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Serum iron: Quiz


Question 1: µg/dL = micrograms per ________.
Metric systemUnited States customary unitsLitrePint

Question 2: The test for serum iron uses blood drawn from ________ to measure the iron molecules that are bound to transferrin, and circulating in the blood.
Vertebral veinInternal jugular veinBrachiocephalic veinVein

Question 3: These three tests are generally done at the same time, and taken together are an important part of the diagnostic process for conditions such as anemia, iron deficiency anemia, anemia of chronic disesases and ________.
SpherocytosisElevated alkaline phosphataseIron overloadHFE hereditary hemochromatosis

Question 4: Clinicians order this laboratory test when they are concerned about iron deficiency, which can cause ________ and other problems.
Aplastic anemiaIron deficiency anemiaAnemiaPernicious anemia

Question 5: Transferrin is a molecule produced by the liver that binds one or two iron(III) ________; transferrin is essential if stored iron is to be moved and used.
IonElectrolyteHalf cellLithium-ion battery

Question 6: Serum iron is a medical laboratory test that measures the amount of circulating ________ that is bound to transferrin.

Question 7: Micro-: ________ (Plummer-Vinson syndrome)
Sickle-cell diseaseHenoch–Schönlein purpuraIron deficiency anemiaSerum iron

Question 8: Around 30% of the iron in the body is stored as ferritin or hemosiderin in the spleen, the ________ and the liver.
Hematopoietic stem cellImmune systemLymphatic systemBone marrow

Question 9: 65% of the iron in the body is bound up in ________ molecules in red blood cells.
Glycated hemoglobinHemoglobinArterial blood gasSerum iron


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