HESI RN
HESI Med Surg Hematological system Questions
Extract:
Question 1 of 5
Which finding would the nurse expect to see in a patient with a hemoglobin level of 8 g/dL? Select all that apply.
Correct Answer: B,D
Rationale: Conjunctival pallor and tachycardia (heart rate of 104 beats/min) are common in anemia, reflecting reduced hemoglobin and compensatory mechanisms.
Question 2 of 5
Which finding would the nurse expect to see in a patient with a hemoglobin level of 8 g/dL? Select all that apply.
Correct Answer: B,D
Rationale: Conjunctival pallor and increased heart rate (104 beats/min) are expected in anemia due to reduced oxygen-carrying capacity and compensatory tachycardia.
Question 3 of 5
Which acid-base mechanism would the kidney use to buffer a patient's acidosis (serum pH <7.35)? Select all that apply.
Correct Answer: A,D
Rationale: The kidneys buffer acidosis by eliminating excess hydrogen ions (H+) and reabsorbing additional bicarbonate ions (HCO3-) to neutralize acid and raise pH.
Question 4 of 5
A patient reports episodic chest pain lasting a few minutes that is provoked by exertion and relieved within 10 minutes upon resting. Which cause of the patient's symptoms would the nurse suspect?
Correct Answer: C
Rationale: Myocardial ischemia due to coronary artery disease causes chest pain provoked by exertion and relieved by rest, characteristic of stable angina.
Question 5 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.