AGNP BOARD EXAM QUESTIONS Hematology Prescription (17 Questions)
Question:
Folic acid (vitamin B9) is used to treat:
microcytic anemia.
anemia of chronic disease.
macrocytic anemia. Correct
normochromic anemia.
Explanation:
Folic acid (vitamin B9) is used to treat macrocytic anemia secondary to folic acid
deficiency. Folic acid is necessary for purine and pyrimidine synthesis, and is required
for nucleoprotein synthesis and maintenance in erythropoiesis. It stimulates WBC and
platelet production in folate deficiency anemia.
Question:
When taking corticosteroids for the treatment of immune thrombocytopenia, stopping
them abruptly could result in:
hypertension.
hyperkalemia.
Cushing's syndrome.
an adrenal crisis. Correct
Explanation:
Corticosteroids should not be stopped suddenly after prolonged use. This can result in
adrenal crisis because of the body's inability to secrete enough cortisol to make up for
the withdrawal. Nausea, vomiting, and shock are the reported side effects of adrenal
crisis. Cushing's syndrome is just the opposite. It results from excessive amounts of
cortisol.
Question:
The most common side effect of ferrous sulfate is:
headache.
dizziness.
fatigue.
constipation. Correct
Explanation:
The most common side effect of ferrous sulfate is constipation. Headache, dizziness and
fatigue may be signs and symptoms of anemia.
Question:
Another name for vitamin B12 is:
biotin.
cyanocobalamin. Correct
riboflavin.
thiamin.
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, NSG 6320 AGNP BOARD EXAM QUESTIONS Hematology Prescription.
Explanation:
Another name for vitamin B12 is cyanocobalamin. Biotin is vitamin B7; riboflavin is
vitamin B2; and thiamin is vitamin B1.
Question:
Folic acid (vitamin B9) is:
beneficial in the treatment of pernicious anemia.
administered only in conjunction with vitamin B12.
may correct neurologic manifestations of anemia.
a water-soluble vitamin. Correct
Explanation:
Folic acid (vitamin B9) is a water-soluble vitamin and is excreted when stores are
adequate. It can be administered orally, intramuscularly, intravenously, or
subcutaneously. Doses of folic acid above 0.1 mg daily may obscure pernicious anemia.
This condition is discovered when hematologic remission occurs as neurologic
manifestations remain progressive. Administration of folic acid alone is improper
therapy for pernicious anemia and other megaloblastic anemias in which vitamin B12 is
deficient.
Question:
After correcting a decreased hemoglobin in a patient who has iron deficiency anemia,
oral iron supplementation should be continued for at least:
2 weeks.
4 weeks.
8 weeks.
12 weeks. Correct
Explanation:
To replete iron stores, treat for 3 to 6 months after hemoglobin has normalized. Initial
treatment of iron deficiency anemia is usually with oral iron (ferrous sulfate, ferrous
gluconate, or ferrous fumarate). The reticulocyte count should peak at 1 to 2 weeks,
hemoglobin after 2 to 4 months, and replacement of iron stores after 6 months.
Question:
Folic acid is also known as:
vitamin B1.
vitamin B6.
vitamin B9. Correct
vitamin B12.
Explanation:
Folic acid is also known as vitamin B9. Vitamin B12 is also known as cyanocobalamin;
vitamin B1 is thiamin; and vitamin B6 is pyridoxine.
Question:
Which one of the following actions is LEAST likely to improve GI symptoms in a patient
who is taking iron by mouth?
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