Sinus node - Study guides, Class notes & Summaries

What is the primary pacemaker? Correct Answer: SA Node What is a more medically correct term for the clotting of an artery? Correct Answer: Occlusion When the Atria depolarize (or contract), what is shown on the EKG tracing? Correct Answer: P wave An irregular heartbeat that is common among children is called _____ _____. Correct Answer: Sinus Arrhythmia 1 sm box on an EKG strip denotes 0.04 seconds of time. How long is this represented in millimeters? Correct Answer: 1 mm 2 What is...

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...

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)

BIO 669 Quiz 4- Cardiovascular Latest;(2024/2025) Questions and Answers / 100% Correct/ (78 Q & A) BIO 669 Quiz 4- Cardiovascular Latest;(2024/2025) Questions and Answers / 100% Correct/ (78 Q & A) 1. Which of the following conditions is the most immediately at risk for serious complications? a. Unstable angina b. Prinzmetal angina c. STEMI d. NSTEMI 2. Thromboangiitis obliterans (Buergers disease) is an autoimmune condition that is: a. A result of over activation of ...

MAYO ECG Exam Questions Correct Answers Current Update (Verified A+ Pass) PR interval represents: - Answers - electrical conduction time from the atria to the AV node Is atrial flutter benign? - Answers - no PR interval - Answers - .12-.20 QRS interval - Answers - <.12 What lead do you look at - Answers - V1 Interventions - Answers - assess the patient QRS wave - Answers - ventricular depolarization P wave - Answers - atrial depolarization AV node purpose - Answers ...

PCT NHA EXAM WITH 100% CORRECT ANSWERS 2023 1. The lavender-topped tube contains: a. No additive b. SPS c. Na+ citrate d. EDTA - Correct answer-d. EDTA 1. The additive in a gray-topped tube is: a. K+ oxalate b. Na+ citrate c. EDTA d. None of the above - Correct answer-a. K+ oxalate 1. Which of the needle has the largest gauge? a. 16 g b. 20 g c. 21 g d. 25 g - Correct answer-a. 16 g 1. Which of the following gauge needle is used for the typical adult venipuncture? a. 23 g b. 1...

Conduction System SA Node AV Node Bundle of His Right and Left bundle branches Purkinje Fibers SA Node primary pacemaker rate 60-100 Brainpower Read More Previous Play Next Rewind 10 seconds Move forward 10 seconds Unmute 0:00 / 0:15 Full screen AV Node slightly delays impulse from atria to ventricles Bundle of His conducts impulses to left and right bundle branches Purkinje Fibers relay impulses to ventricular myocardium Depolarization ...

TEST BANK - ALL ATI MED SURG PROCTORED EXAM 2019 CARDIOVASCULAR HEALTH STUDY GUIDE QUESTIONS AND ANSWERS (100%CORRECT). ATI MED SURG PROCTORED EXAM 2019 – CARDIO STUDY GUIDE A nurse is performing discharge teaching with a client who has an implantable cardioverter defibrillator (ICD) placed. Which client statement indicates effective teaching? Correct response: • "I'll keep a log of each time my ICD discharges." The nurse is caring for a client scheduled for a transesophageal echoca...

CCT-CCI questions with correct answers On a cardiac rhythm strip, which of the following can determine if the patients heart rate is regular? The RR intervals being equal. The PP intervals being equal. The RR intervals being unequal. Both A and B Answer If the RR or PP intervals are not equal, then the rhythm is irregular. One of the most uncommon rhythms that is always unequal is atrial fibrillation. If the physician orders a treatment for a patient that is supposed to help prevent ...

CARDIAC- HEALTHSTREAM TELEMETRY TEST EXAM 2023 along what axis is time measured in an EKG paper? - CORRECT ANSWER-across a horizontal axis what does each small square on an EKG strip represent? - CORRECT ANSWER-1 mm in length 0.04 seconds what does each large square on an EKG strip represent? - CORRECT ANSWER-5 mm in length 0.2 seconds how can a regular rhythm be calculated on an EKG strip? - CORRECT ANSWER-when the rhythm is regular, the heart rate is 250 divided by the number o...