ASCPi STIMULATED EXAM 2

98問 • 1年前

ユーザ名非公開

通報

問題一覧

1. An organism gave the following reactions: The organism most likely is:

Escherichia coli

2. W/c of the ff cytokines is most responsible for eosinophil deifferentiation & release from the BM?

IL-5

3. T cells are incapable of:

secretion of immunoglobulins

4. W/c one of the ff routine tests for E. histolytica has the highest sensitivity & specificity?

stool EIA

5. W/c of the ff studies is performed by aspirating seminal fluid w/ a Pasteur pipette & observing the formation of droplets as it is allowed to fall under only the influence of gravity?

viscosity

6.A 45yo male of average height & weight was admitted to hospital for renal function studies. He had the following lab results: Calculate the creatinine clearance for this patient in mL/min

100

7. Which of the ff immunoglobulins is present in the highest concentration in normal human serum?

IgG

8. Identify the organism.

Alternaria

9.A mother is Rh(-) & the father is Rh(+). Their baby is Rh(-). It may be concluded that:

the father is heterozygous for D

10. Excess urine on the rgt test strip can turn a normal pH result into a falsely acidic pH when w/c of the ff rgts runs into the pH pad?

citrate buffer

11. Elevation of the lymphocyte percentage above 45% is termed:

relative lymphocytosis

12. The term "shift to the left" refers to:

immature cell forms in the peripheral blood

13. Based on the results below, what is the next step in determination of the patient's ABO/Rh type?

repeat ABO red cell ab in the donor unit

14. W/c of the ff is responsible for the prodn of blood group ab?

B cells

15. Infection by this org can cause of B12 deficiency:

Diphyllobothrium latum

16. The preparation of a px for standard glucose tolerance testing should include:

high carbo diet for 3 days

17. The M:E ratio in CML is usually:

high

18. The persistence of which marker is the best evidence of chronic HBV infection?

HBsAg

19. The Gram stain of drainage from a pulmonary sinus tract shows many WBCs & 3+ branching Gram(+) bacilli.Colonies grow only on anaerobic media 3days incubation.They are yellow-tan & have a molar tooth appearance. The most likely genus is:

Actinomyces

20. An antibiotic used to suppress or kill contaminating fungi in media is:

cycloheximide

21. Apheresis Platelets must be stored at:

20-24°C

22. The sediment of a urine spx w/ a rgt strip glucose of 250mg/dL(13.8mmol/L) &X a pH of 5.5 is ideal for the presence of:

Candida albicans

23. W/c of the ff blood group ab will no longer react with it's respective ag once those ag are treated w/ proteolytic enzymes?

anti-Fya

24. An example of a live attenuated vaccine used for human immunization is:

measles

25. Choose the condition that is best related to the image below.

Mycoplasma pneumoniae Infection

26.Individuals who lack Duffy ag on surface of their RBC r protected against w/c species of Plasmodium?

P vivax

27.A common cause of acute exudative pharyngitis

S.pyogenes

28.A px is taking 10mg per day Coumadin(warfarin). results of w/c of the ff lab tests will be most impacted?

protein C

29. According to AABB Standards, what is the minimum hemoglobin level for an autologous donor?

11.0 g/dL

30. This fungus is encapsulated & produces by budding. It is asso w/ the Eucalyptus tree & is usually acquired from the environment. The org uses glycine as a sole carbon & nitrogen source in the presence of canavanine( canavanine glycine bromothymol blue agar).The organism is:

Cryptococcus gattii

31. The lab considering adoption of rapid & sensitive "stand alone" mtd that detects C.difficile toxins A&B. W/c of the ff testing methodologies will provide this?

NAAT

32. If amniotic fluid is to be collected for fetal lung maturity testing, amniocentesis should be performed at:

30-42 week' gestation

33. The most potent plasminogen activator in the contact phase of coagulation is:

kallikrein

34 which of the following represents an identified patient for sample collection and transfusion?

A handwritten band w/ px name & hospital ID no. Is affixed to the px leg

35. One of the following correctly represents the order of appearance of Hepatitis A markers.

Stool HAV ag-->IgM anti-HAV-->IgG anti-HAV

36. The ff results were obtained in pretransfusion test The most probable cause of these results is:

a warm autoantibody

37. The transport temp for RBC Leukocytes Reduced

1-10°C

38. Results from a milky peritoneal fluid demonstrate an elevated triglycerides content & the presence of chylomicrons.These results indicate the fluid is likely:

chylous

39.W/c of this statement best describes Zygomycetes?

Aseptate hyphae with sporangiospores

40. Which red cell morphology may be expected in a treated polycythemia vera patient?

microcytic cells

41. Identify the cells in the image below.

A=Metamyelocyte B=Myelocyte

42. Which of the following is a potential complication of massive transfusions?

hypothermia due to 1-6°C storage temp of red cells

43. In ABO hemolytic transfusion rxn, complement is activated via w/c of the ff pathways?

classical

44. Which of the ff RBC inclusions are seen in sideroblastic anemia and contain high amounts of iron?

Pappenheimer bodies

45. A critically ill patient become comatose. The physician believes the coma is due to hepatic failure. The assay most helpful in this diagnosis is:

ammonia

46. Which of these serological results is least likely to a person with chronic hepatitis B infection?

Anti-HBs(+)

47. What assay would confirm the immune status to hepatitis B viruss

anti-Hbs

48. What stain is most often used as a screening stain when mycobacteria is suspected in a respiratory spx?

auramine O

49. Small protozoan cysts are found in a wet mount of sediment from ethyl-acetate concentrated material. Each cyst has 4 nuclei that do not have peripheral chromatin, and each nucleus has a large karyosome, which appears as a refractive dot. These oval cysts are most likely:

E.nana

50.ovum in image below belongs to what nematode?

Hymenolepis nana

51.RDW is elevated on CBC report.The smear show:

anisocytosis

52. A confirmatory test for PNH:

flow cytometric immunophenotyping

53.Antinuclear ab tests r performed to help diagnose:

lupus erythematosus

54.The DAT in a px w/ WAIHA is most often (+) for:

IgG & C3

C 55.Given the ff serologic rxn,what is the A subgroup?

56. A trauma patient who has just received 10 units of blood may develop:

thrombocytopenia

57. A 3 year old unimmunized female presented in the ER with a severe cough, fever, and flulike symptoms. The parents reported that the child had vomited a few times due to the severe coughing. A nasopharyngeal swab was used to collect the specimen and planted on a chocolate. Bordet-Gengou, and Regan Lowe media. After 5 days of incubation, colonies grew on all of the media with the growth on Bordet-Gengou described as "drops of mercury." The Gram stain showed minute coccobacilli that were catalase and oxidase positive. The most likely identification of this isolate is:

B.pertussis

58. When processing a patient specimen for Gram stain and culture, the proper use of a biological safety cabinet includes:

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

59. A patient has the following results: The next test that should be performed is:

DRVVT

60. Susceptibility testing is performed on a S.aureus isolate from a blood culture with the ff results: What should the technologist do next?

the cefazolin result should be changed to resistant since the oxacillin result is resistant

61. Calculate the blood pH given a pCO2 of 60 mm Hg & a bicarbonate of 18mmol/L:

7.10

62. Triglycerides (chyle) can be identified in body fluids by their ability to:

stain with Sudan III

63. Exotic pets are often associated with the transmission of which of the following organisms?

Salmonella

64. Choose the best pair of ab & autoimmune dse based on the image below.

Anti-dsDNA:SLE

65. The yellow color of urine is primarily due to:

urochrome pigment

66. A lipemic serum is separated & froze at -20°C for assay at a later date. 1wk later, prior to performing an assay for triglycerides, the spx should be:

warmed to 37°C & mixed thoroughly

67. Which of the following elevates carboxyhemoglobin?

exposure to carbon monoxide

69. The rosette test will detect a fetomaternal hemorrhage (FMH) as small as:

10mL

70. A characteristic morphologic feature in folic acid deficiency is:

macrocytosis

71. In px who present with bleeding disorder caused by platelets, the most common type of bleeding is:

mucosal bleeding

72. Detection of which of the following substance is most useful to monitor the course of a patient with testicular cancer?

a-fetoprotein

73. When performing a disk diffusion susceptibility test, the antibiotic disks are placed on the agar 30mins after org inoculation & then incubated w/in 15min of the disk placement. This procedure will result in:

dec zone diameters

74. The protein section of the urine reagent test strip is most sensitive to:

albumin

75. Flocculation test for syphilis use ag composed of:

cardiolipin & lecithin

76.Synovial fluid from a 68yo male reveals rhombic crystals w/ weak(+) birefringence when viewed using polarizing microscopy.This crystals can be identified as:

calcium pyrophosphate dihydrate

77.A CSF spx containing 2 drops of CSF was collected by a lumbar puncture from a febrile 25yo male and was submitted for a stat Gram stain & culture. The direct specimen Gram stain was reported as many neutrophils and no microorganisms seen.The remaining drop of CSF should be inoculated to :

chocolate agar

78. The initial immune response ff fetal infxn w/ rubella is the production of which class(es) of ab?

IgM

79. A patient's red blood cells gave the ff reactions: The most probable genotype of this patient is:

R1R2

80. Which of the ff results is most likely inconsistent?

Urine Urobilinogen

81.The most rapid immediate hypersensitivity rxn is

anaphylaxis

82.A K lvl of 6.8mEq/L(6.8mmol/L)is obtained.B4 reporting the result,1st step the technologist should take

check the serum for hemolysis

83. Which of the ff tests is most commonly used to detect antibodies attached to a patient's RBC in vivo?

direct antiglobulin

B 84.If seal is entered on unit of RBC store 1-6°C,what’s the maximum allowable storage period,in hr?

85. The expected blood gas result for a patient in chronic renal failure would match the pattern of:

metabolic acidosis

86.W/c immunoglobulin class can cross the placenta?

IgG

87. The presence of excessive rouleaux formation on a blood smear is often accompanied by an increased:

sedimentation rate

89.W/c of ff ions is bound to hgb in methemoglobin?

Fe3+

90. A flag of immature granulocytes (IG) is reported from a hematology analyzer.The next step is to perform:

manual differential

91.Cryoprecipitated AHF transfusion is recommended as a treatment for px w/:

DIC with hypofibrinogenemia

92.Although ABO compatibility is preferred,ABO incompatible product may be administered when transfusing:

Cryoprecipitated AHF

93.A rgt test strip pad for blood has been reported(+). Microscopic examination fails to yield RBC.The px condition can be called:

hemoglobinuria .

94. The most sensitive test for the initial diagnosis of cryptococcal disease is

cryptococcal ag

95. W/c of the ff stains is used to demonstrate iron, ferritin and hemosiderin?

Prussian blue

96.When a natural killer cell comes in contact w/ cell expressing MHC classI proteins what action will result?

inhibition of killing

97. A patient has symptoms indicating a possible hemolytic transfusion reaction. What should be done immediately?

stop the transfusion & call the px dr to report the rxn

C 98. A px is admitted w/a history of chronic bleeding 2ndary to peptic ulcer. Hematology workup reveals a severe micro,hypo anemia. Iron studies were requested. W/c of the ff would be expected in this case?

result c

99. The conversion of glucose or other hexoses into lactate or pyruvate is called:

glycolysis

100. Blood collected in EDTA undergoes which of the ff changes if kept at room temperature for 6-24 hours?

↑ hct & mcv

clinical microscopy

clinical microscopy

clinical chemistry

clinical chemistry

immunology & serology

ユーザ名非公開 · 99問 · 1年前

immunology & serology

hematology

hematology

Bloodbank 1

Bloodbank 1

microbiology

microbiology

molecular biology

molecular biology

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問題一覧

1. An organism gave the following reactions: The organism most likely is:

Escherichia coli

2. W/c of the ff cytokines is most responsible for eosinophil deifferentiation & release from the BM?

IL-5

3. T cells are incapable of:

secretion of immunoglobulins

4. W/c one of the ff routine tests for E. histolytica has the highest sensitivity & specificity?

stool EIA

5. W/c of the ff studies is performed by aspirating seminal fluid w/ a Pasteur pipette & observing the formation of droplets as it is allowed to fall under only the influence of gravity?

viscosity

6.A 45yo male of average height & weight was admitted to hospital for renal function studies. He had the following lab results: Calculate the creatinine clearance for this patient in mL/min

100

7. Which of the ff immunoglobulins is present in the highest concentration in normal human serum?

IgG

8. Identify the organism.

Alternaria

9.A mother is Rh(-) & the father is Rh(+). Their baby is Rh(-). It may be concluded that:

the father is heterozygous for D

10. Excess urine on the rgt test strip can turn a normal pH result into a falsely acidic pH when w/c of the ff rgts runs into the pH pad?

citrate buffer

11. Elevation of the lymphocyte percentage above 45% is termed:

relative lymphocytosis

12. The term "shift to the left" refers to:

immature cell forms in the peripheral blood

13. Based on the results below, what is the next step in determination of the patient's ABO/Rh type?

repeat ABO red cell ab in the donor unit

14. W/c of the ff is responsible for the prodn of blood group ab?

B cells

15. Infection by this org can cause of B12 deficiency:

Diphyllobothrium latum

16. The preparation of a px for standard glucose tolerance testing should include:

high carbo diet for 3 days

17. The M:E ratio in CML is usually:

high

18. The persistence of which marker is the best evidence of chronic HBV infection?

HBsAg

Actinomyces

20. An antibiotic used to suppress or kill contaminating fungi in media is:

cycloheximide

21. Apheresis Platelets must be stored at:

20-24°C

22. The sediment of a urine spx w/ a rgt strip glucose of 250mg/dL(13.8mmol/L) &X a pH of 5.5 is ideal for the presence of:

Candida albicans

23. W/c of the ff blood group ab will no longer react with it's respective ag once those ag are treated w/ proteolytic enzymes?

anti-Fya

24. An example of a live attenuated vaccine used for human immunization is:

measles

25. Choose the condition that is best related to the image below.

Mycoplasma pneumoniae Infection

26.Individuals who lack Duffy ag on surface of their RBC r protected against w/c species of Plasmodium?

P vivax

27.A common cause of acute exudative pharyngitis

S.pyogenes

28.A px is taking 10mg per day Coumadin(warfarin). results of w/c of the ff lab tests will be most impacted?

protein C

29. According to AABB Standards, what is the minimum hemoglobin level for an autologous donor?

11.0 g/dL

Cryptococcus gattii

31. The lab considering adoption of rapid & sensitive "stand alone" mtd that detects C.difficile toxins A&B. W/c of the ff testing methodologies will provide this?

NAAT

32. If amniotic fluid is to be collected for fetal lung maturity testing, amniocentesis should be performed at:

30-42 week' gestation

33. The most potent plasminogen activator in the contact phase of coagulation is:

kallikrein

34 which of the following represents an identified patient for sample collection and transfusion?

A handwritten band w/ px name & hospital ID no. Is affixed to the px leg

35. One of the following correctly represents the order of appearance of Hepatitis A markers.

Stool HAV ag-->IgM anti-HAV-->IgG anti-HAV

36. The ff results were obtained in pretransfusion test The most probable cause of these results is:

a warm autoantibody

37. The transport temp for RBC Leukocytes Reduced

1-10°C

38. Results from a milky peritoneal fluid demonstrate an elevated triglycerides content & the presence of chylomicrons.These results indicate the fluid is likely:

chylous

39.W/c of this statement best describes Zygomycetes?

Aseptate hyphae with sporangiospores

40. Which red cell morphology may be expected in a treated polycythemia vera patient?

microcytic cells

41. Identify the cells in the image below.

A=Metamyelocyte B=Myelocyte

42. Which of the following is a potential complication of massive transfusions?

hypothermia due to 1-6°C storage temp of red cells

43. In ABO hemolytic transfusion rxn, complement is activated via w/c of the ff pathways?

classical

44. Which of the ff RBC inclusions are seen in sideroblastic anemia and contain high amounts of iron?

Pappenheimer bodies

45. A critically ill patient become comatose. The physician believes the coma is due to hepatic failure. The assay most helpful in this diagnosis is:

ammonia

46. Which of these serological results is least likely to a person with chronic hepatitis B infection?

Anti-HBs(+)

47. What assay would confirm the immune status to hepatitis B viruss

anti-Hbs

48. What stain is most often used as a screening stain when mycobacteria is suspected in a respiratory spx?

auramine O

E.nana

50.ovum in image below belongs to what nematode?

Hymenolepis nana

51.RDW is elevated on CBC report.The smear show:

anisocytosis

52. A confirmatory test for PNH:

flow cytometric immunophenotyping

53.Antinuclear ab tests r performed to help diagnose:

lupus erythematosus

54.The DAT in a px w/ WAIHA is most often (+) for:

IgG & C3

C 55.Given the ff serologic rxn,what is the A subgroup?

56. A trauma patient who has just received 10 units of blood may develop:

thrombocytopenia

B.pertussis

58. When processing a patient specimen for Gram stain and culture, the proper use of a biological safety cabinet includes:

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

59. A patient has the following results: The next test that should be performed is:

DRVVT

60. Susceptibility testing is performed on a S.aureus isolate from a blood culture with the ff results: What should the technologist do next?

the cefazolin result should be changed to resistant since the oxacillin result is resistant

61. Calculate the blood pH given a pCO2 of 60 mm Hg & a bicarbonate of 18mmol/L:

7.10

62. Triglycerides (chyle) can be identified in body fluids by their ability to:

stain with Sudan III

63. Exotic pets are often associated with the transmission of which of the following organisms?

Salmonella

64. Choose the best pair of ab & autoimmune dse based on the image below.

Anti-dsDNA:SLE

65. The yellow color of urine is primarily due to:

urochrome pigment

66. A lipemic serum is separated & froze at -20°C for assay at a later date. 1wk later, prior to performing an assay for triglycerides, the spx should be:

warmed to 37°C & mixed thoroughly

67. Which of the following elevates carboxyhemoglobin?

exposure to carbon monoxide

69. The rosette test will detect a fetomaternal hemorrhage (FMH) as small as:

10mL

70. A characteristic morphologic feature in folic acid deficiency is:

macrocytosis

71. In px who present with bleeding disorder caused by platelets, the most common type of bleeding is:

mucosal bleeding

72. Detection of which of the following substance is most useful to monitor the course of a patient with testicular cancer?

a-fetoprotein

dec zone diameters

74. The protein section of the urine reagent test strip is most sensitive to:

albumin

75. Flocculation test for syphilis use ag composed of:

cardiolipin & lecithin

76.Synovial fluid from a 68yo male reveals rhombic crystals w/ weak(+) birefringence when viewed using polarizing microscopy.This crystals can be identified as:

calcium pyrophosphate dihydrate

chocolate agar

78. The initial immune response ff fetal infxn w/ rubella is the production of which class(es) of ab?

IgM

79. A patient's red blood cells gave the ff reactions: The most probable genotype of this patient is:

R1R2

80. Which of the ff results is most likely inconsistent?

Urine Urobilinogen

81.The most rapid immediate hypersensitivity rxn is

anaphylaxis

82.A K lvl of 6.8mEq/L(6.8mmol/L)is obtained.B4 reporting the result,1st step the technologist should take

check the serum for hemolysis

83. Which of the ff tests is most commonly used to detect antibodies attached to a patient's RBC in vivo?

direct antiglobulin

B 84.If seal is entered on unit of RBC store 1-6°C,what’s the maximum allowable storage period,in hr?

85. The expected blood gas result for a patient in chronic renal failure would match the pattern of:

metabolic acidosis

86.W/c immunoglobulin class can cross the placenta?

IgG

87. The presence of excessive rouleaux formation on a blood smear is often accompanied by an increased:

sedimentation rate

89.W/c of ff ions is bound to hgb in methemoglobin?

Fe3+

90. A flag of immature granulocytes (IG) is reported from a hematology analyzer.The next step is to perform:

manual differential

91.Cryoprecipitated AHF transfusion is recommended as a treatment for px w/:

DIC with hypofibrinogenemia

92.Although ABO compatibility is preferred,ABO incompatible product may be administered when transfusing:

Cryoprecipitated AHF

93.A rgt test strip pad for blood has been reported(+). Microscopic examination fails to yield RBC.The px condition can be called:

hemoglobinuria .

94. The most sensitive test for the initial diagnosis of cryptococcal disease is

cryptococcal ag

95. W/c of the ff stains is used to demonstrate iron, ferritin and hemosiderin?

Prussian blue

96.When a natural killer cell comes in contact w/ cell expressing MHC classI proteins what action will result?

inhibition of killing

97. A patient has symptoms indicating a possible hemolytic transfusion reaction. What should be done immediately?

stop the transfusion & call the px dr to report the rxn

result c

99. The conversion of glucose or other hexoses into lactate or pyruvate is called:

glycolysis

100. Blood collected in EDTA undergoes which of the ff changes if kept at room temperature for 6-24 hours?

↑ hct & mcv