Peds: Chapter 23 Cardiac Questions Nclex Latest Version Already Passed

Peds: Chapter 23 Cardiac Questions Nclex Latest Version Already Passed What procedure uses high frequency sound waves obtained by a transducer to produce an image of cardiac structures? a. ECHO b. Electocardiography c. Cardiac cath d. Electrophysiology A. ECHO - must lie completely still After a patient returns from cardiac catheterization, the nurse notes that the pulse distal to the catheter insertion site is weaker (+1). The most appropriate nursing intervention is to: a. elevate the affected extremity b. document the findings and continue to monitor c. notify the HCP of the finding d. apply warm compresses to the insertion site b. document the findings and continue to monitor - may be weaker a few hours after - keep the extremity straight and immobile, elevation is not necessary - warm compresses would increase the risk of bleeding from the insertion site Congenital heart defects have traditionally been divided into acyanotic or cyanotic defects. Based on the nurse's knowledge of congenital heart defects, this system in clinical practice is: a. helpful, because it explains the hemodynamics involved b. helpful, because children with cyanotic defects are easily identified c. problematic because cyanosis is rarely present in children d. problematic, because children with acyanotic heart defects may develop cyanosis D. Problematic, because children with acyanotic heart defects may develop cyanosis Surgical repair for patent ductus arteriosus (PDA) is done to prevent the complication to: a. pulmonary infection b. right to left shunt of blood c. decreased workload on left side of heart d. increased pulmonary vascular congestion d. Increased pulmonary vascular congestion - high pressure aorta to low pressure pulmonary artery A young child with tetralogy of Fallot may assume a posturing position as a compensatory mechanism. The position automatically assumed by the child is: a. the low Fowler position b. the prone position c. the supine position d. the squatting position d. the squatting position - creates centralized shunting What is considered a mixed cardiac defect? a. pulmonic stenosis b. atrial septal defect c. patent ductus arteriosus d. transposition of the great arteries d. transposition of the great arteries - leads to mixing of both oxygenated and unoxygenated blood in the heart What is an early sign of congestive heart failure that nurse should recognize? a. tachypnea b. bradycardia c. inability to sweat d. increased urinary output a. tachypnea - one of the early signs of CHF - tachycardia at rest, dyspnea, retractions, and activity intolerance are other physical signs and symptoms The nurse should explain to the parents that their child is receiving furosemide (Lasix) for severe congestive heart failure because its effects as a. a diuretic b. beta blocker