NCLEX-PN
Hematologic System NCLEX Questions Questions
Extract:
Question 1 of 5
A client who receives a diagnosis of pernicious anemia asks why she must receive vitamin shots. What is the best answer for the nurse to give?
Correct Answer: B
Rationale: In pernicious anemia, the lack of intrinsic factor prevents absorption of vitamin B12 from foods, necessitating injections.
Question 2 of 5
The client is symptomatic with a Hgb of 7.8 g/dL, but refuses blood and blood products transfusions for religious reasons. The nurse should prepare the client that the HCP may prescribe which alternatives?
Correct Answer: A, B,
Rationale: Epoetin alfa (erythropoietin growth factor; Procrit) promotes erythropoiesis (production of RBCs), thus decreasing the need for transfusions. B. Folic acid promotes erythropoiesis and production of WBCs and platelets. C. Albumin is a blood product. D. Platelets are blood products. E. Plasma is a blood product. F. Granulocytes are blood products.
Question 3 of 5
The client diagnosed with atrial fibrillation is admitted with warfarin (Coumadin) toxicity. Which HCP order would the nurse anticipate?
Correct Answer: D
Rationale: Warfarin toxicity causes bleeding; vitamin K (
D) reverses it. Protamine (
A) reverses heparin, heparin/Lovenox (B,
C) worsen bleeding.
Question 4 of 5
The client with O+ blood is in need of an emergency transfusion but the laboratory does not have any O+ blood available. Which potential unit of blood could be given to the client?
Correct Answer: A
Rationale: O- is the universal donor (
A), safe for O+ clients. A+ (
B), B+ (
C), and other Rh+ (
D) risk reactions due to antigens.
Question 5 of 5
The client with a primary diagnosis of liver cancer with metastases to the lung is hospitalized with severe dyspnea. The nurse is preparing the client for radiation of the upper chest. Which nursing conclusion about the purpose of radiation therapy for this client is correct?
Correct Answer: D
Rationale: A. Radiation of the upper chest would have no effect on the liver located in the abdominal cavity. B. Preventing future cancer development is not the intention of radiation therapy for this client. C. Radiation therapy reduces size of tumors but would not be expected to cure cancer in this client. D. Primary liver tumors commonly metastasize to the lung, which can cause obstructive symptoms. In this client, radiation therapy to the lung would be used as a palliative care modality to help relieve distressing symptoms such as dyspnea.