CMN 548 MODULE 2 SG QUESTIONS AND ANSWERS
WITH SOLUTIONS 2026-2027
Fasting glucose - correct answer-Glucose level after 8 hours of fasting.
Specificity - correct answer-
Identifies patients without the disease; 100% specificity means no false positives.
Sensitivity - correct answer-
Identifies patients with the disease; 100% sensitivity means no false negatives.
Incidence - correct answer-
Number of new cases of a disease during a specific time period in a specific population.
Prevalence - correct answer-
Number of existing cases of a disease in a specific time in a given population.
Correlation - correct answer-Statistical relationship between two variables (not causation).
Alcohol detection in urine - correct answer-7-12 hours.
Marijuana detection in urine - correct answer-2-7 days.
Benzodiazepines detection in urine - correct answer-3 days.
Amphetamine detection in urine - correct answer-48-72 hours.
Likely causes of decrease in BUN 5 - correct answer-
Liver failure, acromegaly, malnutrition, impaired absorption, nephrotic syndrome, SIADH.
Symptoms of elevated BUN-5 - correct answer-Lethargy, confusion, delirium, convulsions, uremia.
, Basophils function - correct answer-
Phagocytic; used to identify chronic inflammation and high blood histamine concentrations.
Identify what might create a false positive blood sugar value above 140. - correct answer-
uncalibrated device, recent exercise, heavy smoking, dawn phenomenon (4a-
8a), steroids, pregnancy, surgical procedures, high-stress pg 338
Medications causing hypercalcemia 4 - correct answer-
pg. 924:Excessive Vitamin D, milk, antacids, laxative abuse,
Chromosomal abnormality in Down Syndrome - correct answer-Extra chromosome 21.
False elevation of folate - correct answer-
VitB12 deficiency because B12 is needed to allow incorporation of folate into tissue cells. >50% pts w
ith megaloblastic anemia have B12 deficiency rather than folate
Folate storage in the body - correct answer-Liver.
Factors interfering with GTT results
8 conditions
9 meds - correct answer-infectious disease
recent MI
surgery
L/D
smoking
birth control prolonged bed rest low carb diets
MEDS:
DM meds
thiazide
steroid
WITH SOLUTIONS 2026-2027
Fasting glucose - correct answer-Glucose level after 8 hours of fasting.
Specificity - correct answer-
Identifies patients without the disease; 100% specificity means no false positives.
Sensitivity - correct answer-
Identifies patients with the disease; 100% sensitivity means no false negatives.
Incidence - correct answer-
Number of new cases of a disease during a specific time period in a specific population.
Prevalence - correct answer-
Number of existing cases of a disease in a specific time in a given population.
Correlation - correct answer-Statistical relationship between two variables (not causation).
Alcohol detection in urine - correct answer-7-12 hours.
Marijuana detection in urine - correct answer-2-7 days.
Benzodiazepines detection in urine - correct answer-3 days.
Amphetamine detection in urine - correct answer-48-72 hours.
Likely causes of decrease in BUN 5 - correct answer-
Liver failure, acromegaly, malnutrition, impaired absorption, nephrotic syndrome, SIADH.
Symptoms of elevated BUN-5 - correct answer-Lethargy, confusion, delirium, convulsions, uremia.
, Basophils function - correct answer-
Phagocytic; used to identify chronic inflammation and high blood histamine concentrations.
Identify what might create a false positive blood sugar value above 140. - correct answer-
uncalibrated device, recent exercise, heavy smoking, dawn phenomenon (4a-
8a), steroids, pregnancy, surgical procedures, high-stress pg 338
Medications causing hypercalcemia 4 - correct answer-
pg. 924:Excessive Vitamin D, milk, antacids, laxative abuse,
Chromosomal abnormality in Down Syndrome - correct answer-Extra chromosome 21.
False elevation of folate - correct answer-
VitB12 deficiency because B12 is needed to allow incorporation of folate into tissue cells. >50% pts w
ith megaloblastic anemia have B12 deficiency rather than folate
Folate storage in the body - correct answer-Liver.
Factors interfering with GTT results
8 conditions
9 meds - correct answer-infectious disease
recent MI
surgery
L/D
smoking
birth control prolonged bed rest low carb diets
MEDS:
DM meds
thiazide
steroid
