Rhythmical Excitation of the Heart
... • The discharge rate of the sinus node is considerably faster than the natural selfexcitatory discharge rate of either the A-V node or the Purkinje fibers. • Under abnormal conditions, few other parts of the heart can exhibit intrinsic rhythmical excitation in the same way like the sinus nodal fiber ...
... • The discharge rate of the sinus node is considerably faster than the natural selfexcitatory discharge rate of either the A-V node or the Purkinje fibers. • Under abnormal conditions, few other parts of the heart can exhibit intrinsic rhythmical excitation in the same way like the sinus nodal fiber ...
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... 28. Name the 4 basic types of tissue types mammals have? -epithelial, connective, muscle, and nerve 29. What are the tiny wave-like hairs that line the nostrils? -cilia 30. What is an interruption in blood flow in the heart? -heart murmur 31. When was the first federal law dealing with the humane tr ...
... 28. Name the 4 basic types of tissue types mammals have? -epithelial, connective, muscle, and nerve 29. What are the tiny wave-like hairs that line the nostrils? -cilia 30. What is an interruption in blood flow in the heart? -heart murmur 31. When was the first federal law dealing with the humane tr ...
ePapyrus PDF Document
... Department of Pediatrics, Cardiac and Vascular Center, Samsung Medical Center, Sungkyunkwan University School of Medicine, Seoul, Korea ...
... Department of Pediatrics, Cardiac and Vascular Center, Samsung Medical Center, Sungkyunkwan University School of Medicine, Seoul, Korea ...
ERT Critical Care Consult
... to diagnose and follow CM Electrocardiography (ECG or EKG) can be helpful to screen for CM, but cannot diagnose CM Other tests can also be used (ex.- cardiac MRI) but are usually not necessary or practical Simple tests are also very useful- chest x-ray, some basic blood tests (if organs do not recei ...
... to diagnose and follow CM Electrocardiography (ECG or EKG) can be helpful to screen for CM, but cannot diagnose CM Other tests can also be used (ex.- cardiac MRI) but are usually not necessary or practical Simple tests are also very useful- chest x-ray, some basic blood tests (if organs do not recei ...
The Ciculatory System
... • Veins transport blood _______ from the heart low pressure vessels • Veins are _____ valves • Veins have ______ ...
... • Veins transport blood _______ from the heart low pressure vessels • Veins are _____ valves • Veins have ______ ...
Podstawy patofizjologii chorób serca
... Cardiac pacemaker cells # generate and conduct electrical impulses # are not contractile Cardiac myocytes # main function - contraction # may conduct electrical activity # can generate electrical activity in specific circumstances ...
... Cardiac pacemaker cells # generate and conduct electrical impulses # are not contractile Cardiac myocytes # main function - contraction # may conduct electrical activity # can generate electrical activity in specific circumstances ...
Feel your heart beat at apex - Grosse Pointe Public School System
... dominates the inferior surface ...
... dominates the inferior surface ...
BIO 202 STUDENT LECTURE NOTES Lecture: Heart l Heart
... - also know how blood flows through the heart and how the valves open and close as the heart contracts / relaxes left and right atria – atria are the _______________________chambers; between them is the ______________ septum left and right ventricles – ventricles are the ______________ chambers; bet ...
... - also know how blood flows through the heart and how the valves open and close as the heart contracts / relaxes left and right atria – atria are the _______________________chambers; between them is the ______________ septum left and right ventricles – ventricles are the ______________ chambers; bet ...
Corlanor - Blue Cross and Blue Shield Federal Employee Program
... Corlanor if atrial fibrillation develops. Bradycardia, sinus arrest and heart block have occurred with Corlanor. Risk factors for bradycardia include sinus node dysfunction, conduction defects (e.g., 1st or 2nd degree atrioventricular block, bundle branch block), ventricular dyssynchrony and use of ...
... Corlanor if atrial fibrillation develops. Bradycardia, sinus arrest and heart block have occurred with Corlanor. Risk factors for bradycardia include sinus node dysfunction, conduction defects (e.g., 1st or 2nd degree atrioventricular block, bundle branch block), ventricular dyssynchrony and use of ...
Pathophysiology Cardiac Study Guide
... 32. What is the Atrioventricular node (AV) 33. Describe the electrical impulse of the heart for one complete beat. 34. Describe the purpose and internal actions of the refractory period. 35. Explain the series of the ECG waves and what happens in each part of the P-QRS-T waves 36. What is a normal s ...
... 32. What is the Atrioventricular node (AV) 33. Describe the electrical impulse of the heart for one complete beat. 34. Describe the purpose and internal actions of the refractory period. 35. Explain the series of the ECG waves and what happens in each part of the P-QRS-T waves 36. What is a normal s ...
Atrial Fibrillation - Anticoagulation Europe
... If you are healthy and your heart is working normally you are likely to have a regular resting heart rate of around 60 to 90 beats per minute. If you are experiencing atrial fibrillation (AF), however, you may notice your heartbeat becoming irregular and speeding up for no apparent reason. These fee ...
... If you are healthy and your heart is working normally you are likely to have a regular resting heart rate of around 60 to 90 beats per minute. If you are experiencing atrial fibrillation (AF), however, you may notice your heartbeat becoming irregular and speeding up for no apparent reason. These fee ...
2. A condition in which one or both of the cusps of the mitral vlave is
... 48. Muscular layer of the heart wall. 2. A condition in which one or both of the cusps of the 49. The volume of blood pumped during each cardiac mitral valve is stretched so that it bulges in to the left cycle (70 ml) is called the ___ volume. atrium during contraction. 52. Thin connective tissue kn ...
... 48. Muscular layer of the heart wall. 2. A condition in which one or both of the cusps of the 49. The volume of blood pumped during each cardiac mitral valve is stretched so that it bulges in to the left cycle (70 ml) is called the ___ volume. atrium during contraction. 52. Thin connective tissue kn ...
DYSRHYTHMIAS
... • All complexes are normal, but the heart rate is irregular. • The rate increases with inspiration and decreases with ...
... • All complexes are normal, but the heart rate is irregular. • The rate increases with inspiration and decreases with ...
ECG Presentation
... Sinus rhythm or not? Where does the majority of electrical activity point? P wave: How big are the atria? PR interval: How healthy is the AV node? QRS wave: Is there abnormal conduction or a ventricular source? QT: Long is bad Ischemia and hypertrophy ...
... Sinus rhythm or not? Where does the majority of electrical activity point? P wave: How big are the atria? PR interval: How healthy is the AV node? QRS wave: Is there abnormal conduction or a ventricular source? QT: Long is bad Ischemia and hypertrophy ...
The Cardiovascular System: The Heart
... – Is stimulated by nerves and is self-excitable (automaticity) – Contracts as a unit – Has a long (250 ms) absolute refractory period ...
... – Is stimulated by nerves and is self-excitable (automaticity) – Contracts as a unit – Has a long (250 ms) absolute refractory period ...
CATHETER ABLATION for SUPRAVENTRICULAR TACHYCARDIA
... the electrocardiogram (ECG) obtained at a time when your heart is racing, as well as the ECG obtained at normal times, may give us hints as to the type of abnormal electrical pathway(s) you have. Interestingly, most individuals who have these abnormal electrical pathways within their hearts have oth ...
... the electrocardiogram (ECG) obtained at a time when your heart is racing, as well as the ECG obtained at normal times, may give us hints as to the type of abnormal electrical pathway(s) you have. Interestingly, most individuals who have these abnormal electrical pathways within their hearts have oth ...
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... VT was always preceded by a pause or bradycardia, suggesting early after repolarization as a true VT mechanism. In this case, our attempt to control AF rate was eventually triggering polymorphic VT. If her heart rate was not fast enough without the presence of AF, polymorphic VT and sudden cardiac d ...
... VT was always preceded by a pause or bradycardia, suggesting early after repolarization as a true VT mechanism. In this case, our attempt to control AF rate was eventually triggering polymorphic VT. If her heart rate was not fast enough without the presence of AF, polymorphic VT and sudden cardiac d ...
Palpitation
... the palpitations somehow? (Often, people discover they can terminate their palpitations with a vagal maneuver, such as a Valsalva maneuver “holding breath”, a cough, or swallow) ...
... the palpitations somehow? (Often, people discover they can terminate their palpitations with a vagal maneuver, such as a Valsalva maneuver “holding breath”, a cough, or swallow) ...
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... o Heart relaxes and fills with blood to be ejected during the nest systolic contraction ...
... o Heart relaxes and fills with blood to be ejected during the nest systolic contraction ...
Arrhythmias and Palpitations
... are normal and of no concern. For example, “sinus arrhythmia” is normal in children. This arrhythmia consists of normal changes in heart rate that occur with each breath. Athletes may have “sinus bradycardia,” which means that their heart rate is slow because of their good physical condition. Occasi ...
... are normal and of no concern. For example, “sinus arrhythmia” is normal in children. This arrhythmia consists of normal changes in heart rate that occur with each breath. Athletes may have “sinus bradycardia,” which means that their heart rate is slow because of their good physical condition. Occasi ...
Heart Physiology Notes for students
... _____________________: carry blood away from the heart walls usually ________________ than those of veins ________________________: extend and branch through tissues and directly serve the needs of the body cells ___________________: drain the tissues and return the blood to the heart ...
... _____________________: carry blood away from the heart walls usually ________________ than those of veins ________________________: extend and branch through tissues and directly serve the needs of the body cells ___________________: drain the tissues and return the blood to the heart ...
Document
... An ICD is used in patients at risk for: 1. Ventricular tachycardia (>100 bpm) 2. Ventricular fibrillation 3. Sudden cardiac death caused by arrhythmias An ICD is made up of two parts: 1. Pulse generator – battery plus circuits 2. One or two leads (wires) How the ICD Works: 1. Leads monitor your hear ...
... An ICD is used in patients at risk for: 1. Ventricular tachycardia (>100 bpm) 2. Ventricular fibrillation 3. Sudden cardiac death caused by arrhythmias An ICD is made up of two parts: 1. Pulse generator – battery plus circuits 2. One or two leads (wires) How the ICD Works: 1. Leads monitor your hear ...