AAB MT- CHEMISTRY- MINERALS EXAM
QUESTIONS WITH COMPLETE ANSWERS
Ph and protein - answer-because ionized calcium can be changed without affecting the
total calcium level, what other parameter (s) must be known to properly evaluate
calcium?
Aldosterone - answer-all of the following regulate calcium levels except which one?
(vitamin d, calcitonin, parathyroid hormone)
Heparinized plasma - answer-which one of the following specimens is acceptable for
the determination of total calcium?
Interference by magnesium. - answer-in the complexometric titration (edta) method for
calcium, the ph must be adjusted to prevent what occurrence?
Calcium will be precipitated as an oxalate. - answer-the classic clark-collip method for
calcium is based on which assumption?
It will bind phosphate - answer-what is the purpose of lanthanum in the atomic
absorption determination of calcium?
Bone - answer-at a ph of 7.4, most of the phosphorus in the body is in which form?
Molybdate. - answer-inorganic phosphate can be determined from a colorimetric
method involving which reagent?
Hypermagnesemia - answer-a labor and delivery patient with preeclampsia is being
treated for premature contractions. Which one of the following is the most likely
laboratory finding?
Titan yellow - answer-the colorimetric method for magnesium employs which reagent?
Ferritin. - answer-what is the most abundant iron-containing compound in the body?
To avoid diurnal variations. - answer-why should serum iron be drawn at the same time
on consecutive days?
Ceruloplasmin - answer-which protein transports the majority of copper in the
bloodstream?
Wilson's disease - answer-increased serum copper is seen in which disease?
Lactic acid - answer-which analyte is an early indicator of tissue hypoxia?
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