HESI RN
HESI Med Surg Hematological system Questions
Extract:
Question 1 of 5
Which role is attributed to the base in the acid-base balance?
Correct Answer: B
Rationale: Bases, like bicarbonate, promote acid excretion by neutralizing hydrogen ions, aiding in maintaining acid-base balance.
Question 2 of 5
Which arterial blood gas (ABG) data corresponds with a patient's clinical manifestations of respiratory alkalosis?
Correct Answer: D
Rationale: Respiratory alkalosis is characterized by a high pH (>7.45) and a low PaCO2 (<35 mm Hg). The data in option D (pH = 7.52, PaCO2 = 24 mm Hg) indicates respiratory alkalosis.
Question 3 of 5
The nurse receives information about the assigned patients during shift report. Which patient would the nurse assess first?
Correct Answer: B
Rationale: A severe headache and vomiting could be indicative of a serious neurological condition such as a stroke, intracranial bleeding, or increased intracranial pressure. This patient needs urgent assessment and intervention to prevent potential complications.
Question 4 of 5
Which explanation will the nurse give a patient with non-Hodgkin lymphoma about the purpose of a planned lumbar puncture?
Correct Answer: D
Rationale: A lumbar puncture in non-Hodgkin lymphoma is used to detect central nervous system involvement by examining cerebrospinal fluid for lymphoma cells.
Question 5 of 5
A patient reports leg pain that awakens the patient at night. The patient reports that the same pain develops in the legs when they are elevated and disappears when the legs are dangled. Which condition would the nurse suspect?
Correct Answer: A
Rationale: Peripheral arterial disease causes leg pain worsened by elevation and relieved by dangling, due to reduced blood flow from arterial narrowing.