Av node Study guides, Class notes & Summaries

Test Bank For Clinical Guidelines in Primary Care 4th Edition by Amelie Hollier, A+ guide. Chapter 1 Cardiovascular Disorders MULTIPLE CHOICE 1.The nurse is aware that the muscle layer of the heart, which is responsible for the hearts contraction, is the: a. endocardium. b. pericardium. c. mediastinum. d. myocardium. ANS: D The myocardium is the specialized muscle layer that allows the heart to contract. 2.The nurse clarifies that the master pacemaker of the heart is the: a. left ventricle. b. a...

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...

Midterm/ Final Exam: NR 509 / NR509 (Latest 2023/2024) Advanced Physical Assessment Quiz Bank | Questions and Verified Answers with Rationales | Chamberlain College A patient has been diagnosed with venous stasis. Which of these findings would the nurse most likely observe? a. Unilateral cool foot b. Thin, shiny, atrophic skin c. Pallor of the toes and cyanosis of the nail beds d. Brownish discoloration to the skin of the lower leg Answer: D A brown ...

Relias Dysrhythmia Basic Test Answers normal sinus rhythm heart rhythm originating in the sinoatrial node with a rate in patients at rest of 60 to 100 beats per minute Sinus Arrhythmia Appearance is ALMOST NORMAL: Respiratory – Circulatory interaction Rate INCREASES with INSPIRATION (IN=IN) Sinus Bradycardia <60 normal sinus rhythm Sinus Tachycardia >100 (100-150) normal sinus rhythm Premature Atrial Contraction (PAC) Heart Rate: Depends on underlying rhythm ...

MAYO ECG Exam Tested Questions & Revised Correct Answers < UPDATED & ALREADY PASSED > PR interval represents: - ANSWER : electrical conduction time from the atria to the AV node Is atrial flutter benign? - ANSWER : no PR interval - ANSWER : .12-.20 QRS interval - ANSWER : <.12 What lead do you look at - ANSWER : V1 Interventions - ANSWER : assess the patient QRS wave - ANSWER : ventricular depolarization P wave - ANSWER : atrial depolarization AV node purpose - ANSWER : de...

allows blood to flow directly from the right atrium into the left atrium to bypass pulmonary circulation - foramen ovale carries blood from the umbilical vein to inferior vena cava; allows some blood to bypass the liver - ductus venosus atrial contraction; systole; p wave - atrial depolarization max volume of air that can be exhaled following maximal inhalation - vital capacity allows blood in pulmonary artery to flow directly into the descending aorta to bypass the pulmonary circula...

HESI A2 ENTRANCE EXAMS ALL SUBJECT COVERED HESI A2 VERSION1 Have you ever wondered why the whistle of a traveling, distant locomotive predicts its approach several yards before anyone actually sees it? Or why an oncoming ambulance’s screaming siren is heard momentarily several feet before the ambulance comes into full view, before it passes you, and why its siren is still heard faintly well after the ambulance is out of sight? What you are witnessing is a scientific phenomenon known as ...

What is the most reliable method of confirming and montioring correct placement of an ET tube? - Answer- Continuous waveform capnography The upper airway consists of... - Answer- Nose, Mouth, Jaw, Oral Cavity, Pharynx, and Larynx No gas exchange occurs here __________, it's called ____________. - Answer- Nose to terminal bronchioles, anatomical dead space. (2ml/kg of inspired tidal volume) They conduct airflow towards gas exchange units. Crycothyroid membrane - Answer- between thyroid ...

CARDIAC HEALTHSTREAM TELEMETRY EXAM Q & A 2023/2024 Normal Conduction System - CORRECT ANSWER--SA Node = Primary Pacemaker of the Heart, rate of 60-100 bpm -Internodal Pathways = Pathways connecting SA Node and AV Node -AV Node = Backup pacemaker, rate of 40-60 bpm -Bundle of His = splits nerve fibers down Left & Right Sides, His-Purkinje is conduction system of heart -L & R Bundle Brancehs = lead to left & right of the myocardium -Purkinje Fibers / Network = ends of the muscle, last...

ATI PHARMACOLOGY CMS PRACTICE EXAM FORM A| 2023/ 2024 NEW!!! QUESTIONS AND 100% CORRECT VERIFIED ANSWERS 1. A nurse is collecting data from a client who has Parkinson's disease and is taking levodopa/carbidopa. The nurse should identify which of the following findings as an adverse effect of this medication? a. Dark urine b. Hypertension c. Increased salvation d. Bradycardia: ~ Answer: Dark urine Rat: The nurse should identify that levodopa/carbidopa can cause a darkeni...