QRS Study guides, Class notes & Summaries

Normal Sinus Rhythm 60-100 bpm all complexes normal and evenly spaced (P, QRS, T) Sinus Arrest - SA node doesn't fire - notice absence of P-wave for a complete cycle (a missed cycle) 00:0201:28 Sinus arrhythmia all complexes normal but rhythmically irreg - normal finding (esp in young pts) that has to do with breathing (rate: inhale-increase, exhale- decrease)

ST elevation is associated with - ANSWER-myocardial injury ST depressions is associated with - ANSWER-Ischemia, old infarction, digitalis toxicity Q wave with ST elevation - ANSWER-Acute injury Q wave with ST depression - ANSWER-Indeterminate Q wave without ST changes - ANSWER-Old infarction Coronary Artery Occlusion: Anterior - ANSWER-LAD Coronary Artery Occlusion: Inferior - ANSWER-RCA Coronary Artery Occlusion: Posterior - ANSWER-LCX or RCA Coronary Artery Occlusion: L...

Relias Dysrhythmia Basic Test Answers Solution guide 2022-2023 ( UPDATED 2023) A+ GRADED 100% VERIFIED Normal sinus rhythm Regular Rate: 60-100 P Wave: Present, upright PR Interval: 0.12-0.20 sec QRS: <0.12 sec Sinus Bradycardia Regular Rate: <60 P Wave: Present, upright PR Interval: 0.12-0.20 sec QRS: <0.12 sec Sinus Tachycardia Regular Rate: 100-150 P Wave: Present, upright PR Interval: 0.12-0.20

Which of the following EKG machine functions should an EKG technician use to control and regulate the height of EKG waveforms on the tracing? a. Speed b. Output display c. Artifact filter d. Gain - Answer- d. Gain Which of the following methods should a EKG technician use when removing hair from electrode placement sites for telemetry monitoring? a. Dry shave b. Wet shave c. Tape d. Clippers - Answer- d. Clippers An EKG technician notes periods of sinus arrest on a patient's EKG t...

Nursing Pathophysiology Final Exam Questions & Answers-While viewing the electrocardiogram, the nurse recalls the _____ conducts action potentials down the atrioventricular septum. - Bundle of His Which of the following patient would be most prone to metabolic acidosis? A patient with: - Diabetes whose glucoses are uncontrolled A 76-year-old patient had the following arterial blood gas sample after his stomach surgery in which his gastric content and fluid were removed: pH 7.55, PCO2 50,...

Describe treatment of dysrhythmias correct answer: To determine if treatment is necessary, assess the patient. Then ask the following questions: Is he or she experiencing signs and symptoms of decreased cardiac output? Is the dysrhythmia potentially life threatening? If the answer to either of these questions is yes, the patient will need to treatment for the dysrhythmia. ***WE WILL DISCUSS TREATMENTS OF DYSRHYTHMIAS BASED UPON CURRENT ACLS TREATMENT ALGORITHMS CLINICAL MANIFESTATIONS ...

Next generation NCLEX exam 2023 questions and answers Multiple-choice question: Which of the following is the primary purpose of using an incentive spirometer postoperatively? A. To improve lung function and prevent atelectasis B. To decrease blood pressure and heart rate C. To reduce the risk of thrombosis D. To increase urinary output Answer: A Multiple-response question: Which of the following are potential signs and symptoms of hypoglycemia? (Select all that apply) A. Shakiness B...

dysrhythmia aka arrhythmia - Correct answer - abnormal cardiac rhythms which can cause disturbances of: rate, rhythm, or both rate and rhythm how are dysrhythmias identified? - Correct answer Electrographic Waveform Analysis (ECG) what controls the rate and rhythm of the heartbeat? - Correct answer the heart's electrical system explain the heart's electrical system - Correct answer Each electrical signal (impulse) begins in a group of cells called the sinus node or sinoatrial (SA...

EKG Clep Test (50) Questions and Answers 2023-2024 Verified. A+ Graded.Question 1 of 50 CORRECT A normal QRS should be less than .12 seconds Question 2 of 50 CORRECT Identify the rhythm: Question 3 of 50 CORRECT At Houston Healthcare a nurse who is deemed competent in rhythm interpretation is required to sign off his/her strips every shift. Question 4 of 50 CORRECT Identify the rhythm: Question 5 of 50 CORRECT This picture represents (select two): Your Answer True Your Answer True ...

PCCN EXAM TEST BANK 2024 WITH 400 QUESTIONS AND CORRECT DETAILED ANSWERS (100% CORRECT ANSWERS) PCCN EXAM PREP TEST BANK (NEWLY UPDATED 2024!!) A patient presents with the following: HR, 120 beats/min; BP, 80/44 mm Hg; urine output averaging 20 mL/hr over the last 4 hours; afebrile; moist rales in the lungs bilaterally; BUN, 84 mg/dL; creatinine, 3.4 mg/dL. What is the probable cause of this patient's acute kidney injury (AKI)? - ANSWER-Left ventricular failure causing prerenal AKI...