FINAL COACHING 1

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問題一覧

1. Prolonged coagulation results of a patient with hematocrit value of >55%. What to do?

Recollect specimen and decrease the amount of anticoagulant

2. The steam autoclave method of sterilization requires:

15 1b of pressure for 15 minutes

3. Which of the following can cause hyponatremia?

Hyperglycemia

⭐️4. WHICH OF THE FOLLOWING CAN RESULT TO DECREASED ESR?

Delayed testing of specimen

6. The H antigen is found in lowest concentration on what phenotype of red blood cell?

Group A1B

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

Repeat ABO red cell typing and include a control

8. What is the purpose of potassium permanganate when staining acid-fast bacilli with Truan auramine-rhodamine stain?

Quenching agent

9. Only 2ml of blood is collected in a vacuum tube containing EDTA that is designed for 7ml draw. Which of the following result can be expected of this sample is used?

Erroneously decreased microhematocrit

10. CSF for culture arrived late in the laboratory, the MLS only managed to perform Gram stain in his shif what should the technologist do with the specimen?

Incubate at 37c

11. During sweat collection, a consideration that can result in a falsely high result is:

Evaporation

12. Which of the following is an anti-asthmatic drug?

Theophylline

13. Laboratory characteristics of malabsorption syndrome due to pancreatic insufficiency include:

Increased fecal fat

14. The drug procainamide is prescribed to treat cardiac arrhythmia. What biologically active liver metabolite of procainamide is often measured simultaneously?

N-acetyl procainamide

15. Furazolidone susceptibility is a test used to differentiate?

Staphylococcus from Micrococcus

16. Presence of cold agglutinins will have what effect in most automated hematology analyzers?

dec RBC count, inc MCV, inc MCHC

17. Based on the CBC result shown, what could most possibly be the cause of the error?

Lipemic sample

19.Which of the following is most helpful to confirm a weak ABO subgroup?

Adsorption-elution techniques

21.Quantitative fecal fat testing involves:

Extraction and weighing

⭐️22. Consider the followin ABO typing result:

⭐️23. JAUNDICED PATIENT WITH PANCREATIC ENLARGEMENT WILL HAVE INCREASED LEVELS OF WHICH OF THE FOLLOWING?

CA19-9

25. Pilocarpine iontophoresis refers to the specific process of:

Inducing sweat

⭐️27.Platelet satellitosis is usually due to what?

Abnormal proteins

⭐️28. WHICH OF THE FOLLOWING VALUES IS TRUE OF ADRENAL CUSHING'S SYNDROME?

ACTH decreased, cortisol increased

⭐️30. A patient has high cold agglutinin titer. Automated hematology analyzer results reveal an elevated MCV, MCH and MCHC as well as a decreased RBC. Individual erythrocytes appear normal on a stained smear, but agglutinates are noted. Identify the appropriate course of action.

Repeat the determinations using a prewarmed microsample of diluted blood

32.Blood culture collected from a patient with subacute bacterial endocarditis. Plated on BAP. After period of incubation, no growth was noted. What should the MLS do?

Subculture into a pyridoxal-enhanced medium

33. Vhich of the following types of molecules is most likely to be antigenic/immunogenic?

Proteins

34.Which of the following can cause hypermagnesemia?

Renal failure

35.Rare congenital anemia of unknown etiology evident in the first 3 months of life characterized by severe anemia and erythropoietin resistance; the reticulocyte count does not rise. Platelet and white blood cell counts are normal.?

Diamond-blackfan anemia

⭐️37. PARATHYROID HORMONE= NORMAL CALCIUM= ELEVATED. WHICH OF THE FOLLOWING CONDITIONS IS MOST LIKELY?

Metastatic carcinoma

⭐️38. WHICH OF THE FOLLOWING REACTIONS IS MOST LIKELT CAUSED BY ACQUIRED B PHENOMENON?

Anti-A 4+, Anti-B 2+, A cells O, B Cells 4+

39.Glycophorin A and glycophorin B possess antigen sites for which blood group system?

MNS

⭐️40. A PATIENT HAD A SORE THROAT, AFTER 2 WEEKS HE HAD A KIDNEY BIOPSY. WHAT ORGANISM CAN BE ISOLATED FROM THE KIDNEY TISSUE?

None of the above

⭐️41. CBC RESULT, MCHC IS VERY HIGH WHEN YOU SOLVE FOR IT. WHAT TO DO? AUTOMATED HEMATOCRIT = 27%; MANUAL HEMATOCRIT = 28%

Examine plasma appearance

43. These are substances responsible for enhancement of phagocytosis?

Opsonins

44. In this blood film, there is an impairment in the cell's synthesis of:

DNA

45. The highest elevation of lactate dehydrogenase is expected in which of the following?

Megaloblastic anemia

46. Presumptive tests used for identification of Pseudomonas species and to differentiate them from Enterobacteriaceae family?

Oxidase, OF test and pigment production

⭐️47. RESULTS FOR ELECTROLYTES, SODIUM IS LOW. ALL OTHER ELECTROLYTES ARE NORMAL. WHAT TO DO?

Check for specimen glucose

48. Increased presence of fetal fibronectin in cervicovaginal secretions from a 24-year-old female at 35 weeks’ gestation indicates what?

Increased risk of preterm delivery

49. Which immunologic mechanism is usually involved in bronchial asthma?

Immediate hypersensitivity

50.in the Kirby-Bauer disc diffusion susceptibility test, which variable is critical when testing Pseudomonas spp. Against aminoglycosides?

Cation content of the media

51. SsU antibodies appear in the presence of which of the following deletion sequence?

GYPB

52. All of the following exhibit dosage effect, except:

Lewis

⭐️53.What could possibly cause this PBS finding?

Mycoplasma pneumoniae infection

54.Which of the following blood groups deteriorates on storage?

55.Pink colonies on Mac Conkey agar, citrate positive, LOA: -++, gram-negative bacillus?

Enterobacter cloacae

56. An increased calcium and phosphate can be seen in which of the following conditions?

All of these

57.PPD skin test, after 48 hours, 15mm zone is due to?

T-cell

58. Serum bilirubin testing. Which of the following is correct regarding the bilirubin levels of this patient? Patient sample + diazo reagent = 2.2 mg/dl Patient sample + diazo reagent + caffeine sodium benzoate = 5.4 mg/dl

B1 = 3.2 mg/dl, B2 = 2.2mg/dl

59. Amniotic fluid is evaluated using a Liley graph and change in absorbance at 450nm. What is being evaluated and why?

Bilirubin, which increases in HDN

60.Which of the following is true about transudates

Non-inflammatory origin

63.Most closely associated with granulocyte hyposegmentation?

Pelger-Huet anomaly

64.Pink, mucoid colonies on Mac Conkey agar, TSI: A/A with gas, spot indole positive gram-negative bacilli?

Klebsiella oxytoca

⭐️65. WHICH OF THE FOLLOWING SET OF RESULTS IS EXPECTED IN A PATIENT WITH HEMOLYTIC ANEMIA?

Inc Total bilirubin, inc unconjugated B1, inc serum urobilinogen, - urine bilirubin

66. Primary hyperparathyroidism:

Increased calcium and decreased phosphate

⭐️69. WHICH DISEASE MIGHT BE INDICATED BY ANTIBODY TO SMOOTH MUSCLE?

Chronic active hepatitis

70. Which of the ff characteristics can differentiate Y. Enterocolitica from Y. Testis?

Motility at 25c

⭐️71. Which of the ff can be found in the saliva of an Le(a+b-) individual?

Le a

⭐️72. PATIENT IS SUSPECTED OF HAVING PRIMIDONE OVERDOSE BUT THE SERUM CONCENTRATION OF WHICH IS NORMAL. WHAT MUST BE DONE NEXT?

Test for phenobarbital concentration

74.Rapid test for Legionella pneumophilia?

Urine ag detection

75. Which of the ff is not a step in platelet component prodn?

Resting phase at 1C to 6C

⭐️76. SERUM ENZYME DETERMINATION USING P-NITROPHENYLPHOSPHATE AT PH OF 9.5. THIS ANALYSIS WILL MOST LIKELY BE HIGHLY INCREASED IN WHICH OF THE FOLLOWING?

Paget’s dse / ALP

77. Platelets must be prepared within how many hrs after collection of WB?

6 hrs

⭐️78. IDENTIFICATION OF A GRAM NEGATIVE ISOLATE USING MALDI-TOF IS BASED ON DETECTION OF:

Ribosomal proteins

79. Characteristics of the genus Capnocytophaga include:

Colonies are large & spreading after 2-4 days

80. To prepare the rgt used for mucin clot determination of synovial fluid, water is mixed with what?

Glacial acetic acid

81. With this blood picture, an additional testing indicated is:

Hemoglobin electrophoresis

82. Hereditary angioedema is characterized by:

Dec activity of C1 inhibitor

83. Most rapid method for detection Francisella tularensis?

PCR

84. During pregnancy, the form of estrogen that predominantly and may be useful in prenatal screening:

Estriol

85. Which of the ff tests may be ordered to assess the toxic effects of acetaminophen?

AST & ALT

86 First step in agglutination that is rapid & reversible:

Sensitization

⭐️87. LEAST LIKELY TO DEVELOP HETEROPHILE ANTIBODIES TO EBV:

Children

88. The only G(+), catalase(-), lactose fermenter, aerobic bacilli, that is H2S(+) and shows characteristic bottle-brush or pipe cleaner growth in gelatin media?

Erysipelothrix rhusiopathiae

90.

Normal, Hgb SC dse

91. Identify the condition

Sickle cell dse, Hgb SC dse, Hgb C dse

92. Which of the ff compounds can interfere with the coulometric chloride assay?

Bromide

93. Confirmatory test for Lyme Disease:

Western Blot

94. Multidrug resistant, nonmotile, nonhemolytic, G(+) bacilli, Penicillin(R) but Vancomycin(S)

Corynebacterium jeikium

95. A synovial fluid specimen is too viscous and difficult to aspirate. What must be done?

Add hyaluronidase

⭐️96. Which of the ff disease states, would you see an elevation in total bilirubin and conjugated bilirubin only?

Biliary obstruction

97. Patient with walking pneumonia, not responding to penicillin. This is due to?

Organism has no cell wall

98. Which of the following is not correct regarding specimen collection for determination of lactic acid levels?

NOTA

99. Which of the following patterns is consistent with homozygous beta thalassemia?

⭐️100. ORDER OF OCCURENCE OF SEROLOGICAL MARKERS IN HEPATITIS A

Stool Ag, IgM Ab, IgG Ab

102.G(+), aerobic, catalase(+), non-motile sporeforming bacilli. Demonstrates string of pearls colonies on penicillin medium?

Bacillus anthracis

⭐️103. A NEWBORN TESTED POSITIVE FOR TOXOPLASMA IGG. WHICH OF THE FOLLOWING CAN BE DONE TO CONFIRM IF THE NEWBORN IS REALLY INFECTED?

Perform IgM from current newborn sample

104. A blood supplier ships 3 units of pooled cryoprecipitate. Each pool consists of 5 units of cryoprecipitate. If one unit is thawed at 5:00 pm, when must it be dispensed from the blood bank?

Before 11pm

105. Anorexia is defined as an increased in?

BUN

107c. Which of the ff ANA patterns would be asso with high titers of ab to SM antigen?

Homogenous

107a. Which of the ff ANA patterns would be asso with high titers of ab to SM antigen?

Peripheral

107d. Which of the ff ANA patterns would be asso with high titers of ab to SM antigen?

Speckled

107b. Which of the ff ANA patterns would be asso with high titers of ab to SM antigen?

Centromere

⭐️108. Initial WBC count of the patient is 12 x 109/L. Using another diluent, his WBC count went down to 9 x 109/L. This could be due to:

Lyse-resistant Hb C

109. SG = 1.010, RTE cells

Acute tubular necrosis

114. Common error in PCR:

Nucleic acid contamination

115. The reverse CAMP test, Lecithinase prodn, double zone hemolysis and Gram stain morphology are all useful criteria in the identification of:

Clostridium perfringens

⭐️116. Correct steps in processing sputum spx to isolate Mycobacteria

Digestion > Decontamination > Neutralization > Centrifugation

117. Fatty cast picture:

Nephrotic syndrome

100

118.PCR amplification is evident at what phase?

Log

clinical microscopy

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