ASCP ASCP-MLT Online Practice Questions and Exam Preparation

ASCP ASCP-MLT Online Questions & Answers

• Question 1:

  Bacterial contamination can manifest itself in several ways including: the presence of clots, darker purple-black color of blood unit, unit can appear cloudy, hemolysis may be present. During routine inspection, a unit of unexpired blood was noticed to have a black color with numerous small clots. What is the likely cause for this observation?

  A. the unit was frozen
  B. donor had DIC
  C. viral contamination
  D. bacterial contamination
  D. bacterial contamination

• Question 2:

  The area of the federal government that ensures that the laboratory is stocked with gloves for their employees when performing tests on patient blood sample is:

  A. CDC.
  B. OSHA
  C. HIPAA.
  D. FDA.
  B. OSHA

• Question 3:

  Which of the following disorders is characterized by increased production of chloride in sweat? Multiple myeloma

  A. Hypoparathyoidism
  B. Cystic fibrosis
  C. Wilson's disease
  D. Down Syndrome
  B. Cystic fibrosis

• Question 4:

  Twelve weeks after onset of the disease, patients with uncomplicated acute hepatitis B usually will demonstrate which of the following in their serum?

  A. HBsAg
  B. Anti-HTLV
  C. Anti-HBe
  D. Anti-HIV
  C. Anti-HBe

• Question 5:

  The disc diffusion method for antibiotic susceptibility testing is the Kirby-Bauer method. The agar used for this procedure is Meuller-Hinton. Which of the following media is commonly used when performing the Kirby-Bauer disk diffusion?

  A. Chocolate agar
  B. Mueller-Hinton agar
  C. Thayer-Martin agar
  D. MacConkey agar
  B. Mueller-Hinton agar

• Question 6:

  1.

  B

  2.

  D

  3.

  A

  4.

  C Red to Brown Urine: porphobilinogen, hematuria, myoglobinuria, etc. Green: Food colorings; Increased carotene in the diet; Pseudomonas aeruginosa infection Yellow: bilirubin, bile pigments White: phosphates, other crytals Match urine color with substance that might have been responsible:

  1.

  Phosphates

  2.

  Bilirubin

  3.

  Pseudomonas

  4.

  Porphobilinogen

  A. Blue to green
  B. White
  C. Red to brown
  D. Yellow
  A. Blue to green
  B. White
  C. Red to brown
  D. Yellow

• Question 7:

  AHG must be added to the cells immediately following washing. Antibodies may elute from the cells if the cells are allowed to sit in saline without the addition of AHG.

  Which one of the following may cause a FALSE-NEGATIVE result with antiglobulin techniques?

  A. Red cell/AHG test sample is over-centrifuged
  B. Patient's blood specimen was collected in silicone gel tubes
  C. Saline used for washing the test sample has been stored in squirt bottles
  D. Addition of AHG is delayed for 40 minutes or more after final saline wash
  E. Patient's red cells have an antibody coating them
  D. Addition of AHG is delayed for 40 minutes or more after final saline wash

• Question 8:

  The part of the microscope that control the amount of light entering the specimen much like the iris of your eye controls light is called the iris _______________.

  A. fine adjustment
  B. objective
  C. condenser
  D. diaphragm
  D. diaphragm

• Question 9:

  Medical Technology is the profession concerned with performing laboratory analyses

  A. True
  B. False
  A. True

• Question 10:

  Clostridium difficile is a gram-positive, spore-forming bacilli. The remaining organisms will all stain gram-negative on direct smear or smears made from culture. Which of the following organisms are gram-positive?

  A. Neisseria gonorrhoeae
  B. Brucella species
  C. Clostridium difficile
  D. Pseudomonas aeruginosa
  C. Clostridium difficile