The Heart
... ◦ The degree of stretch in the heart before it contracts More stretch means more forceful contraction ◦ The forcefulness of contraction of individual ventricular muscle fibers ◦ The pressure required to eject blood from the ventricle ...
... ◦ The degree of stretch in the heart before it contracts More stretch means more forceful contraction ◦ The forcefulness of contraction of individual ventricular muscle fibers ◦ The pressure required to eject blood from the ventricle ...
Fact Sheet 58| PRIMARY ARRHYTHMOGENIC DISORDERS In
... This prolonged Q-T interval can increase the risk for a type of arrhythmia known as ventricular fibrillation meaning fast, chaotic heartbeats due to rapid, uncoordinated contractions of the ventricles. Ventricular fibrillation means that the heart cannot pump enough oxygen-rich blood to the rest of ...
... This prolonged Q-T interval can increase the risk for a type of arrhythmia known as ventricular fibrillation meaning fast, chaotic heartbeats due to rapid, uncoordinated contractions of the ventricles. Ventricular fibrillation means that the heart cannot pump enough oxygen-rich blood to the rest of ...
The Cardiovascular System
... Pacemaker determines heart rate Wave of excitation across both atria causes them to contract ...
... Pacemaker determines heart rate Wave of excitation across both atria causes them to contract ...
CARDIMAX
... shown to have remarkable effects in both induced and spontaneous animal models of hypertension. These benefits seem to be related to quercetin’s antioxidant properties which result in endothelial and endorgan protection. ...
... shown to have remarkable effects in both induced and spontaneous animal models of hypertension. These benefits seem to be related to quercetin’s antioxidant properties which result in endothelial and endorgan protection. ...
Chapter 4 Cardiovascular
... Electrocardiogram (ECG/EKG) - tracing made by the instrument (electrocardiograph) that measures the small electrical current made by heart muscle contractions • PQRST WAVE (Figure 4-13) • P = SA node fires and atria contract • QRS = ventricles contract • T = ventricles prepare for next contraction ...
... Electrocardiogram (ECG/EKG) - tracing made by the instrument (electrocardiograph) that measures the small electrical current made by heart muscle contractions • PQRST WAVE (Figure 4-13) • P = SA node fires and atria contract • QRS = ventricles contract • T = ventricles prepare for next contraction ...
Stress Echocardiogram Consent Form
... disease) in the heart already. There is a small risk of muscle or joint injury. Please advise staff if you have any of the following conditions. Stress testing should not be performed in the following situations: Very recent heart attack (within 2 days). Unstable chest pain (angina) not yet sett ...
... disease) in the heart already. There is a small risk of muscle or joint injury. Please advise staff if you have any of the following conditions. Stress testing should not be performed in the following situations: Very recent heart attack (within 2 days). Unstable chest pain (angina) not yet sett ...
Board Review: Cardiac testing Arrhythmias
... Amiodarone is the best option for managing symptomatic afib in the setting of heart failure. Patients with heart failure and MI are at increased risk for development of afib. Although amio has may extracardiac side effects, it is most effective agent for preventing afib recurrences, and it is one of ...
... Amiodarone is the best option for managing symptomatic afib in the setting of heart failure. Patients with heart failure and MI are at increased risk for development of afib. Although amio has may extracardiac side effects, it is most effective agent for preventing afib recurrences, and it is one of ...
Electrophysiology Part 2 Worksheet Answers
... 9. The LCA supplies the left atrium, left ventricle, interventricular septum, and part of the right ventricle. It also supplies the pulmonary artery and aortic root. The LCA divides into the LAD and the circumflex artery. The LAD supplies the anterior, lateral, and apical wall of the left ventricle ...
... 9. The LCA supplies the left atrium, left ventricle, interventricular septum, and part of the right ventricle. It also supplies the pulmonary artery and aortic root. The LCA divides into the LAD and the circumflex artery. The LAD supplies the anterior, lateral, and apical wall of the left ventricle ...
***** 1 - PPt4WEB.ru
... strong heart palpitations, especially in the supine position, with anxiety and shortness of breath - the main indications for the use of this plant. But flatulence and gastrointestinal diseases are quite suitable for use. When mixed with valerian and hawthorn it is used as a means to strengthen the ...
... strong heart palpitations, especially in the supine position, with anxiety and shortness of breath - the main indications for the use of this plant. But flatulence and gastrointestinal diseases are quite suitable for use. When mixed with valerian and hawthorn it is used as a means to strengthen the ...
paroxysmal supraventricular tachycardia in the rural
... 1. Facial cooling: fill a polythene bag with cold water and ice cubes, place it on the face so that the forehead, eyes, nose, mouth and cheeks are covered; leave for 15 seconds and monitor ECG. 2. Immersion (infants): wrap the trunk and limbs in a towel and immerse head and face completely in a wa ...
... 1. Facial cooling: fill a polythene bag with cold water and ice cubes, place it on the face so that the forehead, eyes, nose, mouth and cheeks are covered; leave for 15 seconds and monitor ECG. 2. Immersion (infants): wrap the trunk and limbs in a towel and immerse head and face completely in a wa ...
Slide 1
... A Syndrome of Epidemic Proportions • Approximately 4.9 million cases in the United States today • Over 400,000 new cases per year • The most common cause of hospitalization in people over 65 years • Increasing numbers of CHF patients due to the aging population ...
... A Syndrome of Epidemic Proportions • Approximately 4.9 million cases in the United States today • Over 400,000 new cases per year • The most common cause of hospitalization in people over 65 years • Increasing numbers of CHF patients due to the aging population ...
22) Where are natural pacemaker cells are located
... 32) PR interval is mainly determined by the conduction velocity in ____. a. SA node b. atria c. AV node d. ventricles 33) Can the tricuspid, mitral, aortic, and pulmonary valves be open simultaneously at any instant? a. yes b. no 34) During ventricular ejection, ____. a. ventricular volume increases ...
... 32) PR interval is mainly determined by the conduction velocity in ____. a. SA node b. atria c. AV node d. ventricles 33) Can the tricuspid, mitral, aortic, and pulmonary valves be open simultaneously at any instant? a. yes b. no 34) During ventricular ejection, ____. a. ventricular volume increases ...
Ventricular Tachycardia – Life Threatening Cardiac Arrhythmia – A
... Ventricular tachycardia (VT) & ventricular fibrillation (VF) are the most common immediate life threatening complications after acute myocardial infarction. These complications occur in about 5-10% of patients who admitted in hospital and are thought to the major causes of death who die before reach ...
... Ventricular tachycardia (VT) & ventricular fibrillation (VF) are the most common immediate life threatening complications after acute myocardial infarction. These complications occur in about 5-10% of patients who admitted in hospital and are thought to the major causes of death who die before reach ...
The Conducting System - Cardiac and Stroke Networks in
... myocardium tadpole shaped 2 X 5 mm endocardial, septum at junction of atria and ventricles ...
... myocardium tadpole shaped 2 X 5 mm endocardial, septum at junction of atria and ventricles ...
EP Study Protocol
... are observed during spontaneous episodes or at the time of the EP study. It could be polymorphic with variations in the amplitude of the QRS complexes showing a torsade de pointes-like pattern. Ventricular tachycardia amplitude and direction could be alternating from beat to beat. The form reporting ...
... are observed during spontaneous episodes or at the time of the EP study. It could be polymorphic with variations in the amplitude of the QRS complexes showing a torsade de pointes-like pattern. Ventricular tachycardia amplitude and direction could be alternating from beat to beat. The form reporting ...
The Heartbeat
... there is a slight delay as the impulse passes through the bundle of His that allows the atria to finish their contraction before the ventricles begin to contract. ...
... there is a slight delay as the impulse passes through the bundle of His that allows the atria to finish their contraction before the ventricles begin to contract. ...
Document
... Autonomic Nervous System Let’s begin chapter-25 … the ANS made up of 2-parts: Sympathetic Parasympathetic * If one system stimulates a function, the other tends to inhibit it … they oppose each other ----------- see Table 25-1 for examples ----------- ...
... Autonomic Nervous System Let’s begin chapter-25 … the ANS made up of 2-parts: Sympathetic Parasympathetic * If one system stimulates a function, the other tends to inhibit it … they oppose each other ----------- see Table 25-1 for examples ----------- ...
Beta Blockers CAUSE Heart Attacks
... the time of surgery are four times more likely to suffer heart attacks and death than patients who are not given such drugs, according to a study conducted by researchers from the Veterans Affairs (VA) Boston Health Care System and published in the journal Archives of Surgery. Because many surgeries ...
... the time of surgery are four times more likely to suffer heart attacks and death than patients who are not given such drugs, according to a study conducted by researchers from the Veterans Affairs (VA) Boston Health Care System and published in the journal Archives of Surgery. Because many surgeries ...
No Slide Title
... over-heated, along with sweating, to reduce body heat. In that case the warm blood from the deeper layer is shunted into, rather than away from, the papillary layer so that the cooling effect of evaporating sweat will be maximized as the warm blood passes through the cooler dermal capillary loops be ...
... over-heated, along with sweating, to reduce body heat. In that case the warm blood from the deeper layer is shunted into, rather than away from, the papillary layer so that the cooling effect of evaporating sweat will be maximized as the warm blood passes through the cooler dermal capillary loops be ...
Anatomy and Electrophysiology of the Heart
... • Rate and strength of myocardial contractions can be influenced by autonomic nervous system. – Two divisions are the sympathetic and parasympathetic nervous systems. ...
... • Rate and strength of myocardial contractions can be influenced by autonomic nervous system. – Two divisions are the sympathetic and parasympathetic nervous systems. ...
Objectives ACLS Medications
... • Type I (Wenchebach/Mobitz I) • Type II (Mobitz II) • Third-degree AV block ...
... • Type I (Wenchebach/Mobitz I) • Type II (Mobitz II) • Third-degree AV block ...
Heart
... 1. Subendocardial connective tissue area 2. fewer myofibrils (more space within each cell) 3. glycogen & mitochondria numerous 4. no intercalated discs; but desmosomes and gap junctions 5. can be bi-nucleate B. Sinoatrial node (SA node) 1. normal pacemaker (Atria to ventricles) C. Atrioventricular n ...
... 1. Subendocardial connective tissue area 2. fewer myofibrils (more space within each cell) 3. glycogen & mitochondria numerous 4. no intercalated discs; but desmosomes and gap junctions 5. can be bi-nucleate B. Sinoatrial node (SA node) 1. normal pacemaker (Atria to ventricles) C. Atrioventricular n ...
Life-Span Changes
... Arrhythmia: Any disturbance of the normal heart rhythm Symptoms: • Palpitations (awareness of the heartbeat) • Dizziness and syncope (fainting) ...
... Arrhythmia: Any disturbance of the normal heart rhythm Symptoms: • Palpitations (awareness of the heartbeat) • Dizziness and syncope (fainting) ...