Lab Practical

Question 1

what unit is fibrinogen in?

Answer 1

mg/dL

Question 2

give the formula to calculate fibrinogen

Answer 2

(plasma protein-serum protein) x 1,000

Question 3

how do you find packed cell volume?

Answer 3

where the red meets the yellow, measured in %

Question 4

how do you calculate the total number of white blood cells? (total white cell count)

Answer 4

((number of cells counted)x(dilution)x(correction factor))/Number of chambers

Question 5

how do you calculate white cell differential count?

Answer 5

take the total number of:
neutrophils, lymphocytes, monocytes, eosinophils, and basophils
and divide each value by 100

Question 6

how is the white cell differential count measured?

Answer 6

in percentage

Question 7

how do you calculate absolute white cell count?

Answer 7

multiply (white cell differential count)x(total number of white blood cells)

Question 8

what are the units for absolute white cell count?

Answer 8

cells/uL (microliter)