questions 1. Which of the following hormones promotes c. Increased plasma lactat

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questions 1. Which of the following hormones promotes c. Increased plasma lactate d. Subnormal response to epinephrine oneogenesis? a. Growth hormone b. Hydrocortisone c. Insulirn d. Thyroxine 10. The preferred screening test for diabetes i nant adults is measurement of a. Fasting plasma glucose b. 2 hour postprandial 2. Glucose oxidase oxidizes glucose to gluconic acid and d. No one test is preferred over another for a. H,O b. CO C. d. HO 11. Following the 2015 ADA guidelines, the t surement for plasma glucose levels during an in nonpregnant patients are a. Fasting. I hour, and 2 hours b. Fasting and 60 minutes c. 30, 60, 90, and 120 minutes d. Fasting and 30, 60, 90, and 120 minutes 3. From glucose and ATP, hexokinase catalyzes the formation of a. Acetyl-CoA b. Fructose-6-phosphate c. Glucose-6-phosphate d·Lactose 12. Monitoring the levels of ketone bodies in the via nitroprusside reagents provides a semiqua 4. What is the preferred specimen for glucose analysis? a. EDTA plasma b. Fluoride oxalate plasma C. Heparinized plasma d. Serumm a. Acetoacetate b. 3-B-Hydroxybutyrate c. Acetone d. All three ketone bodies 5. Hyperglycemic factor produced by the pancreas is 13. A factor, other than average plasma glucose values a. b. Glucagon c. Insulin d. Growth hormone that can affect the HbA,c level is a. Serum ketone bodies level b. Red blood cell life span c. Ascorbic acid intake d. Increased triglyceride levels 6. Polarographic methods of glucose assay are based orn which a. Nonenzymatic oxidation of glucose b. Rate of oxygen depletion measured c. Chemiluminescence caused by the formation of ATP d. Change in electrical potential as glucose is oxidized 14. Monitoring the levels of ketone bodies in the urine is a. Considered essential on a daily basis for all diabetic b. A reliable method of assessing long-term glycemic control c. Recommended for patients with type I diabetes on 7, select the enzyme that is most specific for -D- sick days d. Not recommended by the ADA a. Glucose oxidase b. Glucose-6-phosphate dehydrogenase 15. A urinalysis identifies a positive result for reducing sugars, yet the test for glucose (glucose oxidase rac- tion) was negative on the dipstick. What do thee results suggest? a. This is commonly observed with ascorbic acid d. Phosphohexose isomerase 8. Select the coupling enzyme used in the hexokinase method for glucose a. Glucose dehydrogenase b. Glucose-6-phosphatase C. Glucose-6-phosphate dehydrogenase d. Peroxidase interference. b. This may suggest the patient has a deficiency in galactose-1-phosphate uridyltransferase. d. This may suggest a deficiency in glycogen deb- e. It is not possible to obtain these results is may suggest a pancreatic beta-cell tumot. rancher enzyme. an analytic error in testing. 9. All of the following are characteristic of von Gierke disease EXCEPT cemia b. Hypolipidemia

Explanation / Answer

1. b. Hydrocortisone

2. a. H2O2

3. c. Glucose 6 phosphate

4. b. Flouride oxalate plasma

5. b. Glucagon

6. b. Rate of oxygen depletion measured

7. a. glucose oxidase

8. c. Glucose 6 phosphate dehydrogense

9. b. Hypolipedemia

10. d. No one test is preferred over another for diagnosis

11. a. Fasting, 1 hour, and 2 hours

12. a Acetoacetate

13. b. Red blood cell lifespan

14. c. Recommended for patients with type 1 diabetes on sick days

15. b. This may suggest the patient has a deficiency in galactose 1 phosphate uridyltransferase

16. b. These levels of albumin in the urine suggest that kidney function is compromised

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