ASCP MLT Chemistry Exam Questions with Answers Graded A+
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Course
ASCP MLT Chemistry
Institution
ASCP MLT Chemistry
ASCP MLT Chemistry Exam Questions with Answers Graded A+
What is the principle of flame photometry? - Answer-emission of color when an element is burned
What is the principle of atomic absorption spectrophotometry? - Answer-It measures energy emitted by ultraviolet rays
What is the light sou...
ASCP MLT Chemistry Exam Questions
with Answers Graded A+
What is the principle of flame photometry? - Answer-emission of color when an element
is burned
What is the principle of atomic absorption spectrophotometry? - Answer-It measures
energy emitted by ultraviolet rays
What is the light source in atomic absorption instrumentation? - Answer-cathode lamp
Quenching is a disadvantage in what type of instrumentation? - Answer-fluorometry
What analytical method measures the amount of light scattered by the particles in
solution? - Answer-nephelometry
What is true of the pCO2 electrode? - Answer-The actual pH of the sample has no
effect
What is true concerning a protein at its isoelectric point? - Answer-net positive charge
What is true concerning immunoelectrophoresis? - Answer-there must be excess
antigen present
To achieve the best levels of sensitivity and specificity, a gas chromatograph may be
coupled with what? - Answer-mass spectrophotometer
Which colligative property is most commonly used in osmometry? - Answer-freezing
point
The Porter-Silber reaction employs phenylhydrazine to detect what analyte? - Answer-
corticosteroids
The Zimmerman reaction is used to detect what analyte? - Answer-17-ketosteroids
Overproduction of what hormone results in acromegaly? - Answer-growth hormone
Which hormone appears to function solely in the initiation and maintenance of lactation?
- Answer-prolactin
Which hormone acts on the renal tubules to increase water reabsorption? - Answer-
antidiuretic hormone
, Which hormone stimulates contraction of the gravid uterus at term and also results in
contraction of myoepithelial cells in the breast, causing ejection of milk? - Answer-
oxytocin
What is a major binding protein for thyroxine? - Answer-thyroid-binding globulin
What is the T3 uptake measuring? - Answer-thyroid-binding globulin
Which tests is a good indicator of hypothyroidism? - Answer-FT4, TT4, s-TSH
What is a NOT a good indicator of hypothyroidism? - Answer-T3 uptake
What hormone is important in bone and calcium metabolism? - Answer-calcitonin
What hormone stimulates the renal production of vitamin D? - Answer-parathyroid
hormone
A low parathyroid hormone level will cause what? - Answer-low serum calcium
What is the hormone that controls the reabsorption of sodium in the kidney? - Answer-
secretin
Which element in proteins differentiates substance from carbohydrates and lipids? -
Answer-nitrogen
What proteins is soluble in water? - Answer-albumin
How are amino acids joined together to form a chain like structure? - Answer-peptide
bonding
Proteins may become denatured when subjected to? - Answer-mechanical agitation,
heat, chemical treatments
What does denaturation of proteins refer to? - Answer-alteration in tertiary structure
Which aminoacidopathy is NOT caused by an enzyme deficiency? - Answer-cystinuria
How many immunoglobulin classes are currently recognized? - Answer-five
which reagent is employed in the serum protein determination? - Answer-biuret
What should hemolyzed serum not be used for total protein analysis? - Answer-
hemoglobin is absorbed at the same wavelength as protein in the reagent
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