Medical Lab Technician Mock Exam
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Questions and Answers

Which term is used to describe the presence of intact red blood cells in urine?

  • Hemoglobinuria
  • Hematuria (correct)
  • Myoglobinuria
  • None of the above
  • Which pair of word elements have the same meaning?

  • Pulmon and respir
  • Pneumo and pulmono (correct)
  • Cardio and thorax
  • Cardi and pulmon
  • Where are T cells made and where do they complete their differentiation?

  • Bone marrow; Thymus (correct)
  • Spleen; Thyroid
  • Bone marrow; Thalamus
  • Bone marrow; Thyroid
  • Spleen; Thymus
  • What environmental factor can affect the effectiveness of evacuated tubes?

    <p>Temperature</p> Signup and view all the answers

    What does partial hemolysis of red blood cells result in?

    <p>Discoloration of the medium</p> Signup and view all the answers

    What is the primary cause of a hematoma forming during a venipuncture?

    <p>All of the above</p> Signup and view all the answers

    Why is Drabkin's solution (used for measuring hemoglobin) considered dangerous?

    <p>It contains Cyanide</p> Signup and view all the answers

    Where are ABO blood antibodies typically found in the body?

    <p>Lymph nodes</p> Signup and view all the answers

    Which component of blood is responsible for carrying the Rh factor antigen?

    <p>Red Blood Cells (RBCs) of people who are Rh positive</p> Signup and view all the answers

    Which environmental factor plays a crucial role in the formation of a hematoma during a venipuncture?

    <p>Humidity</p> Signup and view all the answers

    What is the correct term for the breakdown of red blood cells (RBCs) and the release of hemoglobin content?

    <p>Hemolysis</p> Signup and view all the answers

    What type of mucolytic agent is typically used for sputum sample preparation?

    <p>Diluting fluid</p> Signup and view all the answers

    Which reagent can serve as an alternative to Cytospray for sample preparation?

    <p>Chloroform</p> Signup and view all the answers

    Which of the following is NOT typically used for concentrating and staining parasitic specimens?

    <p>Crystal violet</p> Signup and view all the answers

    What is the term for the process where bacteria break down tissues?

    <p>Putrefaction</p> Signup and view all the answers

    Which vein is located close to the brachial artery?

    <p>Median cubital vein</p> Signup and view all the answers

    What is the most important step in regressive hematoxylin staining?

    <p>Differentiation in acid alcohol</p> Signup and view all the answers

    Which stain is used for Reticulocytes?

    <p>New methylene blue</p> Signup and view all the answers

    What does 14.3 mg equal to?

    <p>0.01437 g</p> Signup and view all the answers

    If a finger puncture is made deeper than 3.1 mm, what may occur?

    <p>Penetration to the bone</p> Signup and view all the answers

    What was the result of a 1/6 dilution of serum in water with a glucose level of 4.0 mmol/L?

    <p>3.6 mmol/L</p> Signup and view all the answers

    In the text provided, which particles have the correct answer as 'protons'?

    <p>Protons and neutrons</p> Signup and view all the answers

    What staining method is used for acid-fast bacilli?

    <p>Ziehl-Neelsen stain</p> Signup and view all the answers

    Which leads are applied to the arms and legs in ECG placement?

    <p>Limb leads</p> Signup and view all the answers

    Which specimen could an MLA be asked to collect?

    <p>Catheterized urine sample</p> Signup and view all the answers

    What term is used for excreting a very low volume of urine in a 24-hour period?

    <p>Oliguria</p> Signup and view all the answers

    Which statement regarding WBC functions is false?

    <p>Lymphocytes increase in number during allergy attacks</p> Signup and view all the answers

    Which nitrogen breakdown product is collected in a lavender tube for laboratory testing?

    <p>Uric acid</p> Signup and view all the answers

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