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Clinical Chem Midterm

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Clinical Chemistry Quiz on Clinical Chem Midterm, created by liebmansb on 01/11/2013.
liebmansb
Quiz by liebmansb, updated more than 1 year ago
liebmansb
Created by liebmansb about 11 years ago
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Resource summary

Question 1

Question
Measurement based on the end result of a reaction between the sample and reagent.
Answer
  • End point Assay
  • Kinetic Assay

Question 2

Question
What are some characteristics of an impedance analyzer?
Answer
  • Electrical current flows across two eletrodes
  • Cells are controlled and moved between electrodes
  • Reports include counts and may include cell sizes
  • Only RBC counts

Question 3

Question
What are some characteristics of laser-based anylyzers
Answer
  • Can stain and detect mature vs. immature cells
  • Can detect density, granules and nuclei
  • Provides estimation of cell count

Question 4

Question
Which analyzer does RBC count, Total WBC count, and granulocyte, monocyte, and lymphocyte counts?
Answer
  • Laser
  • Impedance
  • Buffy coat

Question 5

Question
Which analyzer does RBC count, Total WBC count and total WBC counts for all WBC types?
Answer
  • Laser
  • Impedance
  • Buffy Coat

Question 6

Question
What cell count can be estimated by taking the PCV and dividing by 6?
Answer
  • RBC millions per microliter
  • Platelets
  • WBC

Question 7

Question
What index is calculated by PCV/RBC count in femtoliters (fL)?
Answer
  • MCV (Mean corpuscular volume. The size of cells)
  • MCH -(Mean corpuscular hemoglobin. weight of hemoglobin in average RBC)
  • MCHC (Mean corpuscular hemoglobin concentration. Hemoglobin concentration in average RBC)

Question 8

Question
What index is calculated by HG concentration /RBC x 10 in per gram?
Answer
  • MCH (mean corpuscular hemoglobin.
  • MCV (mean corpuscular volume. size of RBC)
  • MCHC (mean corpuscular hemoglobin concentration)

Question 9

Question
Loss of what can cause hypoproteinema?
Answer
  • Albumin
  • Fibrinogen
  • Globulins

Question 10

Question
What comprises 35-50% of the total plasma protein in most animals?
Answer
  • Albumin
  • Fibrinogen
  • Globulins

Question 11

Question
What assay used to be referred to as serum glutamic pyruvic transaminase (SGPT)?
Answer
  • Alanine aminotransferase (ALT)
  • Aspertate aminotransferase (AST)
  • Alkaline phosphatase (ALP) or (ALKP)

Question 12

Question
The ratio of weight of hemoglobin to the volume in which it is contained is the:
Answer
  • MCV
  • PCV
  • MCH
  • MCHC

Question 13

Question
An RBC with a central area of pigment surrounded by a clear area and then a dense ring of peripheral cytoplasm is:
Answer
  • Spherocyte
  • Leptocyte
  • Dacryocyte

Question 14

Question
Anisocytosis can be determined using:
Answer
  • RDW - red cell distribution width
  • MCH - mean corpuscular hemoglobin
  • MCV - mean corpuscular volume

Question 15

Question
What is the predominant type of circulating cell in cattle, sheep, and goats?
Answer
  • Basophils
  • Lymphocytes
  • Mast Cells
  • Monocytes

Question 16

Question
A bowl shaped RBC is a
Answer
  • Anulocyte
  • Dohle bodies
  • Schistocyte

Question 17

Question
EDTA is?
Answer
  • Ethylenediamine Tetraacetic Acid
  • Ethylene Tetric Acid

Question 18

Question
The fluid portion of blood with fibrinogen removed?
Answer
  • Plasma
  • Serum

Question 19

Question
What are the top two clotting factors?
Answer
  • Factor I - fibrinogen
  • Factor II - Prothrombin
  • Factor IV - Calcium

Question 20

Question
What are burr or crenated cells called?
Answer
  • Echinocytes
  • Sperocytes
  • Keratocytes

Question 21

Question
Sickle cells
Answer
  • Drepanocytes
  • Echinocytes
  • Acanthocytes

Question 22

Question
Variation of cells sizes
Answer
  • Anisocytosis
  • Poikilocytes
  • Schistocytes

Question 23

Question
RBC fragments
Answer
  • Schistocytes
  • Anisocytosis
  • Punched-out cells

Question 24

Question
Tear-shaped RBC's
Answer
  • Dacryocytes
  • Keratocytes
  • Drepanocytes

Question 25

Question
Dark blue spots caused by residual RNA being stained
Answer
  • Basophilic Stippling
  • Heinz bodies
  • Howell-Jolly bodies

Question 26

Question
Denatured hemoglobin caused by drugs or chemicals - attached to the cell membrane
Answer
  • Heinz bodies
  • Howell-Jolly bodies
  • Dohle bodies

Question 27

Question
Very large with no membrane or nucleus
Answer
  • Mast cell
  • Smudge cell
  • Heinz bodies

Question 28

Question
Plasma proteins are primarily produced by what organ?
Answer
  • Spleen
  • Liver
  • Kidneys

Question 29

Question
A liver-specific enzyme that can be used to evaluate liver function in horses is
Answer
  • Sorbitol dehydrogenase
  • Amylase
  • Lipase

Question 30

Question
A bi-product of muscle metabolism that may be used to evaluate kidney function is
Answer
  • Creatinine
  • Creatine kinase
  • Uric acid

Question 31

Question
Hypokalemia refers to a reduced blood level of
Answer
  • Potassium
  • Calcium
  • Sodium

Question 32

Question
The primary intracellular cation commonly measured in veterinary species is
Answer
  • Potassium
  • Sodium
  • Calcium
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