Answer Gonorrhea Ophthalmia neonatorum is caused by the Gonococcus - Correct Answer True A nosocomial infection is one that originates - Correct Answer In Hospitals Toxic shock syndrome is caused by ? - Correct Answer Staphylococcus aureus The infection, puerperal sepsis is caused by an organism that enters the body by way of - Correct Answer Hands or Instruments The Beta hemolytic streptococcal organism causes milder infections than the alpha hemolytic strep - Correct Answer False Which organism cause lesions called abscesses? - Correct Answer Staphylococcus aureus Crede's method is associated with which organism? - Correct Answer Gonorrhea Staphylococcus aureus causes - Correct Answer food poisoning There is a permanent naturally acquired active immunity to gonorrhea - Correct Answer False Which of the following infection have a rash? - Correct Answer Scarlet Fever 1 / 3
The pneumococcus typically enters the body by way of a would - Correct Answer False The meningococcus is transmitted via droplet infection through aerosols or nasopharyngeal discharged from an infection person or carrier - Correct Answer True The organisms do not have to enter the body to cause a food intoxication as in a type of food poisoning - Correct Answer True Which of the following organisms have a capsule? - Correct Answer Streptococcus Pneumoniae Which infections are transmitted by droplet infection? - Correct Answer Neisseria meningitidis Neisseria meningitidis produces an endotoxin - Correct Answer True Bronchopneumonia is milder then lobar pneumonia - Correct Answer True Obligate aerobe - Correct Answer Must have free oxygen in order to develop Obligate anaerobe - Correct Answer Can only exist in the absence of free oxygen- uses oxygen containing compounds Facultative aerobe - Correct Answer Prefers an environment with no oxygen, but may live in the presence of oxygen - usually gets oxygen from oxygen- Containing compounds , but may get it from free oxygen Facultative anaerobe - Correct Answer Prefers an environment with oxygen, but may live without it usually get oxygen from free oxygen, but can obtain it from oxygen - containing compounds.pyogenic cocci - Correct Answer are spherical bacteria that cause various suppurative (pus- producing) infections in animals. Included are the Gram-positive cocci Staphylococcus aureus, Streptococcus pyogenes and Streptococcus pneumoniae, and the Gram-negative cocci, Neisseria gonorrhoeae and N. meningitidis. 2 / 3
Pathogenicity - Correct Answer Microbe typically causes infections of the skin and superficial tissues of the body. Results in -Boils -Furuncles -Carbuncles -Pimples Staphylococcus aureus - Correct Answer Formation a dangerous exotoxin. Causes food intoxication.Food not properly refrigerated or heated cocci grows and produce.Symptoms - -Nausea -Vomiting -Diarrhea Nosocomial infections - Correct Answer infections acquired in the hospital or medical facility settings toxic shock syndrome (TSS) - Correct Answer a severe illness characterized by high fever, rash, vomiting, diarrhea, and myalgia, followed by hypotension and, in severe cases, shock and death; usually affects menstruating women using tampons; caused by Staphylococcus aureus and Streptococcus pyogenes Alpha hemolytic - Correct Answer Sight or incomplete hemolysis ( ex. tooth abscesses and sinus infections) Beta Hemolytic - Correct Answer Most virulent , complete hemolysis , acute and fulminating infections Gamma - Correct Answer Normally non-pathogenic and non-hemolytic Streptococcus pyogenes / scarlet fever - Correct Answer Strep with a rash Hemolytic strep - Correct Answer is cellulitis
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