Ch 49 Word Scramble

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Question	Answer
Which are not considered microorganisms? Bacteria Fungi Rickettsiae All are correct	All are correct
The physician would order a stool culture to confirm staphylococcal food poisoning. t/f	f
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.	stool sample for ova and parasite examination.
Malaria is diagnosed from a stained blood sample that is examined under the microscope for the protozoal parasite. t/f	t
Legionnaires’ disease is caused by a Gram-positive bacillus that causes a particular type of pneumonia. t/f	f
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	t
Most pathogenic organisms remain viable at temperatures of ____°C. 37°C 0°C 25°C	37°C
A urinary tract infection can be diagnosed if an organism isolated from a CCMS urine specimen is found in pure culture and is present in a quantity greater than: 100 cfu/mL of urine. 10,000 cfu/mL of urine. 100,000 cfu/mL of urine.	100,000 cfu/mL of urine.
Which of the following infections is caused by a fungus? Pneumocystis pneumonia Pyloric ulcers Rocky Mountain spotted fever Toxic shock syndrome	Pneumocystis pneumonia
Which of the following tests is performed in the serology laboratory? Direct immunologic urine pregnancy test Indirect immunologic tests Strep test Influenza test	Indirect immunologic tests
Tightly coiled, spiral-shaped bacteria are called: spirilla. sarcinae. spirochetes. streptobacilli.	spirochetes.
Mycobacterium tuberculosis is the organism that causes tuberculosis and also is an anaerobe. t/f	f
An organism that is unlikely to be transmitted by airborne droplets is: Streptococcus pneumoniae. Legionella pneumophila. Neisseria meningitidis. Treponema pallidum.	Treponema pallidum.
The Gram reaction a bacterium exhibits are the result of its: cell membrane sugar content. chemical makeup of the cell wall. gelatinous capsule. waxlike cell wall lipids.	chemical makeup of the cell wall.
A chlamydia specimen must be transported to the laboratory on ice immediately after collection. t/f	t
Fungi are classified as: prokaryote. protozoa. eukaryote. parasite.	eukaryote.
Bacterial endospores allow a microorganism to survive harsh environments. t/f	t
When bacteria are found in grapelike clusters, which of the following prefixes is used? Strepto- Diplo- Staphylo- Tetrads	Staphylo-
Specimens should be collected during the acute phase of an illness and 24 hours after antibiotics are prescribed. t/f	f
Tinea pedis is a fungal infection of the feet. t/f	t
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	All are correct
The growth of only one microorganism on a nutrient surface or culture is the definition for which of the following terms or phrases? Subcultured Pure culture Streaked for isolation Hemolysis	Pure culture
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	In vitro
Microscopically, a sputum specimen containing positive AFB appears: pink-red. baby blue. purple. green.	pink-red.
Most pathogenic organisms prefer temperatures around 37°C and remain viable for up to 72 hours if held at room temperature or refrigerator temperature. t/f	t
An organism that is unlikely to be transmitted by airborne droplets is: Streptococcus pneumoniae. Legionella pneumophila. Neisseria meningitidis. Treponema pallidum.	Treponema pallidum.
The Epstein-Barr virus causes mononucleosis. t/f	t
An organism that is unlikely to be transmitted by sexual contact is: Neisseria gonorrhoeae. T. pallidum. Chlamydia trachomatis. Clostridium botulinum.	Clostridium botulinum.
Cultures for gonorrhea should be kept at room temperature. t/f	t
Which color indicates Gram-positive bacteria? Pink Purple Blue Green	Purple
Members of a class of invertebrate animals that include insects, crustaceans, and arachnids. Arthropod Parasite Helminth Bacteria	Arthropod
Bacteria are classified as: prokaryote. protozoa. eukaryote. parasite.	prokaryote.
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	All are correct
Which of the following is true about gonorrhea? Gram-negative cocci found in pairs Gram-positive cocci in clusters Gram-positive cocci in chains Gram-negative spirilla	Gram-negative cocci found in pairs
Mycobacterium tuberculosis is the organism that causes tuberculosis and also is an anaerobe. t/f	f
Molecules that are needed for metabolism, examples include carbohydrates, lipids, and proteins. Yeast Mordant Macromolecules Extract	Macromolecules
The rapid detection test that assists in the diagnosis of stomach ulcers detects: Clostridium perfringens. E. coli. Helicobacter pylori. Streptococcus pyogenes.	Helicobacter pylori.
A Gram-positive cell has a thick layer of peptidoglycan with no lipid layer surrounding it. t/f	t
Beta hemolysis: is best detected on a sheep’s blood medium. is caused by hemolysis of blood cells. refers to a clear zone around bacterial colonies growing on a sheep’s blood medium. All are correct	All are correct
Specimens should be collected during the acute phase of an illness and 24 hours after antibiotics are prescribed. t/f	f
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	S
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.	should be considered when treating the infection.
An organism that is flexible as far as its oxygen requirements are concerned is called a(n): aerobe. anaerobe. facultative aerobe. facultative anaerobe.	facultative anaerobe.
Gram-negative bacteria will stain what color? Blue/violet Pinkish-red Do not stain well with Gram’s stain Pink	Pinkish-red
Which are not considered microorganisms? Bacteria Fungi Rickettsiae All are correct	All are correct
Which of the following will need a blood sample for diagnosis? Salmonella Tetanus Strep throat All are correct	Tetanus
An anaerobic organism is most likely to be isolated from a(n): abscess. sputum. skin scraping. throat.	abscess.
A cellulose tape test for pinworms requires: 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.	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.
Mycoplasmas have more PG in their cell walls than any other pathogen. t/f	f
Microscopically, a Gram-negative bacilli appears as: purple spheres. purple rods. pink (red) spheres. pink (red) rods.	pink (red) rods.

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