Lab - Hematocrit & Hemoglobin

Question 1

For hemoglobin meas, absorbance/optical density must be read at __nm

Answer 1

546

Question 2

Reference range for hemoglobin (male)

Answer 2

13.5-17.5 g/dL

Question 3

Reference range for hemoglobin (female)

Answer 3

12.0-12.5 g/dL

Question 4

Reference range for hematocrit (male)

Answer 4

38.8-50.0%

Question 5

Reference range for hematocrit (female)

Answer 5

34.9-44.5%

Question 6

Proportion of volume of RBC to vol of whole blood

Answer 6

Blood hematocrit

Question 7

Lower end of capill tube was sealed with __

Answer 7

Plastecin/modeling clay

Question 8

False about WR
A. Contains potassium cyanide
B. Must be kept away fr sunlight
C. Must be clear & light green
D. All are true

Answer 8

C

Question 9

Hemoglobin is oxidized by __ to methemoglobin

Answer 9

Ferricyanide

Question 10

methemoglobin: converted by ___ to cyanmethemoglobin

Answer 10

Cyanide

Question 11

(Hb det)

Working rgt: made of rgt A and rgt B
Both rgts have __

Answer 11

Potassium bicarbonate

Question 12

(Hb det)

Main diff of Rgt A fr Rgt B

Answer 12

Rgt A: with potassium hexacyanoferrate (III)

Rgt B: with potassium cyanide

Question 13

Wavelength of hemoglobin det

Answer 13

540 nm

Question 14

__ microliters of blood must be added with __ mL rgt

This is for hemoglobin msmt

Answer 14

20

5