The First Lab Value Indication That Vitamin B₁₂ therapy Is

question 1

Multiple Choice

The first lab value indication that Vitamin B₁₂ therapy is adequately treating pernicious anemia is:

• A) Hematocrit levels start to rise
• B) Hemoglobin levels return to normal
• C) Reticulocyte count begins to rise
• D) Vitamin B₁₂ levels return to normal

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Definitions:

Sulfuric Acid

A highly corrosive strong mineral acid with molecular formula H2SO4, widely used in industry.

Runoff

Water from rain, snowmelt, or other sources that flows over the land surface and is not absorbed into the ground, potentially carrying pollutants to bodies of water.

Underground Mine

A type of mine where natural resources, like minerals or ores, are extracted from beneath the Earth's surface through tunnels or shafts.

Low-Grade Ore

Mineral ore containing a smaller amount of valuable metals or minerals compared to high-grade ore, making extraction less economical.