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Microbiology and Immunology

Quiz yourself by thinking what should be in each of the black spaces below before clicking on it to display the answer.
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Question
Answer
Which are not considered microorganisms? Bacteria Fungi Rickettsiae All are correct   show
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The physician would order a stool culture to confirm staphylococcal food poisoning. t/f   show
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Diagnosis of a helminth infection requires a: stool sample for culture on differential media. stool sample for ova and parasite examination. skin biopsy specimen for fluorescent testing. blood sample for tissue culture.   show
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Malaria is diagnosed from a stained blood sample that is examined under the microscope for the protozoal parasite. t/f   show
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Legionnaires’ disease is caused by a Gram-positive bacillus that causes a particular type of pneumonia. t/f   show
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Negative rapid strep test results must be confirmed with a throat culture, because the rapid strep test is highly specific but not highly sensitive. t/f   show
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Most pathogenic organisms remain viable at temperatures of ____°C. 37°C 0°C 25°C   show
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show 100,000 cfu/mL of urine.  
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show Pneumocystis pneumonia  
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Which of the following tests is performed in the serology laboratory? Direct immunologic urine pregnancy test Indirect immunologic tests Strep test Influenza test   show
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show spirochetes.  
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Mycobacterium tuberculosis is the organism that causes tuberculosis and also is an anaerobe. t/f   show
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show Treponema pallidum.  
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show chemical makeup of the cell wall.  
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show t  
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show eukaryote.  
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show t  
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When bacteria are found in grapelike clusters, which of the following prefixes is used? Strepto- Diplo- Staphylo- Tetrads   show
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Specimens should be collected during the acute phase of an illness and 24 hours after antibiotics are prescribed. t/f   show
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Tinea pedis is a fungal infection of the feet. t/f   show
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Which of the following CLIA-waived serology tests can be performed by a medical assistant to detect antibodies to a specific pathogen? Infectious mononucleosis H. pylori Lyme disease HIV All are correct   show
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show Pure culture  
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The term which means “in glass” or “in the laboratory” because it is not occurring in a living body. Extracellular Intracellular In vivo In vitro   show
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show pink-red.  
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show t  
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show Treponema pallidum.  
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show t  
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An organism that is unlikely to be transmitted by sexual contact is: Neisseria gonorrhoeae. T. pallidum. Chlamydia trachomatis. Clostridium botulinum.   show
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show t  
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Which color indicates Gram-positive bacteria? Pink Purple Blue Green   show
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Members of a class of invertebrate animals that include insects, crustaceans, and arachnids. Arthropod Parasite Helminth Bacteria   show
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Bacteria are classified as: prokaryote. protozoa. eukaryote. parasite.   show
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Sensitivity testing is used to determine: the susceptibility of a microorganism to antiviral treatment. the patient’s susceptibility to a particular pathogen. a pathogen’s susceptibility to a particular antibiotic. All are correct   show
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show Gram-negative cocci found in pairs  
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show f  
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Molecules that are needed for metabolism, examples include carbohydrates, lipids, and proteins. Yeast Mordant Macromolecules Extract   show
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The rapid detection test that assists in the diagnosis of stomach ulcers detects: Clostridium perfringens. E. coli. Helicobacter pylori. Streptococcus pyogenes.   show
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A Gram-positive cell has a thick layer of peptidoglycan with no lipid layer surrounding it. t/f   show
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show All are correct  
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show f  
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Referring to antimicrobial susceptibility testing, which of the following labels would indicate that the antibiotic is effective against the organism in that particular concentration in vitro? S R I None are correct   show
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The microbiology laboratory report for Mrs. Wallace’s urine culture lists eight antibiotics, five of which are followed by the letter “S.” This means that these antibiotics: should be considered when treating the infection.   show
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show facultative anaerobe.  
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Gram-negative bacteria will stain what color? Blue/violet Pinkish-red Do not stain well with Gram’s stain Pink   show
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show All are correct  
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show Tetanus  
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An anaerobic organism is most likely to be isolated from a(n): abscess. sputum. skin scraping. throat.   show
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show a length of cellulose tape to be touched against the anal folds to collect worms and a microscope to view the eggs that have adhered to a length of cellulose tape.  
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show f  
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Microscopically, a Gram-negative bacilli appears as: purple spheres. purple rods. pink (red) spheres. pink (red) rods.   show
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