Lab Equipment

Question 1

What does refractometer measure?

Answer 1

Refractive index of particles within a liquid.

Question 2

What is measured during a CBC?

Answer 2

Erythrocyte Count
Leukocyte Count,
Thrombocyte Count,
Packed Cell Volume,
Hemoglobin Concentration,
RBC Indices,
Total Plasma Protein,
Leukocyte Differential

Question 3

What Blood cell count needs to be verified under microscope if falsely low?

Answer 3

Thrombocytes

Question 4

What is high and low thrombocyte count called?

Answer 4

Low: Thrombocytopenia
High: Thrombocytosis

Question 5

Describe Packed Cell Volume test

Answer 5

Use capillary tube, fill 2/3 full. End with clay. Place in centrifuge on HCT setting. Packed cells on bottom, serum on top. Read Capillary tube reading chart.

Question 6

What is high and low Erythrocyte Count referred to as?

Answer 6

High: Hemoconcentration
Low: Anemia

Question 7

What is high and low Leukocyte count?

Answer 7

High: Leukocytosis

Low; Leukopenia

Question 8

Name the Granulocytes and describe each.

Answer 8

Neutrophils: lobulated, Dark blue Blue
Eosinophils: slightly lobulated, Red stain
Basophils: Black stain granules

Question 9

What are the two parts that make up Blood Chemistry?

Answer 9

Plasma and Serum

Question 10

What are the electrolytes checked in a Blood chemistry?

Answer 10

Sodium, Potassium, Chloride

Question 11

What does Cytology mean?

Answer 11

Microscopic study of cells.

Question 12

What does Histology mean?

Answer 12

Microscopic study of tissues

Question 13

What are the 3 properties when studying Urine?

Answer 13

Physical, Chemical (dipstick) and Microscopic