Sodium Flashcards
1
Q
_____ catalyzes the conversion of o-nitrophenyl-B-D-galacatopyranoside (ONPG) to o-nitrophenol and galactose
A
B-galactosidase
2
Q
The absorbance increase at ____ is proportional to the sodium concentration in the sample
A
405 nm
3
Q
Components of R1
A
THAM buffer
Chelator
B-galactosidase
4
Q
Components of R2:
A
THAM buffer
ONPG
5
Q
interfering substances:
A
Ascorbic acid
Conjugated bilirubin
Unconjugated bilirubin
Lipemia
Hemoglobin
Calcium
Copper
Iron
Lithium
Magnesium
Potassium
Zone
6
Q
Conversion factor
A
2.30 mg/dL
7
Q
Reference range
A
135-145 mmol/L
8
Q
Specimen
A
Serum or plasma (lithium heparin)