Nokea
A 23-year-old male patient with hemophilia A says, 'How can I keep my children from having hemophilia A?' Which is the most informative response?
- A. You need to select a very dependable mode of birth control.'
- B. You can only pass hemophilia B to your sons.'
- C. Your daughter may be a carrier and her children may have hemophilia A.'
- D. Your sons should have coagulation studies.'
Correct Answer: C
Rationale: Hemophilia A is an X-linked trait. Females are carriers; therefore, the patient's daughter could pass the disease to her sons.
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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.
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.
Which does the elevation in the eosinophil count to 10% indicate?
- A. Anemia
- B. Allergy
- C. Infection
- D. Hypoxia
Correct Answer: B
Rationale: Normal values of eosinophils are 1% to 4%. An elevation to 10% would indicate the presence of an allergic reaction.
The nurse explains that because it is a reliable and predictable indicator of the body's level of infection or recovery, which is a common diagnostic tool?
- A. hemoglobin
- B. hematocrit
- C. mean cell volume (MCV)
- D. differential
Correct Answer: D
Rationale: A differential white blood cell count is an examination in which the different kinds of WBCs are counted and reported as percentages of the total examined. It is a common diagnostic tool because of its reliability and the predictability of the body's response to infection or its progress in recovery.
are leukocytes that destroy and remove cellular waste, bacteria, and solid particles.
Correct Answer: Neutrophils
Rationale: Neutrophils (granular circulating leukocytes essential for phagocytosis, the process by which bacteria, cellular debris, and solid particles are destroyed and removed) ingest bacteria and dispose of dead tissue.