MMSC407 Exam 1 Questions With Complete Solutions
1 hour glucose level for diagnosing gestational diabetes in one &
two step glucose tolerance test Correct Answers >= 180 mg/dL
1(2s) rule Correct Answers 1 control exceeding the mean +/- 2
SD (warning rule)
1(3s) rule Correct Answers 1 control exceeding the mean +/- 3
SD (rejection rule)
2 hour glucose level for diagnosing gestational diabetes in one &
two step glucose tolerance test Correct Answers >= 153 mg/dL
2 hour postprandial test diabetes vs normal results Correct
Answers diabetes: >= 200 mg/dL
normal: < 140 mg/dL
2(2s) rule Correct Answers 2 controls exceeding the same mean
+/- 2 SD (rejection rule)
3 hour glucose level for diagnosing gestational diabetes in two
step glucose tolerance test Correct Answers >= 140 mg/dL
3 types of light scattering Correct Answers reflection,
refraction, and diffraction
4(1s) rule Correct Answers 4 consecutive controls exceeding
the same mean +/- 1 SD (rejection rule)
,a beam of light on an object bounces off Correct Answers
reflection
a quality control tool that involves the comparison of lab test
results with results obtained on previous samples from the same
patient Correct Answers delta check
a type of external QC Correct Answers proficiency testing
A1C goal for diabetics Correct Answers 7%
abrupt change in an analytical system that continues at the new
level above or below the mean Correct Answers shift
albumin/creatinine ratio for someone with microalbuminuria
Correct Answers 30-299 mg albumin to 1 gram creatinine
animal storage of glucose Correct Answers glycogen
another name for calibration standards Correct Answers known-
knowns
another name for QC material Correct Answers known-
unknown
another name for random analytical variation Correct Answers
unpredictable variation
another name for systematic analytical variation Correct
Answers predictable variation (bc the variation is *constant*)
, Beer's law % transmittance formula Correct Answers T:
transmittance
Beer's law absorbance formula Correct Answers A: absorbance
E: molar absorptivity
b: path length (1 cm)
c: concentration
chains that make up A1 hemoglobin Correct Answers 2 alpha &
2 beta
chains that make up A2 hemoglobin Correct Answers 2 alpha &
2 delta
chains that make up F hemoglobin Correct Answers 2 alpha & 2
gamma
charge of hemoglobins Correct Answers positive
chromogenic method Correct Answers glucose + O2 + H2O ----
glucose oxidase----> gluconic acid + 2 H2O2
H2O2 + chromogen ------peroxidase-----> oxidized colored
product + H2O
coefficient of variation formula Correct Answers *1 SD*
color absorbed at 350-430 nm Correct Answers violet
color absorbed at 430-475 nm Correct Answers blue
1 hour glucose level for diagnosing gestational diabetes in one &
two step glucose tolerance test Correct Answers >= 180 mg/dL
1(2s) rule Correct Answers 1 control exceeding the mean +/- 2
SD (warning rule)
1(3s) rule Correct Answers 1 control exceeding the mean +/- 3
SD (rejection rule)
2 hour glucose level for diagnosing gestational diabetes in one &
two step glucose tolerance test Correct Answers >= 153 mg/dL
2 hour postprandial test diabetes vs normal results Correct
Answers diabetes: >= 200 mg/dL
normal: < 140 mg/dL
2(2s) rule Correct Answers 2 controls exceeding the same mean
+/- 2 SD (rejection rule)
3 hour glucose level for diagnosing gestational diabetes in two
step glucose tolerance test Correct Answers >= 140 mg/dL
3 types of light scattering Correct Answers reflection,
refraction, and diffraction
4(1s) rule Correct Answers 4 consecutive controls exceeding
the same mean +/- 1 SD (rejection rule)
,a beam of light on an object bounces off Correct Answers
reflection
a quality control tool that involves the comparison of lab test
results with results obtained on previous samples from the same
patient Correct Answers delta check
a type of external QC Correct Answers proficiency testing
A1C goal for diabetics Correct Answers 7%
abrupt change in an analytical system that continues at the new
level above or below the mean Correct Answers shift
albumin/creatinine ratio for someone with microalbuminuria
Correct Answers 30-299 mg albumin to 1 gram creatinine
animal storage of glucose Correct Answers glycogen
another name for calibration standards Correct Answers known-
knowns
another name for QC material Correct Answers known-
unknown
another name for random analytical variation Correct Answers
unpredictable variation
another name for systematic analytical variation Correct
Answers predictable variation (bc the variation is *constant*)
, Beer's law % transmittance formula Correct Answers T:
transmittance
Beer's law absorbance formula Correct Answers A: absorbance
E: molar absorptivity
b: path length (1 cm)
c: concentration
chains that make up A1 hemoglobin Correct Answers 2 alpha &
2 beta
chains that make up A2 hemoglobin Correct Answers 2 alpha &
2 delta
chains that make up F hemoglobin Correct Answers 2 alpha & 2
gamma
charge of hemoglobins Correct Answers positive
chromogenic method Correct Answers glucose + O2 + H2O ----
glucose oxidase----> gluconic acid + 2 H2O2
H2O2 + chromogen ------peroxidase-----> oxidized colored
product + H2O
coefficient of variation formula Correct Answers *1 SD*
color absorbed at 350-430 nm Correct Answers violet
color absorbed at 430-475 nm Correct Answers blue
