IMMUNOLOGY-SEROLOGY AND BLOOD BANKING PRE-TEST

35問 • 1年前

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A few isolated aggregates; mostly free-floating cells; supernatant appears red: a. Negative b. Mixed-field ¢. Trace d. 1+

b. Mixed-field

Serum amyloid A (SAA) has been found to increase significantly more in ___ infections. a. Bacterial infections b. Fungal infections c. Parasitic infections d. Viral infections

a. Bacterial infections

The ALTERNATIVE complement pathway Is activated by: a. Antigen-antibody complexes b. Bacterial and fungal cell walls c. Carbohydrates in microbial cell walls d. Properdin

b. Bacterial and fungal cell walls

Serum sickness, Arthus reaction and SLE: a. Type | hypersensitivity reactions b. Type Il hypersensitivity reactions c. Type lIl hypersensitivity reactions d. Type IV hypersensitivity reactions

c. Type lIl hypersensitivity reactions

It is considered the gold standard in testing for contact dermatitis: a. Mantoux test b. Patch test ¢ RIST d. RAST

b. Patch test

Which of the following would be considered an organ-specific autoimmune disease? a. Systemic lupus erythematosus b. Hashimoto's thyroiditis c. Granulomatosis with polyangiitis (Wegener's granulomatosis) d. Rheumatoid arthritis

b. Hashimoto's thyroiditis

:Most Specific for SLE, because they are mainly seen only in patients with lupus, and levels correlate with disease activity: a. Anti-DNP b. Anti-RNP c. Anti-dsDNA d. Anti-Smith

c. Anti-dsDNA

Anti-glomerular basement membrane antlbody Is most often assoclated with this condition: a. Systemic lupus erythematosus b. Chronic active hepatitis c. Celiac disease d. Goodpasture disease

d. Goodpasture disease

In primary biliary cirrhosis, which of the following antibodies Is seen in high titers? a. Anti-mitochondrial b. Anti-smooth muscle ¢. Anti-DNA d. Anti-parietal cell

a. Anti-mitochondrial

In chronic active hepatitis, high titers of which of the following antibodles are seen? a. Anti-mitochondrial b. Anti-smooth muscle ¢. Anti-DNA d. Anti-parietal cell

b. Anti-smooth muscle

Primary antibody found in Helicobacter pylori infection: a. IgA b. IgE ¢.IgG d. IgM

¢.IgG

Current recommendations Include the combined detection of mannan and anti-mannan antibodies for the specific identification of species in serum samples: " a. Bordetella b. Candida c. Cryptococcus d. Mycobacterium

b. Candida

Tests to identify infection with HIV fall into which three general classification types of tests? a. Tissue culture, antigen, and antibody tests b. Tests for antigens, antibodies, and nucleic acid c. DNA probe, DNA amplification, and Western blot tests d. ELISA, Western blot, and Southern blot tests

b. Tests for antigens, antibodies, and nucleic acid

Interpret the following results for HIV infection. ELISA positve Repeat ELISA: negative Western Blot: No bands a. Positive for HIV b. Negative for HIV c. Indeterminate d. Further testing needed

b. Negative for HIV

A 55-year-old male with early stage prostate cancer diagnosed by biopsy had his prostate gland removed (simple prostatectomy). His PSA prior to surgery was 10.0 ng/mL. If the surgery was successful in completely removing the tumor cells, what would the PSA result be 1 month after surgery? a. Undetectable b. 1-3 ng/mL c. Less than 4 ng/mL. d. Less than 10 ng/mL

a. Undetectable

patient has a prostate-specific antigen level of 60 ng/mL the day before surgery to remove a localized prostate tumor. One week following surgery, the serum PSA was determined to be 8 ng/mL by the same method. What is the most likely cause of these results? a. Incomplete removal of the malignancy b. Cross reactivity of the antibody with another tumor antigen c. Testing too soon after surgery d. Hook effect with the PSA assay

c. Testing too soon after surgery

Attempts to find a nontoxic anticoagulant began in 1869, when BRAXTON HICKS recommended: a. EDTA b. Heparin c. Sodium citrate d. Sodium phosphate

d. Sodium phosphate

Reported the use of sodium citrate as an anticoagulant solution for transfusions: a. Charles Drew b. Edward Lindemann c. Hustin d. Lewisohn

c. Hustin

The k (Cellano) antigen is a high-frequency antigen and is found on most red cells. How often would one expect to find the corresponding antibody? a. Often, because it is a high frequency antibody b. Rarely, because most individuals have the antigen and therefore would not develop the antibody c. It depends upon the population, because certain racial and ethnic groups show a higher frequency of anti-k d. Impossible to determine without consulting regional blood group antigen charts

b. Rarely, because most individuals have the antigen and therefore would not develop the antibody

The antigen was reported in 1973 and is present on RBCs of 4% of Indians, 11% of Iranians, and 12% of Arabs: a. Cromer b. Diego c. Indian d. Knops

c. Indian

Treatment with this drug is a cause of permanent donor deferral: a. Accutane b. Propecia ¢. Proscar d. Tegison

d. Tegison

Which of the following vaccinations carries no deferral period? a. Rubella b. Varicella zoster ¢. Recombinant HPV d. Smallpox

¢. Recombinant HPV

Frozen plasma stored at -65 °C: a. 1year b. 2 years c. 7 years d. 10 years

c. 7 years

What component is most frequently involved with transfusion-associated sepsis? a. Plasma b. Packed red blood cells ¢. Platelets d. Whole blood

¢. Platelets

The most serious hemolytic transfusion reactions are due to incompatibility in which of the following blood group systems? a. ABO b. Rh ¢.MN d. Duffy

a. ABO

A post-transfusion to pre-transfusion brain natriuretic peptide (BNP) ratio of ___ provides diagnosis of transfusion-associated circulatory overload (TACO): v a. 0.5 b.1.5 ¢.3.0 d. 4.5

b.1.5

Posttransfusion hepatitis of unknown etiology; may be transmitted by parenteral exposure to blood, fecal-oral route and from mother to child: a. HIV b. HBV c. HGV d.TTV

d.TTV

The most important serologic test for diagnosing HDFN is the DAT with anti-lgG reagent. What is the specimen for a. Infant's serum or plasma b. Infant's RBCs ’ c. Mothers serum or plasma d. Mothers RBCs ’

b. Infant's RBCs ’

:the simplest type of mutation and includes substitutions, insertions, and deletions: . a. Frameshift mutation b. Missense mutation c. Nonsense mutation d. Point mutation

d. Point mutation

Acetylcholine-receptor blocking antibodies

MYASTHENIA GRAVIS

Anti-myelin antibodies

MULTIPLE SCLEROSIS

Anti-mitochondrial antibodies

PRIMARY BILIARY CIRRHOSIS

Anti-smooth muscle antibodies

CHRONIC ACTIVE HEPATITIS

Anti-thyroglobulin, anti-microsomal (anti-thyroid peroxidase, TPO) antibodies

HASHIMOTO'S THYROIDITIS

Anti-TSH receptor antibodies

GRAVES' DISEASE

other names parasitology

Yves Laure Pimentel · 70問 · 2年前

other names parasitology