Cardiac Rhythms

Cardiac Rhythms and Dysrhythmias Part 2 Questions and Answers 100% Accuracy Third Degree Heart Block Occurs when atrial impulses are completely blocked at the AV node and fail to reach the ventricle; atria and ventricles are controlled by different and independent pacemakers Third Degree Heart Block Causes inferior or anteroseptal MI Third Degree Heart Block Clinical Manifestations dizziness, syncope, fatigue, exercise intolerance, HF Third Degree Heart Block ECG Rate atrial 60-100 b...

Cardiac Rhythms Well Explained 100% Accuracy, 2024 Sinus bradycardia Rate: <60 bpm, regularity: regular, P-wave: normal, QRS complex: narrow, PR interval: 0.12-0.20 sec. Common causes: Cardiomyopathy, inferior wall MI, SA node pathology, vagal stimulation, hyperkalemia, hypothermia, increased ICP. Effects: Asymptomatic (if patient able to compensate), hypotension and subsequent hypoperfusion (if patient unable to compensate), pulmonary edema, acute kidney injury, altered mental status...

Cardiac Rhythms and Dysrhythmias Characteristics ,Question and Answer Session with a Perfect 100% Accuracy, 2024 Normal Sinus Rhythm Characteristics Rate: 60-100 Rhythm: regular P:QRS: 1:1 PR Interval: 0.12-0.20 QRS Complex: 0.06-0.10 Sinus Tachycardia Characteristics Rate: 101-150 Rhythm: regular P:QRS: 1:1 (with very fast rates, P wave may hidden in preceding T wave.) PR Interval: 0.12-0.20 QRS Complex: 0.06-0.10 Sinus Bradycardia Characteristics Rate: <60 Rhythm: reg...

Cardiac Rhythms and Dysrhythmias Question and Answer 100% Accuracy, 2024 What is the first choice for treatment with a patient who has ventricular tachycardia and has a pulse? Amiodarone When a patient has long-term atrial fibrillation, the nurse would expect to include which drug in the plan of care to minimize the greatest risk that is commonly associated with atrial fibrillation? Anticoagulants A 21-year-old female is seen in the Emergency Department for vomiting and diarrhea for 3 d...

Cardiac Rhythms and Dysrhythmias Comprehensive Question and Answer Session with a Perfect 100% Accuracy, 2024 The nurse provides discharge teaching to a patient that underwent pacemaker implantation in the left chest. What should the nurse include in the instructions? Select all that apply: 1) Showering is permitted as long as care is taken to pat dry the incision site 2) Avoid direct blows to the incision site 3) Raise the left arm above the head frequently, to promote circulation ...

Cardiac Rhythms Well Explained 100% Accuracy, 2024 Sinus bradycardia Rate: <60 bpm, regularity: regular, P-wave: normal, QRS complex: narrow, PR interval: 0.12-0.20 sec. Common causes: Cardiomyopathy, inferior wall MI, SA node pathology, vagal stimulation, hyperkalemia, hypothermia, increased ICP. Effects: Asymptomatic (if patient able to compensate), hypotension and subsequent hypoperfusion (if patient unable to compensate), pulmonary edema, acute kidney injury, altered mental status...

Cardiac Rhythms Well Explained 100% Accuracy, 2024 Sinus bradycardia Rate: <60 bpm, regularity: regular, P-wave: normal, QRS complex: narrow, PR interval: 0.12-0.20 sec. Common causes: Cardiomyopathy, inferior wall MI, SA node pathology, vagal stimulation, hyperkalemia, hypothermia, increased ICP. Effects: Asymptomatic (if patient able to compensate), hypotension and subsequent hypoperfusion (if patient unable to compensate), pulmonary edema, acute kidney injury, altered mental status...