HESI RN
HESI Med Surg Hematological system Questions
Extract:
Question 1 of 5
Which rationale supports the nurse's assessment of a patient's magnesium level?
Correct Answer: C
Rationale: Magnesium plays a crucial role in neuromuscular excitability and contractility. Abnormal magnesium levels can lead to neuromuscular symptoms such as muscle weakness, tremors, and spasms, and affect cardiac function.
Question 2 of 5
After noting that a patient with leukemia has thrombocytopenia, which action will the nurse plan to take?
Correct Answer: C
Rationale: Inspecting the skin for bruising or petechiae is specific to thrombocytopenia, as petechiae are small, red or purple dots that appear on the skin when platelet count is low, indicating a bleeding tendency.
Question 3 of 5
A patient's blood pressure (BP) reading is 142/91 mm Hg. How would the nurse classify the BP?
Correct Answer: C
Rationale: A BP of 142/91 mm Hg is classified as stage 1 hypertension, with systolic 140-159 mm Hg or diastolic 90-99 mm Hg.
Question 4 of 5
The nurse provides education to a patient about the symptoms of uncontrolled hypertension. Which symptom would the nurse include? Select all that apply.
Correct Answer: A,B,C
Rationale: Fatigue, dizziness, and palpitations are symptoms of uncontrolled hypertension due to cardiovascular strain and vascular effects; cluster headaches are not directly related.
Question 5 of 5
Which statement is true regarding hemophilia?
Correct Answer: B
Rationale: Hemophilia is a hereditary bleeding disorder treated by replacement therapy with clotting factor concentrates, making option B correct.