Term
| Which percentage of total serum calcium is nondiffusible protein bound? |
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Definition
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Term
| Total glycosylated hemoglobin levels in a hemolysate reflect the: |
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Definition
| average blood glucose levels of the past 2-3 months |
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Term
| Which are true with regards to the diagnostic use of alpha-fetoprotien: |
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Definition
| maternal AFP levels are increased in neural tube defect and decreased in Down’s syndrome |
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Term
| The regulation of calcium and phosphorus metabolism is accomplished by which of the following glands: |
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Definition
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Term
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Definition
| is the end product of protein catabolism |
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Term
| Which of the following is NOT TRUE regarding the oxidation of fatty-acid |
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Definition
| D the oxidation of fatty acids involved the alpha carbon atom with a subsequent splitting off of two carbon fragments |
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Term
| Which of the following is TRUE regarding the oxidation of fatty-acid |
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Definition
| A The glycerol portion of the molecule is converted to glycerol aldehydes and enters those reactions used by three carbon derivatives from carbohydrate metabolism, B Oxidation occurs through a series of reactions requiring several enzymes and cofactors leading to the production of Acetyl-Coenzyme A, and The acetyl-coenzyme A produced then enters the Krebs cycle to form the CO2, H2O, and energy |
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Term
| The physiologic role of the proteins include: |
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Definition
| Maintenance of osmotic pressure, Act as transporters especially in the carrying of metals, and Act as immunoglobulins |
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Term
| Bile Acids serve to assist with |
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Definition
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Term
| A patient has the following test results: increased serum calcium levels, decreased serum phosphorus levels, and increased levels of parathyroid hormone. This patient most likely has: |
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Definition
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Term
| Which of the following is most likely to be ordered in addition to serum calcium to determine the cause of tetany? |
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Definition
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Term
| In a specimen collected for plasma glucose analysis, sodium fluoride: |
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Definition
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Term
| Monosaccharides can best be described as: |
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Definition
| Straight chain polyhydroxy alcohols classified according to the number of carbon atoms in the chain. |
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Term
| Primary aminoaciduria may be defined as: |
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Definition
| An inherited enzyme defect present in either the pathway by which the specific amino acid is metabolized or in the renal transport system for reabsorption. |
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Term
| Albumin will be increased in liver damage because albumin is synthesized in the liver |
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Definition
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Term
| The isoelectric point is best described as: |
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Definition
| The pH at which all molecules exist in the ampholyte form possessing a net charge of zero |
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Term
| Which of the following is secreted by the placenta and used for the early detection of pregnancy? |
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Definition
| human chorionic gonadotropin (HCG) |
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Term
| Estrogen and progesterone receptor assays are useful in assessing prognosis in which of the following: |
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Definition
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Term
| Alpha-fetoprotein (AFP) often used in non pregnant patients to monitor certain cancers has a useful role in prenatal testing in the diagnosis of: |
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Definition
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Term
| In the triple test for screening for Down’s syndrome the following markers are usually included: |
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Definition
| alpha-fetoprotein, human chorionic goandotropin, and estriol |
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Term
| Fetal lung maturity may be assessed by measuring: |
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Definition
| lecithin/sphingomyelin ratio |
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Term
| All of the following are true EXCEPT |
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Definition
| Glycogen synthesis is simply the conversion of glucose to glycogen |
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Term
| All of the following are true |
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Definition
| Glycogen is readily hydrolyzed by α and β amylases, Upon hydrolysis in the body it forms glucose and maltose, and D Branching occurs about every 8 to 12 glucose residues resulting in a more compact molecule than amylopectin |
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Term
| Triacylglycerols are insoluble in water because |
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Definition
| The fatty acid chains will not form hydrogen bonds, They tend to associate with other hydrophobic entities, and Triacylglycerols do not tend to form micelles |
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Term
| Any condition that results in the restriction of carbohydrate metabolism with a subsequent increased fat metabolism will produce increased formation of |
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Definition
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Term
| Lipids are transported by means of a series of rather complex micellar structures that consist of an outer monolayer or protein (an apolipoprotein) and polar lipids (phospholipids and unesterified cholesterol), and an inner core of neutral lipids (triglycerides and cholesteryl esters). |
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Definition
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Term
| When Trioses derived from the polyhydroxy alcohol glycerol undergo oxidation on the end terminal carbon there is the formation of |
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Definition
| An aldose known as glyderaldehyde |
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Term
| The anion gap is increased in patients with: |
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Definition
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Term
| A potassium level of 6.8 mEq/L is obtained. Prior to reporting the result the technologist should: |
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Definition
| Check the specimens for hemolysis |
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Term
| The solute that contributes the most to the total serum osmolality is: |
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Definition
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Term
| The adrenal corticosteroid having the most profound effect upon sodium metabolism is: |
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Definition
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Term
| Total body water is subdivided into two compartments: |
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Definition
| The extracellular fluid serving as a media for metabolic exchange and the intracellular fluid servings as a medium for metabolic reactions |
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Term
| Increased concentrations of macromolecules in the plasma will result in |
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Definition
| higher measured ion concentration even though plasma water ion concentrations and activity may be normal |
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Term
| The effective osmotic pressure of plasma and the interstitial fluid across the capillary membrane is referred to as |
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Definition
| Colloid Osmotic Pressure. |
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Term
| Most often in water coupled with sodium loss dehydration involves a net negative balance in both water and sodium. In hypernatremic (hyperosmolar) dehydration: |
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Definition
| water balance is more negative than sodium balance |
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