MICROBIOLOGY

100問 • 1年前

問題一覧

Identify the ff. ova A. N. americanus B. T. trichiura C. S. haematobium D. E. histolytica

B. T. trichiura

A urethral discharge displaying gram negative cocci in pairs * 1/1 a. H. influenzae b. Neisseria gonorrhoeae c. Staph Aureus d. C. trachomatis

b. Neisseria gonorrhoeae

What is the morphology of actinomyces * 1/1 a. gram positive, facultative b. gram positive cocci c. gram negative bacilli d. Gram positive anaerobic bacilli

d. Gram positive anaerobic bacilli

What is the purpose of egg yolk * 1/1 a. differential b. selective c. enriched d. inhibitor

a. differential

REACTION I:+ M:+ Vi:- C:- * 1/1 a. E.coli b. Enterobacter c. Klebsiella d. Pseudomonas

a. E.coli

The E.vermicularis worm lays eggs on the perianal and and the egg hatches and migrates back to the intestine. * 1/1 a. autoinfection b. retroinfection c. Coinfection d. Chronic Carrier

b. retroinfection

The following can be contained at BSC 1. Except: * 1/1 a. Bacillus subtilis b. Staph aureus c. Staph epidermidis d. Serratia marcescens

b. Staph aureus

Presence of peritrichous flagella * 1/1 a. Vibrio sp. b. Enterobacteriaceae c. Klebsiella d. Staphylococcus

a. Vibrio sp.

G. lamblia can be acquired by * 1/1 a. eating of street foods b. campers drinking from the lake c. Insect bit d. Fish diet

a. eating of street foods

How can you differentiate pathologic and non pathologic e. histolytica? * 0/1 a. Serology b. By their morphology c. Culture d. Biochemical Reaction

a. Serology

Trichrome stains is for: * 1/1 a. Protozoan cyst and trophozoite b. Coccidians c. Operculated eggs d. Adult worm

a. Protozoan cyst and trophozoite

Where can you find both cyst and trophozoite * 1/1 a. watery stool b. Formed stool c. Semi-formed stool d. mucoid

c. Semi-formed stool

What is the specimen of choice for diagnosis of latent syphilis * 0/1 a. Serum b. CSF c. Stool d. Cyst fluid

a. Serum

Which of the following has the lung migration on its life cycle? * 1/1 a. Toxocara b. Toxoplasma c. Strongyloides D. Pudoc worm

c. Strongyloides

The life cycle of Schistosoma starts at * 1/1 a. Cercaria b. Miracidia c. Egg d. Larva

c. Egg

Which of the following can cause cysticercosis? * 1/1 a. T. saginata b. T. solium c. E. granulosus d. E. granulosus

b. T. solium

Ingestion of fresh-water crustaceans with manifestation of hemoptysis is associated? * 1/1 a. P. westernanni b. C. sinensis c. T. solium d. F buski

a. P. westernanni

Addition of Saline to stool is used to demonstrate * 0/1 a. Motility of bacteria b. Motility of parasite c. WBC d. RBC

a. Motility of bacteria

What should be done if stool sample cannot be process immediately * 1/1 a. Freeze b. Put in the ref c. Let it sit at room temp d. Add alcohol

b. Put in the ref

Major toxin in Bacteriodes * 0/1 a. Beta lactamase b. Cell wall synthesis c. Toxin d. D. Lecithinase

c. Toxin

Not caused by an anaerobic bacteria * 1/1 a. Syphilis b. Gas gangrene c. Botulinum d. Tetanus

a. Syphilis

What type of BSC is this? * a. BSC1 b. BSC 2a c. BSC 2b d. BSC 3

a. BSC1

The proper blood-to-broth ratio for blood cultures to reduce the antibacterial effect of serum in adults is: * 1/1 a. 1:2 b. 1:3 c. 1:10 d. 1:30

c. 1:10

The most appropriate method for collecting a urine specimen from a patient with ana indwelling catheter is: * 0/1 a. remove the catheter, cut the tip, and submit for culture b. disconnect the catheter from the bag, and aseptically collect urine from terminal end of the catheter c. aseptically collect urine directly from the drainage bag d. aspirate urine aseptically from the catheter tubing

d. aspirate urine aseptically from the catheter tubing

Which of the following groups of specimens would be acceptable for anaerobic culture? * 1/1 a. vaginal swab, eye swab b. intraoral surface swab, leg tissue c. pleural fluid, brain abscess fluid d. urine, sputum

c. pleural fluid, brain abscess fluid

Sodium polyanetholsulfonate (SPS) is used as an anticoagulant for blood cultures because it: * 1/1 a. inactivates penicillin and cephalosporins b. prevents clumping of red cells c. inactivates neutrophils and components of serum complement d. facilitates growth of anaerobes

c. inactivates neutrophils and components of serum complement

The optimal collection of a wound specimen for culture of anaerobic organisms is a: * 1/1 a. swab of lesion obtained before administration of antibiotics b. swab of lesion obtained after administration of antibiotics c. syringe filled with pus, obtained before administration of antibiotics d. syringe filled with pus, obtained after administration of antibiotics

c. syringe filled with pus, obtained before administration of antibiotics

The most important variable in the recovery of organisms in adult patients with bacteremia (bacterial sepsis) is: * 0/1 a. subculture of all bottles at day 5 of incubation b. the recommended volume of blood cultured c. collection of daily blood cultures sets for 3 consecutive days d. collection of multiple blood culture sets from a single venipuncture

b. the recommended volume of blood cultured

Virus transporat medium should contain agents that: * 0/1 a. enable rapid viral growth during the transport time b. inhibit bacterial and fungal growth c. destroy nonpathogenic viruses d. inhibit complement-fixing antibodies

b. inhibit bacterial and fungal growth

A bronchoscopy sample with the request for culture of Legionella is sent to the laboratory. The correct plating protocol is: * 0/1 a. culture on thiosulfate citrate bile salt media b. incubate the culture media anaerobically c. reject the specimen and request a sputum sample d. cultures on buffered charcoal yeast extract agar with antibiotics

d. cultures on buffered charcoal yeast extract agar with antibiotics

A community hospital microbiology laboratory is processing significant numbers of stool cultures because of an outbreak of diarrhea following heavy rains and flooding in the county. A media that should be incorporated in the plating protocol is: * 1/1 a. colistin nalidixic acid for Listeria b. MacConkey agar with sorbitol for Camylobacter c. mannitol salt agar for Enterococcus species d. culture on buffered charcoal yeast extract agar with antibiotics

d. culture on buffered charcoal yeast extract agar with antibiotics

A male urethral discharge specimen submitted for culture should be inoculated to: * 1/1 a. sheep blood and phenylethyl alcohol agars b. eosin-methylene blue and sheep blood agars c. thioglycolate broth and chocolate agar d. chocolate and modified Thayer-Martin agars

d. chocolate and modified Thayer-Martin agars

Which selective medium is used for the isolation of gram-positive microorganisms? * 0/1 a. Columbia CAN with 5% sheep blood b. trypticase soy agar with 5% sheep blood c. eosin methylene blue d. modified Thayer-Martin

a. Columbia CAN with 5% sheep blood

Campylobacter jejuni isolation requires the fecal specimen be: * 0/1 a. inoculated onto selective plating media and incubated in reduced oxygen with added CO2 at 42˚C b. stored in tryptic soy broth before plating to ensure growth of the organism c. inoculated onto selective plating media and incubated at both 35 ˚C and at room temperature d. incubated at 35 ˚C for 2 hours in Cary-Blair media before inoculating onto selective plating media

a. inoculated onto selective plating media and incubated in reduced oxygen with added CO2 at 42°C

Which of the following specimen requests is acceptable? * 1/1 a. feces submitted for anaerobic culture b. Foley catheter tip submitted for aerobic culture c. rectal swab submitted for direct smear for gonococci d. urine for culture of acid-fast bacilli

d. urine for culture of acid-fast bacilli

A cerebrospinal fluid specimen containing only 2 drops of CSF is collected by a lumbar puncture from a febrile 25-year-old mate and is submitted for a stat Gram stain and culture. The direct specimen Gram stain is reported as many neutrophils and no microorganisms seen. The remaining drop of CSF should be inoculated to: * 0/1 a. blood agar b. CAN agar c. chocolate agar d. Thayer-Martin agar

c. chocolate agar

A diabetic foot swab from an 82-year-old woman with recurrent infections is submitted for culture. The Gram stain reveals: - many neutrophils, no squamous epithelial cells - many gram-negative bacilli - many gram-positive cocci in chains The physician requests that all pathogens be worked up. In addition to the sheep blood, chocolate and MacConkey agar plates routinely used for wound cultures, the technologist might also process a(n): * 0/1 a. anaerobic blood agar plate b. BCYE agar plate c. CAN agar plate d. XLD agar plate

c. CAN agar plate

Which of the following is the most appropriate specimen source and primary media selection? * 0/1 a. CSF: Columbia CAN, MacConkey b. endocervical: chocolate, Martin Lewis c. sputum: sheep blood, Thayer-Martin, KV-laked blood d. urine: sheep blood, chocolate, Columbia CAN

b. endocervical: chocolate, Martin Lewis

Which of the following is the most appropriate organism and media combination? * 1/1 a. Vibrio species-Skirrow b. Enterohemorrhagic E. coli-phenylethyl alcohol (PEA) c. Campylobacter species-charcoal yeast extract d. Yersinia enterocolitica-cefsulodin-irgasan-novobiocin (CIN)

d. Yersinia enterocolitica-cefsulodin-irgasan-novobiocin (CIN)

A Gram stain from a swab of a hand wound reveals: - moderate neutrophils - no squamous epithelial cells - moderate gram-positive cocci in clusters - moderate large gram-negative bacilli Select the appropriate media that will selectively isolate each organism. * 0/1 a. KV-laked agar, Thayer-Martin b. sheep blood, MacConkey c. Columbia CNA, chocolate d. Columbia CAN, MacConkey

d. Columbia CAN, MacConkey

An organism that must be incubated in a microaerophilic environment for optimal recovery is: * 1/1 a. Campylobater jejuni b. Escherichia coli c. Pseudomonas aeruginosa d. Proteus mirabilis

a. Campylobater jejuni

Vibrio parahaemolyticus is best isolated from feces on: * 0/1 a. eosin methylene blue (EMB) agar b. Hektoen enteric (HE) agar c. Salmonella-Shigella (SS) agar d. thiosulfate citrate bile salts (TCBS) agar

d. thiosulfate citrate bile salts (TCBS) agar

Media used to support growth of Legionella pneumophila should contain the additives: * 0/1 a. X and V factors b. Hemin and vitamin K c. Charcoal and yeast extract d. Dextrose and laked blood

c. Charcoal and yeast extract

The best medium for culture of Bordetella pertussis is: * 1/1 a. Phenylethyl alcohol agar b. Potassium tellurite blood agar c. Regan-Lowe agar d. Tisdale agar

c. Regan-Lowe agar

A 21-year-old patient presents with pharyngitis. A throat swab is collected and submitted for anaerobic culture. This specimen should be: * 1/1 a. Set up immediately b. Rejected as unacceptable c. Inoculated into thioglycolate broth d. Sent to a reference laboratory

b. Rejected as unacceptable

An antibiotic used to suppress or kill contaminating fungi in media is: * 0/1 a. Amphotericin B and penicillin b. Chloramphenicol c. Cycloheximide d. Streptomycin

c. Cycloheximide

A vaginal/rectal swab is collected from a pregnant patient to screen for group B Streptococcus colonization. The best medium to inoculat the speciment to is: * 1/1 a. CNA agar b. LIM broth c. sheep blood agar d. Thioglycolate broth

b. LIM broth

When the processing a patient specimen for Gram stain and culture, the proper use of a biological safety cabinet includes: * 1/1 a. Bringing into the cabinet all required media and equipment just prior to setting up each individual specimen b. Keeping the ultraviolet light on for the first 30 minutes of working in the cabinet c. Not using any heat generating equipment such as an open flames or micro burner/incinerators d. Not disrupting the air curtain barrier by keeping air flow and exhaust grills unobstructed

d. Not disrupting the air curtain barrier by keeping air flow and exhaust grills unobstructed

A wound specimen grows 2 colony types on sheep blood agar and 1 clear colony type in MacConkey agar. Sheep blood agar growth is documented as: - Colony type #1 swarming over entire plate, Gram stain: gram-negative bacilli - Colony type #2 white colony, Gram stain: gram-positive cocci in clusters The best way to isolate colony type #2 from colony type #1 is to subculture: * 1/1 a. Colony #1 to sheep blood and chocolate agar b. Colony #1 to sheep blood and/or MacConkey agar c. Colony #2 to sheep blood and chocolate agars d. Colony #2 to CNA and/or PEA agar

d. Colony #2 to CNA and/or PEA agar

A differential medium that can be used as a primary isolation agar producing predictable colored colonies that can be distinguished from other organism colony types describes: * 0/1 a. buffered charcoal yeast extract agar b. blood phenylethyl alcohol agar c. campylobacter blood agar d. chromagar

d. chromagar

Anticoagulant acceptable for use with blood, bone marrow and synovial fluid specimens that are to be cultured include: * 0/1 a. EDTA and sodium citrate b. Heparin and sodium citrate c. Sodium polyanethol sulfonate (SPS) and heparin d. Sodium polyanethol sulfonate (SPS) and EDTA

c. Sodium polyanethol sulfonate (SPS) and heparin

Appropriate culture requirements for a specimen from a patient suspected of having tularemia include: * 1/1 a. A media with cysteine such as buffered charcoal yeast extract agar b. Colistin nalidixic acid agar c. Mueller-Hinton agar with 5% sheep blood agar d. Regan-Lowe media

a. A media with cysteine such as buffered charcoal yeast extract agar

The primary isolation of Neisseria gonorrhoeae requires: * 0/1 a. Anaerobic conditions b. Starch media c. Carbon dioxide d. Blood agar

c. Carbon dioxide

Acceptable specimen sources for culture of anaerobic bacteria includes: * 1/1 a. sputum b. stool c. suprapubic bladder aspiration d. vaginal

c. suprapubic bladder aspiration

In general, anaerobic infections differ from aerobic infections in which one of the following? * 1/1 a. they usually respond favorably to aminoglycoside therapy b. they usually arise from exogenous sources c. they are usually polymicrobic d. Gram stains of specimens are less helpful in diagnosis

c. they are usually polymicrobic

An expectorated sputum is sent to the laboratory for culture from a patient with respiratory distress. The direct specimen Gram stain shows many squamous epithelial cells (>25/lpf) and rare neutrophils. The microscopic appearance of the organisms present include: - moderate gram-positive cocci in chains and diplococci - moderate gram-negative diplococci - moderate palisading gram-positive bacilli all in moderate amounts This Gram stain is most indicative of: * 1/1 a. a pneumococcal pneumonia b. an anaerobic infection c. a Haemophilus pneumonia d. oropharyngeal flora

d. oropharyngeal flora

Upon review of a sputum Gram stain, the technician notes that all the neutrophil nuclei in the smear stained dark blue. The best explanation for this finding is the: * 1/1 a. iodine was omitted from the staining procedure b. slide was inadequately decolorized with acetone/alcohol c. sputum smear was prepared too thin d. cellular components have stained as expected

b. slide was inadequately decolorized with acetone/alcohol

he principle difference between the Ziehl-Neelsen acid-fast stain technique and the Kinyoun acid-fast stain technique is the: * 1/1 a. type of dyes used b. type of microscope used to interpret stained smears c. strength of acid decolorizer d. use of heat to allow the dye to penetrate organism

d. use of heat to allow the dye to penetrate organism

Relapsing fever in humans is caused by: * 1/1 a. Borrellia recurrentis b. Brucella abortus c. Leptospira interrogans d. Spirillum minus

a. Borrellia recurrentis

The Gram stain from a blood culture shows gram-positive cocci in chains. The subcultured plates from the blood culture bottle show no growth. Additional testing should be done to detect the presence of: * 1/1 a. Staphylococcus saprophyticus b. Aerococcus urinae c. Abiotrophia defective d. Streptococcus pneumoniae

c. Abiotrophia defective

Gram stain examination from a blood culture bottle shows dark blue, spherical organisms in clusters. Growth on sheep blood agar shows small, round, pale yellow colonies. Further tests should include: * 1/1 a. catalase production and agglutination test for Protein A b. bacitracin susceptibility and latex grouping c. oxidase and indole reactions d. Voges-Proskauer and methyl red reactions

a. catalase production and agglutination test for Protein A

Gram-positive cocci in chains are seen on a Gram stain from a blood culture. The organism grows as a beta-hemolytic colony. Further tests that could be performed include: * 0/1 a. PYR, bacitracin, and Hippurate b. catalase and agglutination test for Protein A c. oxidase and mass spectrometry d. Voges-Proskauer and methyl red

a. PYR, bacitracin, and Hippurate

“Nutritionally variant” streptococci are: * 0/1 a. enterococci b. group D enterococci c. beta-hemolytic streptococci d. in the genera Granulicatella and Abiotrophia

d. in the genera Granulicatella and Abiotrophia

The most frequent cause of prosthetic heart valve infections occurring within 2-3 months after surgery is: * 1/1 a. Streptococcus pneumoniae b. Streptococcus pyogenes c. Staphylococcus aureus d. Staphylococcus epidermidis

d. Staphylococcus epidermidis

During the previous month, Staphylococcus epidermidis has been isolated from blood cultures at 2-3 times the rate from the previous year. The most logical explanation for the increase in these isolates is that: * 1/1 a. the blood culture media are contaminated with this organism b. the hospital ventilation system is contaminated with Staphylococcus epidermidis c. there has been a break in proper skin preparation before drawing blood for culture

c. there has been a break in proper skin preparation before drawing blood for culture

A 55-year-old man presents to the emergency room with chest pain and is found to have suffered a heart attack. He kas a past history of hypertension and high cholesterol. The patient is admitted and scheduled for a triple bypass procedure. During recovery, he becomes septic, developing a high grade fever and pneumonia. Gram-positive cocci in clusters, isolated from both his lungs via an induced sputum specimen and the surgical incision, produce beta-hemolytic, catalase-positive colonies on sheep blood agar. Identify the organism most likely isolated and the biochemical test performed to confirm the identification. * 1/1 a. Staphylococcus aureus and latex agglutination b. Streptococcus pyogenes and PYR c. Streptococcus agalactiae and latex agglutination d. Enterococcus faecium and PYR

a. Staphylococcus aureus and latex agglutination

A patient with a prosthetic heart valve visits the dentist for her yearly checkup. She presents to her primary care physician 2 weeks later with a high fever, chills, and shortness of breath and receives a diagnosis of subacute endocarditis. Multiple blood culture sets are dawn on the patient and sent to the lab. The bottles are positive for bacterial growth 24 hours later. Which organism would be expected to grown? * 0/1 a. Staphylococcus lugdunensis b. Staphylococcus saprophyticus c. Streptococcus viridans d. Streptococcus agalactiae

c. Streptococcus viridans

A blood culture from a 64-year-old male with lymphoma is positive blood culture at 18 hours incubation. The organisms are nonlactose fermenting gram-negative bacilli on MacConkey agar. Further testing gives the reactions show in this table: The genus is: a. Morganella b. Proteus c. Providencia d. Serratia

c. Providencia

A blood culture bottle with macroscopic signs of growth is Gram stained and the technician notes small, curved gram-negative bacilli resembling “gull wings.” It is subcultured to blood and chocolate agar and incubated aerobically and anaerobically. After 24 hours, no growth is apparent. The next step should be to: * 0/1 a. subculture the bottle, and incubated in microaerophilic conditions b. assume the organism is nonviable, and ask for repeat specimen c. utilize the oxidase and indole test to detect Aeromonas d. subculture the bottle to a medium containing X and V factors

a. subculture the bottle, and incubated in microaerophilic conditions

Which of these specimen types is considered to be most sensitive for the recovery of Brucella in cases of chronic infection? * 1/1 a. blood b. urine c. bone marrow d. lymph node

c. bone marrow

Which tapeworm with a scolex having 4 suckers and proboscis may occasionally cause cysticercosis in humans? * 1/1 a. Spirometra mansonoides b. Echinococcus multicularis c. Taenia multiceps d. Taenia solium

d. Taenia solium

Which is an activity during the pre-analytical phase of Parasitology testing? * 1/1 a. Correct patient identification. b. Use of controls c. Standardized reporting of parasite concentration. d. Ensure proper storage of reagents and stains being used.

a. Correct patient identification.

Protozoa that live in the blood or tissue of humans are transmitted to other humans by a/ an __________ vector. * 1/1 A. arthropod B. human c. dust particle D. plant

A. arthropod

What is the unique morphological feature of Spirochetes? * 1/1 a. Presence of sterols in the cell wall b. Motility without flagella c. Lack of cell wall d. Lack of plasma membrane

b. Motility without flagella

Which organisms grow at 44 or 44.5 degrees c and ferment lactose to produce acid and gas? * 1/1 a. Amoeba b. Streptococci c. Thermotolerant coliforms d. Bacteria of fecal origin

c. Thermotolerant coliforms

Which is a measure of the total number of aerobic bacteria in milk? * 1/1 a. Direct Microscopic Count b. Milk Urea Nitogen c. Standard Plate count d. Somatic Cell Count

c. Standard Plate count

What is a test that identifies the presence of drug – resistant TB? * 0/1 a. Microscopy b. DNA-based c. Culture d. Serology

b. DNA-based

A type of quality assurance scheme that makes use of unknown controls to assess staff competency is known as ____ * 0/1 a. SOPS b. proficiency testing c. CLIA d. quality control testing

c. CLIA

Sabouraud's dextrose agar is most useful as a ____. * 0/1 a. medium for identiication of Cryptococcus neoformans b. medium for the subculture of fungi recovered on enriched medium c. primary isolation medium d. rich medium for growing a wide range of fungi

b. medium for the subculture of fungi recovered on enriched medium

The oocysts of this protozoan infects warm-blooded animals has the following characteristics: - survive in the environment for several months to more than 1 year - resistant to disinfectants, freezing and drying - killed by heating to 70 degree C Identify the most probable organism involved * 1/1 a. Trichomonas tenax b. Toxoplasma gondii c. Naegleria fowleri d. Balamuthia mandrillaris

b. Toxoplasma gondii

What staining method is often used to identify trichomonads? * 1/1 a. Acid Fast b. Giemsa c. Pap d. Wright

b. Giemsa

How is the result of H2S test interpreted when there is no black precipitate formed? * 0/1 a. Doubtful b. Negative c. Indeterminate d. Positive

b. Negative

An organism with indole (-), urea (+) is suggestive of: * 1/1 a. E. tarda b. P. vulgaris c. S. typhi d. P. mirabilis

d. P. mirabilis

A structure that helps in the locomotion of certain forms of bacteria is: * 1/1 a. flagellum b. Pili c. cilium d. fimbria

a. flagellum

What must be done if a stool sample cannot be submitted to the laboratory for immediate testing? * 1/1 a. Add saline solution b. Add ethyl alcohol c. Place the specimen in the freezer at 0 deg Celsius d. Refrigerate for no longer than 24 hrs

d. Refrigerate for no longer than 24 hrs

The method that gives an antimicrobial a concentration resulting in a 99.9% reduction in CFU/ml compared with the organism concentration in the original inoculum is recorded as ____. * 1/1 a. MBC b. ESBL c. MIB d. MIC

a. MBC

All genera in the list given grow on 5% Sheep Blood Agar and chocolate Agar but not in MAC, EXCEPT: * 0/1 a. Staphylococcus b. Erysipelothrix c. Gardnerella d. Lactobacillus

a. Staphylococcus

All these aerobes have cell walls containing mycolic acid, EXCEPT: * 0/1 a. Nocardia b. Rhodococcus c. Corynebacterium d. Streptomyces

d. Streptomyces

What type of incubator is used in an automated Microbiology laboratory where individual plates are placed in their own shelves allowing for a homogenous atmosphere to bring culture plates to their optimal conditions faster? * 1/1 a. Shaking b. Humidity incubator c. Oven incubator d. Smart incubator

d. Smart incubator

A part of the compound microscope that gathers and focuses light from the illuminator into the specimen being viewed is the * 1/1 a. iris diaphragm b. lens c. aperture d. condenser

d. condenser

n the semi-quantitative method of susceptibility testing, the concentration of the antibiotic is highest at the * 1/1 a. edge b. center c. middle third d. under surface

b. center

To ensure accurate diagnosis of viral disease, it is imperative to collect specimen during the ____ phase of the infection. * 1/1 a. lag b. acute c. chronic d. incubation

b. acute

What is the role of charcoal in liquid media for blood culture? * 1/1 a. Maintains survival of organisms in changing environmental conditions b. Absorbs fatty acids that could kill fastidious organisms c. Prevents clotting of blood in agar d. Maintains the appropriate colony counts in urine culture

b. Absorbs fatty acids that could kill fastidious organisms

A patient tested for ASO titer. The result is > 200 units/ ml. What organism is the most probable etiologic agent? * 0/1 a. Mycobacterium spp. b. Enterobacteriaceae spp c. Streptococcus spp d. Staphylococcus spp

c. Streptococcus spp

In select tapeworms, what is the fleshy extension with attached hooks * 1/1 a. Flagellum b. Villus c. Rostellum d. Proglottid

c. Rostellum

In whch of the following are yeasts BEST utilized? * 1/1 a. Food production b. Manufacture of drugs and medicines c. Ethanol production d. Breakdown of organic materials

d. Breakdown of organic materials

A lymphatic filarial parasite resembling W. bancrofti that do not typically cause lymphadenitis in the genital regions is * 1/1 a. Ancylostoma spp b. Brugia spp c. E. vermicularis d. T. spiralis

b. Brugia spp

Which parasite is also called a Chinese liver fluke? * 1/1 a. Paragonimus westermanii b. Clonorchis sinensis c. Taenia saginata d. Fasciola hepatica

b. Clonorchis sinensis

Helminth ova are more likely to be seen in _____stools * 1/1 a. soft b. formed stool c. semi-formed d. liquid

b. formed stool

100

This reagent differentiates a-hemolysis Streptococcus * 0/1 a. Hippurate hydrolysis b. Ethylhydrocupreine hydrochloride c. Phenylenediamene dihydrochloride d. Benzidine

b. Ethylhydrocupreine hydrochloride

other names parasitology

Yves Laure Pimentel · 70問 · 2年前

other names parasitology