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Chemistry
Hematology
Urinalysis
Microbiology
Blood Bank
100

Luminescence is:

  • Emission of light by a molecule caused by a chemical or enzymatic reaction
100

An increased of total leukocytes over the normal is called:

  • Leukocytosis
100

The principle site of urea formation is the:

  • Liver
100

The most common parasite found in the urine is:

  • Trichomonas vaginalis
100

Bombay phenotypes..

  • Lack H and therefore lacks ABO antigens
200

Which of the following tests is most sensitive for the detection of early diabetic nephropathy?

  • The urine is repeated positive for albumin (>30 mg/g creatinine)
200

Fragments of red blood cells are called:

  • Schistocytes
200

Which of the following is NOT an organic substance found in the urine?

  • Ammonia
200

The organisms attached to a clue cell are:

  • Gardnerella vaginalis
200

A single vial of RhIG can suppress how mL of fetal hemorrhage?

  • 30 mL
300

Which of the following statements on uric acid is correct?

  • It is weakly bound to plasma proteins
300

Compared with adults, a one-year-old child should show a relatively increased proportion of the following in the peripheral blood

  • Lymphocytes
300

A urine with a high pH contains a:

  • Low concentration of hydrogen ions
300

Cocci may arrange as diplococci, tetrads, chains, and clusters. The morphologic arrangement of the genus Staphylococcus is:

Clusters

300

Which one of these are naturally occurring Abs?

  • Anti-M
400

Which of the following statements on acid-base compensation is correct?

  • Compensation seeks to return the ratio of HCO3 to carbonic acid to normal
400

Which of the following contain or are erythrocytic inclusions of RNA and can be observed by staining with new methylene blue?

  • Reticulocytes
400

The most probably cause of a white precipitate that is macroscopically visible in urine is:

  • Amorphous phosphates
400

A 25-year-old female patient suspects of having an urinary track infection (UTI) and presents to her doctor for a check-up. Her urine specimen is slightly turbid and the chemical and microscopic urinalysis results are as follows:

Order a culture and sensitivity

400

Which of the following is not a characteristic of ABO HDFN?

  • Strongly positive DAT
500

Which of the following statements about the behavior of some plasma proteins during acute inflammation (acute phase) are TRUE? (2 correct answers)

  • Decrease in prealbumin
  • Increase of C-Reactive Protein (CRP)
500

The polypeptide chains of hemoglobin A are composed of:

  • 2 alpha, 2 beta
500

Which of the following will be LEAST affected in an unpreserved specimen left at room temperature overnight?

  • Protein
500

Illustrated in the high power image is an inflammatory reaction of a skin lesion at the site of a Phlebotomus sand-fly bite. Observed are large histocytes with small intra-cytoplamic oval cells measuring 2 um in diameter that superficially have the appearance of Histoplasma capsulatum yeast cells. Note the distinctive bar-like kinetoplasts that lie adjacent to the nucleus of some of these cells (arrows). Select the name of the protozoa.

Leishmania species

500

If Jka is showing dosage, how might reactions on an antibody panel appear?

Weaker if heterozygous for Jka and Jkb