The presence of excess bands in the peripheral blood that indicate severe infection is indicated in which manner?
- A. shift to the left.
- B. shift to the right.
- C. bone marrow aspiration.
- D. thrombocytosis.
Correct Answer: A
Rationale: The presence of excess bands in the peripheral blood is called a shift to the left (i.e., a shift toward immature cells) and indicates severe infection.
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Which is the average lifespan of an erythrocyte?
- A. 7 days
- B. 60 days
- C. 120 days
- D. Up to several years
Correct Answer: C
Rationale: The lifespan of an RBC is 120 days. A WBC's lifespan is days to several years. Platelets live 5 to 9 days.
The nurse clarifies that ferrous replaces iron stores to treat iron deficiency anemia.
Correct Answer: sulfate
Rationale: Ferrous sulfate replaces iron stores needed to treat iron deficiency anemia.
The nurse is aware that a person with Hodgkin disease, who has two or more abnormal lymph nodes on the same side of the diaphragm and cancer extending locally from one lymph node area into a nearby organ, would be in which stage?
- A. stage I.
- B. stage II.
- C. stage III.
- D. stage IV.
Correct Answer: B
Rationale: Stage II indicates that there are two or more abnormal lymph nodes on the same side of the diaphragm and cancer that extends from a lymph node area into a nearby organ.
When the 14-year-old patient comes into the emergency room in sickle cell crisis, which should be the primary focus of care?
- A. Genetic counseling
- B. Applying ice packs
- C. Pain relief measures
- D. Providing iron replacements
Correct Answer: C
Rationale: Pain control during the crisis is the focus. Continuous opioids are the mainstay of pain management. Genetic counseling would not be appropriate during a crisis. Ice packs would constrict blood vessels, thus contributing to more pain. Iron replacement is not usually given with sickle cell anemia.
In caring for a patient with multiple myeloma, which should the nurse prioritize from the plan of care?
- A. Limit fluid intake to less than 1000 mL/day
- B. Closely supervise and assist when ambulating
- C. Strain all urine for kidney crystals
- D. Limit the use of an analgesic
Correct Answer: B
Rationale: Because of the constant threat of pathologic fractures, ambulation should be carefully supervised and assisted. Fluids are not restricted. Uric acid is increased and may crystalize in the kidney, but straining is not necessary. Analgesia is necessary for relief of bone pain.
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