Duration of pr interval Study guides, Class notes & Summaries

PCCN practice exam notes (2024/2025) Already Passed Pt on Vtach, HR 135, RR 32, BP 90/48, conscious but c/o dizziness, recent K+ lvl is 3.4. What action would you do first? a. emergent defib b. amio 300mg IVP c. emergent cardioversion d. hang 10 mEq KCL/50mL D5W C The nurse notes the following when analyzing a patient's telemetry strip: HR, 65/min and regular; PR interval, 0.22 seconds; QRS complex, 0.10 seconds; QTc, 0.52 seconds. Which of the following dysrhythmias is the pati...

Pt on Vtach, HR 135, RR 32, BP 90/48, conscious but c/o dizziness, recent K+ lvl is 3.4. What action would you do first? a. emergent defib b. amio 300mg IVP c. emergent cardioversion d. hang 10 mEq KCL/50mL D5W - cORRECT sOLUTION C Upon analyzing a patient's telemetry strip, the nurse observes the following: heart rate of 65 beats per minute, regular rhythm, PR interval of 0.22 seconds, QRS complex duration of 0.10 seconds, and QTc interval of 0.52 seconds. What dysrhythmias should the p...

Pt on Vtach, HR 135, RR 32, BP 90/48, conscious but c/o dizziness, recent K+ lvl is 3.4. What action would you do first? a. emergent defib b. amio 300mg IVP c. emergent cardioversion d. hang 10 mEq KCL/50mL D5W - ANSWER C The nurse notes the following when analyzing a patient's telemetry strip: HR, 65/min and regular; PR interval, 0.22 seconds; QRS complex, 0.10 seconds; QTc, 0.52 seconds. Which of the following dysrhythmias is the patient at risk for? A. Atrial fibrillation because t...

Pt on Vtach, HR 135, RR 32, BP 90/48, conscious but c/o dizziness, recent K+ lvl is 3.4. What action would you do first? a. emergent defib b. amio 300mg IVP c. emergent cardioversion d. hang 10 mEq KCL/50mL D5W - C The nurse notes the following when analyzing a patient's telemetry strip: HR, 65/min and regular; PR interval, 0.22 seconds; QRS complex, 0.10 seconds; QTc, 0.52 seconds. Which of the following dysrhythmias is the patient at risk for? A. Atrial fibrillation because the PR in...

AACN Telemetry.04 - correct answer number of seconds of 1 small box .20 - correct answer number of seconds of 1 large box 3 - correct answer tic mark every ___ seconds 0.06-0.10 - correct answer QRS complex 0.30-0.44 - correct answer QT interval R prime - correct answer subsequent upward P waves, PR interval, QRS duration, rate, regularity - correct answer 5 things to look at for every ECG 300, 150, 100, 75, 60, 50 - correct answer what is the HR if a QRS wave is ___ boxes f...

NURS 480 Week 2 Test 1 Study Guide 2024 A+ Graded. Nurs 480: Week 2, Test 1 Study Guide 1. Characteristics of V- Fib and Vtach VFIB • no pulse • not breathing • HR is not measurable • Rhythm is irregular and chaotic • The P wave is not visible and the P-R interval and the QRS interval are not measurable VTach • Rate: 150-250 beats/minute • can have a pulse or may not o FIRST THING TO DO: CHECK FOR A PULSE o if no pulse get the defib right away (PICK DEFIB RATHER THAN C...

HESI Milestone 2 Exam Questions and Answers 100% Pass What's the Broca's Area control? - Correct Answer ️️ -Speech located in a convolution adjoining the middle cerebral artery. for control of the combinations of muscular movements needed to speak each word. What are the Chemo Side Effects? - Correct Answer ️️ -Nausea Vomiting Myelosuppression SIADH Cardiac Toxicity sterility. Chemotherapy-induced neurotoxicity Chemo Brain Fatigue What is Expressive Aphasia? - Correct Ans...

The nurse is reviewing a new prescription for propranolol (Inderal) for a patient with coronary heart disease (CHD). The nurse should call the physician and question this prescription if the patient's history includes what information? 1. taking antioxidants 2. taking simvastatin (Zocor) 3. asthma and chronic obstructive pulmonary disease (COPD) 4. bleeding disorders correct answers 3 Class II beta-blockers such as propranolol are used to reduce heart rate and myocardial contractility an...

NURS 3000 FINAL EXAM QUESTIONS AND ANSWERS UPDATED (VERIFIED) What are the normal serum sodium levels? - ANSWER 135-145 mmol/L What are the normal serum potassium levels? - ANSWER 3.5-5 mmol/L what is normal glucose levels? - ANSWER 4-7 What is the normal pH of blood? - ANSWER 7.35-7.45 what is the normal PaCO2 value? - ANSWER 35-45 PaO2 normal range - ANSWER 75-100 mmHg What is the normal HCO3 value? - ANSWER 22-26 what is the normal level of hematocrit? - ANSWER Men- 41%-50% Women- 36...

P wave: PR interval: QRS complex: (ST segment) T wave: QT interval: correct answers • P wave - atrial depolarization and contraction • PR interval - time of travel from the SA node to AV node (.12-.2) • QRS - ventricular depolarization and contraction (.08-.12) - Note: Atrial repolarization occurs during this time, but cannot be seen on EKG • T wave - ventricular repolarization • QT interval - start of ventricular contraction to end of relaxation Systematic Approach to ana...