HESI RN
HESI Med Surg Hematological system Questions
Extract:
Question 1 of 5
A healthy 70-year-old patient has low hemoglobin levels and no signs of gastrointestinal bleeding. The nurse recognizes which item is an effect of aging that could be the reason for the low hemoglobin level?
Correct Answer: C
Rationale: Aging often leads to a decrease in the efficiency of nutrient absorption, including iron. This decrease in intestinal absorption of iron can result in low hemoglobin levels in elderly individuals. It's a common cause of anemia in the elderly population.
Question 2 of 5
The nurse provides education to a patient with thrombocytopenia about precautions to be taken at home. The nurse identifies that further teaching is needed when the patient performs which action?
Correct Answer: C
Rationale: Using alcohol-based mouthwash can irritate oral mucosa and cause bleeding in thrombocytopenia, indicating a need for further teaching.
Question 3 of 5
The nurse provides education to a patient with thrombocytopenia about precautions to be taken at home. The nurse identifies that further teaching is needed when the patient performs which action?
Correct Answer: C
Rationale: Alcohol-based mouthwash can cause mucosal irritation and bleeding, inappropriate for thrombocytopenia, suggesting further education is needed.
Question 4 of 5
A patient is diagnosed with primary hypertension and asks the nurse what caused the condition. Which response would the nurse give?
Correct Answer: A
Rationale: Primary hypertension, or essential hypertension, has no identifiable cause in most cases, distinguishing it from secondary hypertension.
Question 5 of 5
A patient's arterial blood gas (ABG) results include a pH of 7.32, a PaCO2 of 56 mm Hg, and an HCO3 of 24 mEq/L. Which acid-base imbalance would the nurse use when developing the patient's plan of care?
Correct Answer: C
Rationale: Respiratory acidosis is characterized by low pH (7.32) and high PaCO2 (56 mm Hg), with normal HCO3 indicating no metabolic compensation.