PrepU Ch 23 - ICU

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The client asks the nurse to explain the difference between arteriosclerosis and atherosclerosis. Which is the best explanation the nurse can give to the client?

"Arteriosclerosis is a loss of elasticity of the arteries that accompanies the aging process, whereas atherosclerosis is a condition in which the arteries fill with plaque."

A client with known coronary artery disease reports intermittent chest pain, usually on exertion. When teaching the client about nitroglycerin administration, which instruction should the nurse provide?

"Be sure to take safety precautions because nitroglycerin may cause dizziness when you stand up."

A client comes to the health care provider's office for a follow-up visit 4 weeks after suffering a myocardial infarction (MI). Which evaluation statement suggests that the client needs more instruction?

"Client walks 4 miles in 1 hour every day."

A client with angina pectoris must learn how to reduce risk factors that exacerbate this condition. When developing the client's care plan, which expected outcome should a nurse include?

"Client will verbalize the intention to stop smoking."

A client, who has undergone a percutaneous transluminal coronary angioplasty (PTCA), has received discharge instructions. Which statement by the client would indicate the need for further teaching by the nurse?

"I should expect a low-grade fever and swelling at the site for the next week."

A client with an acute myocardial infarction is receiving nitroglycerin by continuous I.V. infusion. Which client statement indicates that this drug is producing its therapeutic effect?

"My chest pain is decreasing."

A nurse is caring for a client who is recovering from a myocardial infarction (MI). The cardiologist refers the client to cardiac rehabilitation. Which statement by the client indicates an understanding of cardiac rehabilitation?

"Rehabilitation will help me function as well as I physically can."

A client is ordered a nitroglycerine transdermal patch for treatment of CAD and asks the nurse why the patch is removed at bedtime. Which is the best response by the nurse?

"Removing the patch at night prevents drug tolerance while keeping the benefits."

When providing discharge instructions for a client who has been prescribed sublingual nitroglycerin for angina, the nurse should plan to include which instructions?

"See if rest relieves the chest pain before using the nitroglycerin."

When assessing a client who reports recent chest pain, the nurse obtains a thorough history. Which client statement most strongly suggests angina pectoris?

"The pain occurred while I was mowing the lawn."

A client is prescribed a nitroglycerin transdermal patch to treat angina. Which statement does the nurse include when reinforcing medication teaching to the client prior to discharge?

"The patch should be worn for 12 hours and then removed for 12 hours."

A client is receiving intravenous heparin to prevent blood clots. The order is for heparin 1,200 units per hour. The pharmacy sends 25,000 units of heparin in 500 mL of D5W. At how many milliliters per hour will the nurse infuse this solution? Record your answer using a whole number.

24

A client asks the nurse how long to wait after taking nitroglycerin before experiencing pain relief. What is the best answer by the nurse?

5 minutes

To be effective, percutaneous transluminal coronary angioplasty (PTCA) must be performed within what time frame, beginning with arrival at the emergency department after diagnosis of myocardial infarction (MI)?

60 minutes

A nurse is reevaluating a client receiving IV fibrinolytic therapy. Which finding requires immediate intervention by the nurse?

Altered level of consciousness

After percutaneous transluminal coronary angioplasty (PTCA), the nurse confirms that a client is experiencing bleeding from the femoral site. What will be the nurse's initial action?

Apply manual pressure at the site of the insertion of the sheath.

A client with chronic arterial occlusive disease undergoes percutaneous transluminal coronary angioplasty (PTCA) for mechanical dilation of the right femoral artery. After the procedure, the client will be prescribed long-term administration of which drug?

Aspirin or clopidogrel

A client has recently undergone a coronary artery bypass graft (CABG). The nurse should be alert to which respiratory complication?

Atelectasis

The nurse is caring for a client with Raynaud syndrome. What is an important instruction for a client who is diagnosed with this disease to prevent an attack?

Avoid situations that contribute to ischemic episodes.

A client is receiving nitroglycerin ointment to treat angina pectoris. The nurse evaluates the therapeutic effectiveness of this drug by assessing the client's response and checking for adverse effects. Which vital sign is most likely to reflect an adverse effect of nitroglycerin?

Blood pressure 84/52 mm Hg

Which is a diagnostic marker for inflammation of vascular endothelium?

C-reactive protein (CRP)

A client with CAD thinks diltiazem (Cardizem) has been causing nausea. Diltiazem (Cardizem) is categorized as which type of drug?

Calcium-channel blocker

Which complication of cardiac surgery occurs when fluid and clots accumulate in the pericardial sac, which compresses the heart, preventing blood from filling the ventricles?

Cardiac tamponade

A client with chest pain arrives in the emergency department and receives nitroglycerin, morphine, oxygen, and aspirin. The health care provider diagnoses acute coronary syndrome. When the client arrives on the unit, vital signs are stable and the client does not report any pain. In addition to the medications already given, which medication does the nurse expect the health care provider to order?

Carvedilol

A nurse is caring for a client in the cardiovascular intensive care unit following a coronary artery bypass graft. Which clinical finding requires immediate intervention by the nurse?

Central venous pressure reading of 1

The nurse is assisting with a bronchoscopy at the bedside in a critical care unit. The client experiences a vasovagal response. What should the nurse do next?

Check blood pressure.

A middle-aged client presents to the ED reporting severe chest discomfort. Which finding is most indicative of a possible myocardial infarction (MI)?

Chest discomfort not relieved by rest or nitroglycerin

A client had a percutaneous transluminal coronary angioplasty (PTCA). What medication will the nurse administer to prevent thrombus formation in the stent?

Clopidogrel

Which medication is given to clients who are diagnosed with angina but are allergic to aspirin?

Clopidogrel

A client comes to the emergency department (ED) reporting precordial chest pain. In describing the pain, the client describes it as pressure with a sudden onset. What disease process would the nurse suspect in this client?

Coronary artery disease

The nurse is to administer morphine sulfate to a client with chest pain. What initial nursing action is required prior to administration?

Count the respiratory rate for bradypnea

A nurse is caring for a client who experienced an MI. The client is ordered to received metoprolol. The nurse understands that this medication has which therapeutic effect?

Decreases resting heart rate

The nurse is administering a calcium channel blocker to a patient who has symptomatic sinus tachycardia at a rate of 132 bpm. What is the anticipated action of the drug for this patient?

Decreases the sinoatrial node automaticity

The nurse is administering oral metoprolol. Where are the receptor sites mainly located?

Heart

The nurse is discussing risk factors for developing CAD with a patient in the clinic. Which results would indicate that the patient is not at significant risk for the development of CAD?

High-density lipoprotein (HDL), 80 mg/dL

A nurse is caring for a client after cardiac surgery. Upon assessment, the client appears restless and reports nausea and weakness. The client's ECG reveals peaked T waves. The nurse reviews the client's serum electrolytes, anticipating which abnormality?

Hyperkalemia

When the postcardiac surgical patient demonstrates vasodilation, hypotension, hyporeflexia, slow gastrointestinal motility (hypoactive bowel sounds), lethargy, and respiratory depression, the nurse suspects which electrolyte imbalance?

Hypermagnesemia

A new surgical patient who has undergone a coronary artery bypass graft (CABG) is receiving opioids for pain control. The nurse must be alert to adverse effects of opioids. Which of the following effects would be important for the nurse to document?

Hypotension

Which of the following is inconsistent as a condition related to metabolic syndrome?

Hypotension

A client admitted to the coronary care unit (CCU) diagnosed with a STEMI is anxious and fearful. Which medication will the nurse administer to relieve the client's anxiety and decrease cardiac workload?

IV morphine

When the nurse notes that, after cardiac surgery, the client demonstrates low urine output (less than 25 mL/h) with high specific gravity (greater than 1.025), the nurse suspects which condition?

Inadequate fluid volume

The nurse notes that the post cardiac surgery client demonstrates low urine output (< 25 mL/hr) with high specific gravity (> 1.025). What will the nurse anticipate the health care provider will order?

Increase intravenous fluids

The nurse is educating a patient diagnosed with angina pectoris about the difference between the pain of angina and a myocardial infarction (MI). How should the nurse describe the pain experienced during an MI? (Select all that apply.)

It is substernal in location. It is sudden in onset and prolonged in duration. It is viselike and radiates to the shoulders and arms.

The nurse has been asked to teach a patient how to self-administer nitroglycerin. The nurse should instruct the patient to do which of the following? Select all of the teaching points that apply.

Let the tablet dissolve in the mouth and keep the tongue still. The tablet can be crushed between the teeth but not swallowed. Renew the supply every 6 months. Take the tablet in anticipation of any activity that can produce pain. Call emergency services if, after taking three tablets (one every 5 minutes), pain persist

Severe chest pain is reported by a client during an acute myocardial infarction. Which of the following is the most appropriate drug for the nurse to administer?

Morphine sulfate (Morphine)

A nurse reviews a client's medication history before administering a cholinergic blocking agent. Adverse effects of a cholinergic blocking agent may delay absorption of what medication?

Nitroglycerin

A client presents to the ED reporting anxiety and chest pain after shoveling heavy snow that morning. The client says that nitroglycerin has not been taken for months but upon experiencing this chest pain did take three nitroglycerin tablets. Although the pain has lessened, the client states, "They did not work all that well." The client shows the nurse the nitroglycerin bottle; the prescription was filled 12 months ago. The nurse anticipates which order by the physician?

Nitroglycerin SL

While receiving a heparin infusion to treat deep vein thrombosis, a client reports bleeding in the gums when brushing teeth. What should the nurse do first?

Notify the health care provider.

A patient in the recovery room after cardiac surgery begins to have extremity paresthesia, peaked T waves, and mental confusion. What type of electrolyte imbalance does the nurse suspect this patient is having?

Potassium

Which medication is an antidote to heparin?

Protamine Sulfate

The nurse is caring for a client following a coronary artery bypass graft (CABG). The nurse notes persistent oozing of bloody drainage from various puncture sites. The nurse anticipates that the physician will order which medication to neutralize the unfractionated heparin the client received?

Protamine sulfate

A client has had oral anticoagulation ordered. What should the nurse monitor for when the client is taking oral anticoagulation?

Prothrombin time (PT) or international normalized ratio (INR)

A client is being evaluated for coronary artery disease (CAD) and is scheduled for an electron beam computed tomography (EBCT). The nurse understands that the primary advantage of this radiologic test is which of the following?

Quantifies calcified plaque

A triage team is assessing a client to determine if reported chest pain is a manifestation of angina pectoris or an MI. The nurse knows that a primary distinction of angina pain is?

Relieved by rest and nitroglycerin

A client with CAD has been prescribed a transdermal nitroglycerin patch. What instructions should the nurse provide to the client? Select all that apply.

Remove the transdermal patch at night and reapply in the morning. Store the patch in its original container when not in use.

The nurse is caring for a client presenting to the emergency department (ED) reporting chest pain. Which electrocardiographic (ECG) finding would be most concerning to the nurse?

ST elevation

A client reports chest pain that occurs when playing tennis but resolves when sitting down. The nurse knows these symptoms are common for which type of angina?

Stable

The client is prescribed nadolol for hypertension. What is the reason the nurse will teach the client not to stop taking the medication abruptly?

The abrupt stop can cause a myocardial infarction.

A nurse is evaluating a client who had a myocardial infarction (MI) 7 days earlier. Which outcome indicates that the client is responding favorably to therapy?

The client demonstrates ability to tolerate more activity without chest pain.

In the treatment of coronary artery disease (CAD), medications are often ordered to control blood pressure in the client. Which of the following is a primary purpose of using beta-adrenergic blockers in the nursing management of CAD?

To decrease workload of the heart

Which term refers to preinfarction angina?

Unstable angina

Which nursing actions would be of greatest importance in the management of a client preparing for angioplasty?

Withhold anticoagulant therapy.

A client is admitted to the emergency department with chest pain and doesn't respond to nitroglycerin. The health care team obtains an electrocardiogram and administers I.V. morphine. The health care provider also considers administering alteplase. This thrombolytic agent must be administered how soon after onset of myocardial infarction (MI) symptoms?

Within 6 hours

The nurse is explaining the cause of angina pain to a client. What will the nurse say most directly caused the pain?

a lack of oxygen in the heart muscle cells

The nurse is caring for a client after cardiac surgery. What laboratory result will lead the nurse to suspect possible renal failure?

a serum BUN of 70 mg/dL

The nurse is caring for a client diagnosed with coronary artery disease (CAD). What condition most commonly results in CAD?

atherosclerosis

A client who has been diagnosed with Prinzmetal's angina will present with which symptom?

chest pain that occurs at rest and usually in the middle of the night

What is a modifiable risk factor for the development of atherosclerosis?

consumption of a high-fat diet

A client returns for a follow-up visit to the cardiologist 4 days after a trip to the ED for sudden shortness of breath and abdominal pain. The nurse realizes the client had a myocardial infarction because the results from the blood work drawn in the hospital shows:

elevated troponin levels.

The nurse is caring for a client with coronary artery disease. What is the nurse's priority goal for the client?

enhance myocardial oxygenation

The nurse is reviewing the laboratory results for a client diagnosed with coronary artery disease (CAD). The client's low-density lipoprotein (LDL) level is 115 mg/dL. The nurse interprets this value as

high

A client's lipid profile reveals an LDL level of 122 mg/dL. This is considered a:

high LDL level

The nurse is admitting a client with an elevated creatine kinase-MB isoenzyme (CK-MB). What is the cause for the elevated isoenzyme?

myocardial necrosis

The nurse is assessing a client with suspected post-pericardiotomy syndrome after cardiac surgery. What manifestation will alert the nurse to this syndrome?

pericardial friction rub

The nurse is caring for a client after cardiac surgery. What is the most immediate concern for the nurse?

potassium level of 6 mEq/L

A client presents to the ED with a myocardial infarction. Prior to administering a prescribed thrombolytic agent, the nurse must determine whether the client has which absolute contraindication to thrombolytic therapy?

prior intracranial hemorrhage

The nurse is assessing a client with severe angina pectoris and electrocardiogram changes in the emergency room. What is the most important cardiac marker for the client?

troponin


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