HESI RN
HESI Med Surg Hematological system Questions
Extract:
Question 1 of 5
Which fluid replacement therapy would the nurse prepare to administer for a patient who is exhibiting clinical manifestations of hypovolemic shock?
Correct Answer: B
Rationale: 0.9% NaCl (normal saline) is an isotonic solution ideal for hypovolemic shock, expanding intravascular volume without causing fluid shifts.
Question 2 of 5
With which term will the nurse document the finding after noting multiple 1-mm red macules when assessing the skin of a patient with leukemia and thrombocytopenia?
Correct Answer: C
Rationale: Petechiae are small, red or purple 1-mm macules due to minor bleeding from broken capillaries, common in thrombocytopenia.
Question 3 of 5
Which information would the nurse include when discussing pain due to chronic stable angina with the patient?
Correct Answer: D
Rationale: Chronic stable angina follows a predictable pattern, occurring intermittently with exertion and subsiding with rest, not typically at rest.
Question 4 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 indicated by a high pH (7.52) and low PaCO2 (24 mm Hg), as seen in option D, with normal HCO3 indicating no metabolic compensation.
Question 5 of 5
Which phrase describes the function of a buffer?
Correct Answer: C
Rationale: Buffers convert strong acids to weak acids by neutralizing them, helping maintain stable pH in bodily fluids.