Laboratory Tests Interpretation

~ Exam ~

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Chapter 1 Questions:
1. A diagnostic test is any inquiry into a ________ condition.
  a. laboratory
  b. pathological
  c. viral
  d. bacterial
  e. benign
2. In this text, we will use "diagnostic test" to refer to the ______ studies involving more than just analyzing blood.
  a. more sophisticated
  b. physical assessment

  c. clinical
  d. viral
3. Special notations should be made on the lab request form such as______.
  a. time
  b. IV infusion
  c. source
  d. relations to meals
  e. a, b, c, d
Chapter II questions:
4. ___________may occur due to prolonged tourniquet constriction.
  a. hemodilution
  b. hemoconcentration
  c. hemostasis
5. This lab test may be affected by patient posture:
  a. sodium
  b. potassium
  c. cholesterol
  d. SGOT
  e. SGPT
Chapter III Questions
6. Fetal Hb, HbF, constitutes ________of Hb in a newborn.
  a. 5%
  b. 25%
  c. 2-03-%
  d. 50-90%
  e. none of these
7. This test is used to detect normal and abnormal types of hemoglobin:
  a. HbF
  b. HB trait
  c. HB-HCT
  d. Hb electrophoresis
8. This test is the volume of the average RBC:
  a. MCH
  b. MCV
  c. MCHC
  d. Retic
9. MCHC can be useful for the diagnosis of conditions which are not dependent upon the number of ________.
  a. Retics
  b. RBC's
  c. platelets
  d. WBC's
  e. neutrophils
10. Many medications will decrease platelet count, these are:
  a. antimony/gold salts
  b. isoniazid
  c. thiazide
  d. sulfonamides/methyldopa
  e. all of these
11. The PTT will usually detect deficiencies in all clotting factors except:
  a. factor 4
  b. factors 6 & 7
  c. factor 8
  d. factors 7 & 8
  e. none of these
12. The _____ test has the ability to exactly pinpoint the defect in clotting.
  a. TGT
  b. PTT
  c. PT
  d. Bleeding Time
  e. Pro Time
Chapter IV Questions
13. Enzymes are proteins in the body and they act as ________.
  a. buffers
  b. catalysts
  c. proteins
  d. isoenzymes
  e. antibiotics
14. The main cardiac enzymes are CPK, LDH, and ________.
  a. PTT
  b. AAS
  c. SGOT
  d. SGPT
  e. none of these
15. Isoenzymes of LDH that appear primarily in the heart are LD1and:________.
  a. LDH-3
  b. LD4
  c. LD5,/sub>
  d. LD-4
  e. LD2
16. Narcotic drugs and _____can elevate serum LDH (and other enzyme) levels.
  a. antibiotics
  b. IV infusions
  c. stress
  d. Im injections
17. ________levels are directly related to glomerular filtration rate. Therefore, this test will be used to assess renal damage.
  a. Creatine
  b. Creatinine
  c. Ammonia
  d. AST
  e. ESP
18. Comparison test performed on whole blood in order to ensure compatibility of trnsfused blood:
  a. Rh compatibility
  b. crossmatch
  c. blood typing
  d. RBC count
Chapter V Questions
19. Turbidity and other terms are used to characterize the _____of urine.
  a. acidity
  b. odor
  c. appearance
  d. color
  e. specific gravity
20. _________ amount of protein should be excreted into the urine in 24-hour period.
  a. very large
  b. large
  c. moderate
  d. very small
21. Many times when the blood serology test is negative, the CSF test is positive; and example of this is:
  a. tertiary syphillis
  b. HIV infection
  c. AIDS

  d. early syphillis
22. Low (CSF) soluble amyloid beta protein precursor levels correlate with:
  a. AIDS
  b. syphilis
  c. diabetes
  d. cancer
  e. Alzheimer's disease
Chapter VI Questions
23. The indirect bilirubin is _______ accurate than the direct bilirubin tes.
  a. less
  b. more
  c. much less
  d. none of these
24. Prior to AML test, be sure to withold drugs that elevate results, such as:
  a. tylenol
  b. vitamins
  c. aspirin
  d. tyroid drugs
25. High Lipase levels suggest pancreatic duct obstruction or acute:
  a. hepatitis
  b. infection
  c. pancreatitis
  d. none of these