a. What are the advantages of the glucose peroxidase method of determining blood sugar? b. The principle of spectrophotometer is is based on _____ law. c. Differenciate hyperglycemia from hypoglycemia.
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- according to the following: the absorbance of the blank sample was 0.07, the absorbance of the standard sample was 0.8, the absorbance of the sample was 0.9 and the concentration of the standard sample was90mg/dl, what is the correct diagnostic regarding the glucose level in this condition, if this sample was taken after fasting for at least 8 hours? a. normal O b. pre-diabetic OC. O c. hyperglycemic O d. diabeticAge and excessive adipose tissue are: A. Intrinsic factors of algor mortis B. Intrinsic factors of agonal edema C. Hypostasis factors D. Cardinal signs of decompositionHypoglycemia comes about for various reasons and clinic symptoms usually occur at blood glucose concentrations: A.
- In the absence of glucose, other monosaccharides and even monomers of other macromolecules (amino acids, glycerols) can be converted to glucose to fuel cellular respiration. a. True b. FalseA patient requires 40 units of NPH insulin and 10 units ofregular insulin daily subcutaneously. What is the correctsequence when mixing insulins?a. Inject air into the regular insulin vial and withdraw 10units; then, using the same syringe, inject air into the NPHvial and withdraw 40 units of NPH insulin.b. Inject air into the NPH insulin vial, being careful not toallow the solution to touch the needle; next, inject air into the regular insulin vial and withdraw 10 units; then, with-draw 40 units of NPH insulin. c. Inject air into the regular insulin vial, being careful not toallow the solution to touch the needle; next, inject air into the NPH insulin vial and withdraw 40 units; then, with-draw 10 units of regular insulin. d. Inject air into the NPH insulin vial and withdraw 40 units;then, using the same syringe, inject air into the regularWhat is the most dangerous adverse effect following use of biguanides?A. Lactic acidosisB. HypoglycaemiaC. Diabetic ketoacidosisD. HyperosmolalityE. Hyperglycaemia
- A nurse is caring for a patient with refractoryepilepsy. To enhance medical management,a ketogenic diet has been prescribed. Ineducating the patient about dietary energysources, all of the following statements aretrue, except:a. Proteins consist of polymers of nucleic acids.b. Fat provides more kilocalories per gram thanprotein.c. A high-fat diet may cause increased serumcholesterol levels.d. Starch is an example of a carbohydrate.Define the following terms: a. one-carbon metabolism b. para-aminobenzoic acid c. cobalamin d. pernicious anemia e. intrinsic factorAnswer the following questions: 1. A patient suffering from fatigue and pallor has been diagnosed of megaloblastic anemia and was given vitamin B12 (cobalamin) as a supplement. Megaloblastic anemia occurs due to reduced activity of methionine synthase, an enzyme responsible for the conversion of homocysteine to methionine. What role is played by vitamin B12 (cobalamin) to methionine synthase? A. apoenzyme B. coenzyme C. holoenzyme D. isoenzymes E. cofactor 2. A given substrate may be acted upon by a number of different enzymes, each of which uses the same substrate(s) and produces the same product(s). The individual numbers of a set of enzymes sharing such characteristics are known as ___, which are of clinical interest because they can be used as molecular markers of tissue damage. A. Cofactor B. Coenzyme C. Holoenzyme D. Apoenzyme E. Isoenzymes 3. Succinic acid dehydrogenase is an enzyme which catalyzes the oxidation of succinic acid during cell respiration. If malonic acid is…
- An unresponsive client who has diabetes is brought to the emergency department with rapid, deep respirations. Additional findings include: blood glucose 24.9 mmol/L, arterial pH 7.2 and urinalysis showing presence of ketones and glucose. Which of the following statements best describes the underlying cause of this patient’s presentation? Question 64 options: a) Relative insulin deficiency, causing hyperglycemia, oxidative stress, renal dysfunction and acidosis b) Nocturnal elevation of growth hormone resulting in hyperglycemia in the morning c) Absolute insulin deficiency, increased counter-regulatory hormone, lipolysis and free fatty acid release d) Hypoglycemia causes release of glucagon, resulting in glycogenolysis and hyperglycemiaWhat are alternative testing method for glucose aside from using urine test strip? a. Is alternative testing method made before or after the urine reagent strip? b. Summarized Procedure c. Causes for False Positives d. Causes for False NegativesSideroblastic anemia is observed in the deficiency of which of the following? * (Please choose one correct answer only) A. Thiamin B. Pyridoxine C. Cyanocobalamin D. Niacin