What is sa node - Study guides, Class notes & Summaries

A & P 2 Straighterline Final Exam Questions and Answers / Straighterline Anatomy and Physiology When erythrocytes are destroyed, which of the following events occurs? -ANS>> The globin portion of the molecule is broken down into amino acids. Type AB blood -ANS>> has both A and B antigens on the red cells In the platelet release reaction, -ANS>> ADP and thromboxanes stimulate other platelets to become activated. The hematocrit is -ANS>> d. the percentage of RBC...

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...

NUR 425 Exam 3 Questions and Answers | Latest Update | 2024/2025 | Already Passed What is CABG? (Coronary Artery Bypass Graft) Improves blood flow to heart. Healthy vessel from the body is connected to the blocked coronary artery, creating a new path for oxygenated blood to flow to the heart. what should the nurse monitor after a CABG? circulation LOC incision BP pain chest tube drain i's&o's electrolytes what patient education should we provide after a CABG? smoking cessat...

HEALTHSTREAM TELEMETRY & ECG EXAM 2023/2024 Mechanical & Electrical Activity - CORRECT ANSWER-- Correlation between the electrical and mechanical functions of the heart - Electrical activity stimulates the heart to contract - Electrocardiogram (ECG) show both functions - Electrical pulse= action potntial Cardiac Monitoring - CORRECT ANSWER-- Used to diagnose dysrhythmias, chamber enlargement, MI/myocardial ischemia, monitor effects of electrolyte imbalances of medication administrat...

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 ...

CALAOMS FINAL EXAM QUESTIONS AND ANSWERS LATEST UPDATE 2023-2024. Name the two systems that comprise the autonomic nervous system: - Answer Parasympathetic and sympathetic The heart is divided into _____ chambers. The upper chambers are called _____ while the lower chambers are called _____. - Answer 4, atria, ventricles Continue the pathway of the blood flow: From the lungs where it picked up oxygen, blood travels through the _____ vein to the _____ atrium, past the _____ valve to the ___...

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...

What period follows depolarization of the myocardium and represents a period during which no new cardiac potential can be propagated? Correct! Refractory Threshold Sinoatrial (SA) Hyperpolarization During the refractory period, no new cardiac action potential can be initiated by a stimulus. This selection is the only option that accurately identifies the period described in the question. Question 2 2 / 2 pts What is the suggested mean blood pressure for an 8- to 9-year-old ch...

A&P 2 Straighterline Final Exam Study Guide | 100% Correct Answers | Verified | Latest 2024 Version When erythrocytes are destroyed, which of the following events occurs? - The globin portion of the molecule is broken down into amino acids. Type AB blood - has both A and B antigens on the red cells In the platelet release reaction, - ADP and thromboxanes stimulate other platelets to become activated. The hematocrit is - d. the percentage of RBCs in a given volume of blood. What v...

AMCA EKG - Practice Exam New Questions 2024 with 100% Correct Answers | Verified | Latest Update | 100% Pass | Already Graded A+ what is the most accurate method for acquiring heart rate? 1500 method As an impulse moves toward a positive electrode it produces what type of deflection? upward on ECG papers horizontal measurements are used to determine what? heart rate the initiation of the impulse in the SA Node and its movement through the atria produce? P-wave repolarization of the ventric...