12
QuizMultiple Choice

Unit Summary — Unit test

Question 12 • VA_Pharmacology_A

In order to treat some cases of anemia, corticosteroids can

Answer
i
introduce more vitamin B12 into the blood to help red blood cells deliver more oxygen.
i
introduce more iron into the blood to ensure a healthy balance of red and white blood cells.
i
inhibit the immune system to ensure that it does not destroy too many red blood cells.
i
increase immune system activity so that it targets and kills bacteria more quickly.

Explanation

In some autoimmune anemias, the immune system mistakenly attacks and destroys red blood cells. Corticosteroids suppress immune activity, which can reduce that destruction and help preserve red blood cells. They do not add vitamin B12 or iron to the blood, and increasing immune activity would not address this cause of anemia.

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