Ecg provides - Study guides, Class notes & Summaries

Excitability - Answer- the ability of non-pacemaker heart cells to respond to an electrical impulse that begins in pacemaker cells. Depolarization - Answer- occurs when the normally negatively charged cells within the heart muscle develop a positive charge. Conductivity - Answer- the ability to send an electrical stimulus from cell membrane to cell membrane. As a result, excitable cells depolarize in rapid succession from cell to cell until all cells have depolarized. Ex: the wave of depol...

sinus rhythm regular rhythm Set by SA node at 60 to 100 bpm P waves normal normal qrs PR 0.12 - 0.2 normal qrs less than 0.10 wide qrs is greater than 0.12 Sinus Tachycardia 100-160 bpm SA node reduced time for ventricle filling assess for SOB or chest pain a prolonged QT interval more prone to arrhythmia NSR reflects the heart's normal electrical activity, providing synchrony between the atria and the ventricles. Sinus tachycardia occurs when the sinus no...

ECG provides correct answers a record of the electrical activity occurring in the heart throughout the cardiac cycle how an ECG is administered correct answers exercise technician can administer a resting 12-lead ECG test, but a highly-skilled and qualified physician should interpret the results (Heyward, 2010). The resting ECG provides baseline data (for future resting and exercise 12-lead ECG tests), and can also be used to detect contraindications to exercise testing Einthoven correct a...

Fundamentals of Nursing Final Exam Test Bank 2023/2024 (100 out of 100) Correct Answers. Chap 11 Question 1 The student is learning the steps of the nursing process. What is the first thing that the student should realize about the purpose of this process? 1. Deliver care to a client in an organized way. 2. Implement a plan that is close to the medical model. 3. Identify client needs and deliver care to meet those needs. 4. Make sure that standardized care is available to clients. Corre...

ATI Adv. Med-surg FINAL EXAM 1. A nurse in a burn treatment center is caring for a client who is admitted with severe burns to both lower extremities and is pending an escharotomy. The client’s spouse asks the nurse what the procedure entails. Which of the following nursing statements is appropriate? a. “large incisions will be made in the eschar to improve circulation” b. “ I can call the doctor back here if you want me to” c. “a piece of skin will be removed and grafted ov...

Relias ED RN A, Complete Test Fall 2023 What is the current recommended dose of intravenous or intraosseous epinephrine in adult patients with cardiac arrest? 10 mg every 10 minutes 1 mg every 3-5 minutes 1 mg every 7 minutes 0.1 mg every 2 minutes A patient with a traumatic brain injury (TBI) is MOST likely to suffer from what condition? Diabetes mellitus Cerebral palsy Diabetes Insipidus Myxedema coma A patient presents after sustaining a roll-over motor vehicle accident. Th...

New model for primary care collaborative health care, NPs, Pas, patient coordination. Policy to reduce adverse events associated with care transitions -Hospital Readmissions Reduction Program (HRRP) - provides hospitals with an incentive to improve their communication and care coordination and work more successfully with patients and caregivers on post-discharge planning IDEAL -I- include the patient and family as full partners in the discharge planning proces -D- discuss with the p...

1) A nurse is reviewing the techniques for transferring a client from a bed to a chair with a group of assistive personnel (AP). Which of the following instructions should the nurse include? ANS: Use lower-body strength RATIONALE: The nurse should instruct the AP to use lower-body strength when lifting a client to reduce stress on the back 2) A nurse is participating in a quality improvement study about the effectiveness of client pain management on the unit. Which of the following stra...

Midterm Exam: NSG120 / NSG 120 (Latest 2024 / 2025 Update) Nursing Pathophysiology Exam Review with Questions and Verified Answers | All Units Covered | 100% Correct | Grade A – Herzing Q: Obtaining a medical history First step in establishing a diagnosis Q: (complete blood count) Answer: evaluation of cellular components of the blood. Q: red blood cells, RBC indices, white blood cells, WBC differential, hemoglobin, hematocrit, and platelet count. Answer: 7 types of CBC Q: electrocardiogram (E...

ATI MED SURG CARDIOVASCULAR SYSTEM EXAM QUESTIONS WITH ANSWERS LATEST COMPLETE 2023 (Already RATED A+) A charge nurse is observing a newly licensed nurse administer an IV medication to a client who has an implanted venous access port. Which of the following observations requires intervention by the charge nurse? A solution of 5 mL heparin 1,000 units/mL has been prepared. 59. A nurse is caring for a client with heart failure whose telemetry reading displays a flattening of the T wave. Which...