BOC Chemistry Questions with Complete
Solutions
Which of the following 2-hour postprandial glucose values demonstrates unequivocal
hyperglycemia diagnostic for diabetes mellitus?
a. 160 mg/dl
b. 170 mg/dl
c. 180 mg/dl
d. 200 mg/dl d
Serum levels that define hypoglycemia in pre-term or low birth weight infants are:
a. the same as adults
b. lower than adults
c. the same as a normal full-term infant
d. higher than a normal full-term infant b
,A 45-year-old woman has a fasting serum glucose concentration of 95 mg/dl and a 2-hour
postprandial glucose concentration of 105 mg/dl. The statement which best describes this
patient's fasting serum glucose concentration is:
a. normal; reflecting glycogen breakdown by the liver
b. normal; reflecting glycogen breakdown by skeletal muscle
c. abnormal; indicating diabetes mellitus
d. abnormal; indicating hypoglycemia a
Pregnant women with symptoms of thirst, frequent urination or unexplained weight loss should
have which of the following rests performed?
a. tolbutamide test
b. lactose tolerance test
c. epinephrine tolerance test
d. glucose tolerance test d
In the fasting state, the arterial and capillary blood glucose concentration varies from the
venous glucose concentration by approximately how many mg/dl?
a. 1 mg/dl
,b. 5 mg/dl
c. 10 mg/dl
d. 15 mg/dl b
The conversion of glucose or other hexoses into lactate or pyruvate is called:
a. glycogenesis
b. glycogenolysis
c. gluconeogenesis
d. glycolysis d
Which one of the following values obtained during a glucose tolerance test are diagnostic of
diabetes mellitus?
a. 2-hour specimen= 150 mg/dl
b. fasting plasma glucose= 126 mg/dl
c. fasting plasma glucose= 110 mg/dl
d. 2- hour specimen= 180 mg/dl b
, Monitoring long-term glucose control in patients with adult onset diabetes mellitus can best be
accomplished by measuring:
a. weekly fasting 7 am serum glucose
b.glucose tolerance testing
c. 2-hour postprandial serum glucose
d. HgbA1C d
A patient with type 1, insulin-dependent diabetes mellitus has the following results:
fasting blood glucose: 150 mg/dl RR:70-110
HgbA1C: 8.5% RR:4.0-6.0
fructosamine: 2.2 mmol/L RR: 2.0-2.9
After reviewing these test results, the technologist should concluded that the patient is in a:
a. "steady state" of metabolic control
b. state of flux, progressively worsening metabolic control
c. improving state of metabolic control as indicated by fructosamine
d. state of flux as indicted by the fasting glucose level c
Solutions
Which of the following 2-hour postprandial glucose values demonstrates unequivocal
hyperglycemia diagnostic for diabetes mellitus?
a. 160 mg/dl
b. 170 mg/dl
c. 180 mg/dl
d. 200 mg/dl d
Serum levels that define hypoglycemia in pre-term or low birth weight infants are:
a. the same as adults
b. lower than adults
c. the same as a normal full-term infant
d. higher than a normal full-term infant b
,A 45-year-old woman has a fasting serum glucose concentration of 95 mg/dl and a 2-hour
postprandial glucose concentration of 105 mg/dl. The statement which best describes this
patient's fasting serum glucose concentration is:
a. normal; reflecting glycogen breakdown by the liver
b. normal; reflecting glycogen breakdown by skeletal muscle
c. abnormal; indicating diabetes mellitus
d. abnormal; indicating hypoglycemia a
Pregnant women with symptoms of thirst, frequent urination or unexplained weight loss should
have which of the following rests performed?
a. tolbutamide test
b. lactose tolerance test
c. epinephrine tolerance test
d. glucose tolerance test d
In the fasting state, the arterial and capillary blood glucose concentration varies from the
venous glucose concentration by approximately how many mg/dl?
a. 1 mg/dl
,b. 5 mg/dl
c. 10 mg/dl
d. 15 mg/dl b
The conversion of glucose or other hexoses into lactate or pyruvate is called:
a. glycogenesis
b. glycogenolysis
c. gluconeogenesis
d. glycolysis d
Which one of the following values obtained during a glucose tolerance test are diagnostic of
diabetes mellitus?
a. 2-hour specimen= 150 mg/dl
b. fasting plasma glucose= 126 mg/dl
c. fasting plasma glucose= 110 mg/dl
d. 2- hour specimen= 180 mg/dl b
, Monitoring long-term glucose control in patients with adult onset diabetes mellitus can best be
accomplished by measuring:
a. weekly fasting 7 am serum glucose
b.glucose tolerance testing
c. 2-hour postprandial serum glucose
d. HgbA1C d
A patient with type 1, insulin-dependent diabetes mellitus has the following results:
fasting blood glucose: 150 mg/dl RR:70-110
HgbA1C: 8.5% RR:4.0-6.0
fructosamine: 2.2 mmol/L RR: 2.0-2.9
After reviewing these test results, the technologist should concluded that the patient is in a:
a. "steady state" of metabolic control
b. state of flux, progressively worsening metabolic control
c. improving state of metabolic control as indicated by fructosamine
d. state of flux as indicted by the fasting glucose level c
