Healthstream Exam Questions and Answers | Latest Update 2023/2024 (Graded)

Healthstream Exam Questions and Answers | Latest Update 2023/2024 (Graded). The nurse assesses a patient's chest tube drainage 2 hours following thoracic surgery. The total drainage in the system is 200 mL. The nurse knows that: this is an excessive amount of drainage The patient being admitted requires CRRT therapy. The nurse assigned to admit the patient has not been educated on this therapy. The charge nurse adjusts the assignment so that a nurse with 3 years experience in CRRT therapy is assigned to the patient. This type of decision making is an example of: the synergy model for patient care. The patient diagnosed with acute tubular necrosis (ATN) and experiencing severe dehydration, sepsis, and pneumonia is now in the polyureic stage of ATN. The most important nursing action is to: monitor electrolyte levels and signs of fluid depletion. A patient has an elevated central venous pressure (CVP) measurement. The most likely reason is: right heart failure. Diabetes insipidus is usually treated with vasopressin. Which physiologic effect is produced by alpha-1 receptors? Vasoconstriction The patient experiencing an acute myocardial infarction (AMI) arrived on the unit an hour ago with TPA infusing. Initially, the patient's neurologic exam was normal. The nurse assesses the patient and finds him now disoriented. The next nursing action should be to: discontinue the TPA. A patient has cardiomyopathy and is unstable. The nurse understands that the treatment goal is to improve contractility, reduce preload and reduce afterload. The nurse anticipates that medication management will include: dobutamine and nitroprusside infusions A continuous drip of a medication is ordered at a rate of 2 mg/min. The standard mixture of this medication to yield a final concentration of 2 mg/mL is 1 g of the medication in 500 mL of IV fluid. At what rate in milliliters per hour should the IV pump be set? 60 mL/hr A practitioner has ordered 700 mg of an antibiotic. The medication label states, "Add 5 mL sterile water to 1 g of this medication; 0.5 g = 2 mL." How many milliliters should be given? 2.8 mL A practitioner order is written for a continuous infusion of insulin at 3 units/hr; the premixed solution is composed of 100 units of regular U-100 insulin in 100 mL normal saline. At which rate should the infusion run? 3 ml/hr A dose of 35 mg of a corticosteroid is ordered to be given IM to treat inflammation. The medication is available as 250 mg/10 mL. How many milliliters should be administered? 1.4 ml A practitioner's order prescribes levothyroxine 0.075 mg PO daily. The available medication is levothyroxine 25-mcg tablets. What will the nurse administer? 3 tabs The actions of nitroglycerin in the management of angina include coronary artery dilation and peripheral venous dilation. The most common cause of right heart failure is: left heart failure. The nurse is differentiating between right- and left-sided heart failure in an assigned patient. For right-sided heart failure, the patient presents with edematous extremities, nausea/vomiting, and: anorexia. The nurse is assigned to a patient with acute adrenal insufficiency (Addisonian crisis). The practitioner orders the steroids to be discontinued quickly. The nurse knows to question the order because: steroids should be withdrawn slowly to allow for pituitary production of ACTH The nurse is caring for a patient who has atrial fibrillation. The patient is attempting to understand why this dysrhythmia developed in him. The nurse educates this patient about his risk factors, including: diabetes mellitus. The nurse is assigned a patient who is experiencing chest pain resulting from coronary artery spasms while at rest. The nurse quickly realizes that the patient is suffering from: variant (Prinzmetal's) angina. A blood transfusion is: indicated in cases of active hemorrhage resulting in shock Prior to administering digoxin to a patient, the nurse assesses the: apical pulse for 1 minute. The nurse has a patient who has sustained paroxysmal supraventricular tachycardia (PSVT). The medication that is most effective for treatment is: adenosine. A patient with a coronary artery bypass graft (CABG) has a chest tube in place. The nurse suspects an air leak, because the collection unit displays: bubbling in the water seal chamber. A patient has been admitted to the telemetry unit with infective endocarditis. During the nursing assessment, the nurse notes the confirmatory findings of petechiae, splinter hemorrhages, and: Osler's nodes. A patient reports unrelenting, crushing chest pain; nausea; and dyspnea. The nurse suspects an acute myocardial infarction. What change should the nurse expect to see on the patient's ECG? ST-segment elevation During an acute lateral myocardial infarction, changes will be seen in which ECG leads? I, aVL, V5, V6 Acute pericarditis is most commonly associated with: renal failure. The primary sign that indicates an intraoperative stroke is: seizures. Rather than impeding lung blood flow, pulmonary emboli composed of _____________ injure blood vessels and cause acute respiratory distress syndrome (ARDS). fat The most common lethal arrhythmia in the first hour of a myocardial infarction- v. fib Evaluation of the comprehension of instructions given to a new nurse regarding the QT interval on an ECG strip- Beginning of QRS to end of T-wave- less than ó of preceding R-R interval- <.4, prolongation leads to torsades The mechanism of action for calcium channel blockers in the treatment of angina allows blood vessels to relax and open The primary classifications of physical traits that are manifested by patients with acute onset delirium Restlessness, pacing, agitation, mood change, hallucination, uncooperative, reduced motor activity, sluggishness, in a daze Cardiovascular manifestations of adrenal insufficiency- low bp, arrhythmias, CHF An imaging test used to confirm the presence of hypercortisolism (Cushing's disease) MRI The length of time that digoxin must be held prior to elective cardioversion- 24-48 hr The single most important laboratory test in a patient who appears to be intoxicated with ethanol- glucose The most accurate test to use in diagnosing sleep apnea polysomnography Risk factors that may lead to the development of atrial fibrillation- HTN, MI, DAD, Congenital, Thyroid, drugs, abn heart valves, SSS, Pulmonary disease, viral infection, stress, OSA The ECG leads in which changes will be seen during an acute lateral myocardial infarction ST segment elevation in anterior leads (V3 and V4)