Chapter 20
... --Purkinje Fibers: from bundle branches *pacemaker rates: 20-40 times/minute (fibers in ventricles) *Conduction speed: FASTEST 4 m/s --Timing of Atrial and Ventricular Excitation *50msec spreads through both atria and down to AV node *100msec DELAY at AV node due to smaller diameter fibers (atria ca ...
... --Purkinje Fibers: from bundle branches *pacemaker rates: 20-40 times/minute (fibers in ventricles) *Conduction speed: FASTEST 4 m/s --Timing of Atrial and Ventricular Excitation *50msec spreads through both atria and down to AV node *100msec DELAY at AV node due to smaller diameter fibers (atria ca ...
Document
... Characterized by primary decrease in ventricular compliance, resulting in impaired ventricular filling during diastole. • It is the least common type of Cardiomyopathy. • The problem is a stiff and inelastic ventricle that can be filled only with great effort. • Myocardial contractility, although of ...
... Characterized by primary decrease in ventricular compliance, resulting in impaired ventricular filling during diastole. • It is the least common type of Cardiomyopathy. • The problem is a stiff and inelastic ventricle that can be filled only with great effort. • Myocardial contractility, although of ...
accelerated conduction
... Irregularly irregular, wide complex tachycardia. Impulses from the atria are conducted to the ventricles via either both the AV node and Accessory pathway producing a broad fusion complex. or just AV node producing a narrow complex (without -wave). or just Accessory pathway producing a very b ...
... Irregularly irregular, wide complex tachycardia. Impulses from the atria are conducted to the ventricles via either both the AV node and Accessory pathway producing a broad fusion complex. or just AV node producing a narrow complex (without -wave). or just Accessory pathway producing a very b ...
Heart Failure Guidelines
... o Hydralazine/isosorbide dinitrate o ACE inhibitor and ARB o Digitalis 9. In selected patients Cardiac resynchronization therapy Implantable cardioverter-Defibrillator Revascularization or vascular surgery ...
... o Hydralazine/isosorbide dinitrate o ACE inhibitor and ARB o Digitalis 9. In selected patients Cardiac resynchronization therapy Implantable cardioverter-Defibrillator Revascularization or vascular surgery ...
Detection of Recurrent Atrial Fibrillation Utilizing Novel
... given a new prescription for a higher dose of Metoprolol as well as an additional prescription for a calcium channel blocker to maintain his ventricular rate control. The patient was also instructed to follow up with his primary cardiologist upon discharge. ...
... given a new prescription for a higher dose of Metoprolol as well as an additional prescription for a calcium channel blocker to maintain his ventricular rate control. The patient was also instructed to follow up with his primary cardiologist upon discharge. ...
Cardiovascular system Cardiac muscle
... ECG: P waves (atrial depolarization) are followed faithfully by QRS (ventricular depolarization) and T waves (ventricular repolarization). ...
... ECG: P waves (atrial depolarization) are followed faithfully by QRS (ventricular depolarization) and T waves (ventricular repolarization). ...
6-CARDIAC_OUTPUT
... within the circulatory system that can affect or alter these factors. Severe hemorrhage or shock, heart damage or extreme infections can change the heart's ability to pump effectively. It is affected by cardiac contractility, preload, and afterload. ...
... within the circulatory system that can affect or alter these factors. Severe hemorrhage or shock, heart damage or extreme infections can change the heart's ability to pump effectively. It is affected by cardiac contractility, preload, and afterload. ...
VT IN ABSENCE OF STRUCTURAL HEART DISEASE BY DR
... Beginning of QRS to earliest maximal deflection in any precordial leads / QRS duration. (> 0.55) (sensitivity of 100%, specificity of 98%) • Shortest precordial complex: Interval from earliest ventricular activation to the 1st S wave in any precordial lead. (> 121 ms) Daniels and colleagues ...
... Beginning of QRS to earliest maximal deflection in any precordial leads / QRS duration. (> 0.55) (sensitivity of 100%, specificity of 98%) • Shortest precordial complex: Interval from earliest ventricular activation to the 1st S wave in any precordial lead. (> 121 ms) Daniels and colleagues ...
Cardiac murmurs in children
... When a heart murmur is the result of a valve that leaks or does not open properly, there is abnormal blood flow within the heart. The blood flow is turbulent and pediatric cardiologists can hear this turbulence with a stethoscope. When the heart murmur is the result of an abnormal communication betw ...
... When a heart murmur is the result of a valve that leaks or does not open properly, there is abnormal blood flow within the heart. The blood flow is turbulent and pediatric cardiologists can hear this turbulence with a stethoscope. When the heart murmur is the result of an abnormal communication betw ...
Physiology Lec.(2) Dr.Rafah Sami
... called period of ejection most of ejection occurs during the first part of this period then followed by a period of slow ejection. the last period of systole is called a period of isovolumic relaxation and is caused by ventricular relaxation ,causes the ventricular pressure to fall below the aortic ...
... called period of ejection most of ejection occurs during the first part of this period then followed by a period of slow ejection. the last period of systole is called a period of isovolumic relaxation and is caused by ventricular relaxation ,causes the ventricular pressure to fall below the aortic ...
Escape-capture bigeminy caused by blocked - Heart
... the first sinus beat of the next ensuing 3: I sequence. 2) A basic 3:2 atrioventricular block; the blocked impulse allowing an atrioventricular nodal (or ventricular) escape beat which is coincident with, and dissociated from, the next sinus impulse - the first of the ensuing 3:2 atrioventricular se ...
... the first sinus beat of the next ensuing 3: I sequence. 2) A basic 3:2 atrioventricular block; the blocked impulse allowing an atrioventricular nodal (or ventricular) escape beat which is coincident with, and dissociated from, the next sinus impulse - the first of the ensuing 3:2 atrioventricular se ...
Chapter 13 The Heart and Heart Disease
... • Complete heart block—impaired AV node conduction, producing complete dissociation of P waves from QRS complexes • Can be treated by implanting an artificial pacemaker ...
... • Complete heart block—impaired AV node conduction, producing complete dissociation of P waves from QRS complexes • Can be treated by implanting an artificial pacemaker ...
transient inverted t waves after paroxysmal tachycardia - Heart
... Graybiel and White (1934) have stressed that care must be' taken in the diagnosis of serious heart disease when inverted T1 or T2 waves are the only abnormal finding, and that this inversion is not invariably associated with organic disease. They cited two cases of paroxysmal tachycardia in young ro ...
... Graybiel and White (1934) have stressed that care must be' taken in the diagnosis of serious heart disease when inverted T1 or T2 waves are the only abnormal finding, and that this inversion is not invariably associated with organic disease. They cited two cases of paroxysmal tachycardia in young ro ...
Paediatric Cardiology for General Paediatrics
... ECG with QTc >0.46 seconds Frequently finding abnormal T wave Bradycardia (20%) ...
... ECG with QTc >0.46 seconds Frequently finding abnormal T wave Bradycardia (20%) ...
heart health
... in the West, a deadly and disabling condition. A huge problem in the UK and the United States. Too little exercise, has been directly associated with heart failure. Around ten percent of Heart Failure patients die every year. ...
... in the West, a deadly and disabling condition. A huge problem in the UK and the United States. Too little exercise, has been directly associated with heart failure. Around ten percent of Heart Failure patients die every year. ...
Ch 11- Cardiovascular System
... CAD is a narrowing of coronary arteries due to plaque build up Causes chest pain (_________), shortness of breath, and myocardial infarctions (MIs or heart attacks) Risk factors include smoking, high cholestorol, high blood pressure, physical inactivity, obesity, and diabetes CABG pronounced “cabbag ...
... CAD is a narrowing of coronary arteries due to plaque build up Causes chest pain (_________), shortness of breath, and myocardial infarctions (MIs or heart attacks) Risk factors include smoking, high cholestorol, high blood pressure, physical inactivity, obesity, and diabetes CABG pronounced “cabbag ...
Atrial Fibrillation - Upstate Medical University
... The goal of this option is to control the symptoms, it is not a cure for the atrial fibrillation itself. ...
... The goal of this option is to control the symptoms, it is not a cure for the atrial fibrillation itself. ...
Outpatient Approach to Palpitations
... Palpitations are a common problem seen in family medicine; most are of cardiac origin, although an underlying psychiatric disorder, such as anxiety, is also common. Even if a psychiatric comorbidity does exist, it should not be assumed that palpitations are of a noncardiac etiology. Discerning cardi ...
... Palpitations are a common problem seen in family medicine; most are of cardiac origin, although an underlying psychiatric disorder, such as anxiety, is also common. Even if a psychiatric comorbidity does exist, it should not be assumed that palpitations are of a noncardiac etiology. Discerning cardi ...
Heart Attack - Coffee Regional Medical Center
... Not all people who have heart attacks experience the same symptoms or experience them to the same degree. Some people have no symptoms at all, while for others, the first sign may be sudden. Some people have mild pain, while others experience severe pain. A heart attack can occur anytime — at work o ...
... Not all people who have heart attacks experience the same symptoms or experience them to the same degree. Some people have no symptoms at all, while for others, the first sign may be sudden. Some people have mild pain, while others experience severe pain. A heart attack can occur anytime — at work o ...
Wolff–Parkinson–White syndrome presenting as atrial fibrillation in a
... The electrical impulse then moves to an area known as the atrio-ventricular node (AVN) where is held up for a brief period. This delay is recorded as a PR interval. It represents the time frame from the beginning of atrial depolarization to the beginning of ventricular depolarization. This interval ...
... The electrical impulse then moves to an area known as the atrio-ventricular node (AVN) where is held up for a brief period. This delay is recorded as a PR interval. It represents the time frame from the beginning of atrial depolarization to the beginning of ventricular depolarization. This interval ...
Manuscript
... To begin our experiment we first set up both computers, one with Logger Pro®, and the other with You Tube and the correct videos already pulled up. The second step was to set up the Vernier Heart Rate Hand-Grip Monitor, and Vernier LabQuest® Mini with USB cable correctly. Once everything was set up ...
... To begin our experiment we first set up both computers, one with Logger Pro®, and the other with You Tube and the correct videos already pulled up. The second step was to set up the Vernier Heart Rate Hand-Grip Monitor, and Vernier LabQuest® Mini with USB cable correctly. Once everything was set up ...
CPD Tri broch 5p4c Arrhythmia and the Heart
... Upon conclusion of this program, participants should be able to: • Describe the current status of stroke prevention options in atrial fibrillation; • Demonstrate appropriate use of medications and cardiac resynchronization therapy for heart failure; • Review the role of new treatments for heart fa ...
... Upon conclusion of this program, participants should be able to: • Describe the current status of stroke prevention options in atrial fibrillation; • Demonstrate appropriate use of medications and cardiac resynchronization therapy for heart failure; • Review the role of new treatments for heart fa ...
Diagnosis and Management of Life Threatening Cardiac Emergencies
... Holter monitor, echocardiogram Breeds – Boxers, Dobermans, GSD Disease – ARVC, DCM, SAS, inherited VT ...
... Holter monitor, echocardiogram Breeds – Boxers, Dobermans, GSD Disease – ARVC, DCM, SAS, inherited VT ...
File
... randomly (fibrillation) • Coordinated beating occurs because a group of cells (the pacemaker cells) send nerve impulses to the other cells stimulating them to beat at the right time • Atria beat from top down, pause, Ventricals beat from bottom up ...
... randomly (fibrillation) • Coordinated beating occurs because a group of cells (the pacemaker cells) send nerve impulses to the other cells stimulating them to beat at the right time • Atria beat from top down, pause, Ventricals beat from bottom up ...
How can the wisdom of a small muscular pump bring
... It is the Heart of the Jewish Nation. We will not divide our Heart, we will not give parts of it to STRANGERS... ...
... It is the Heart of the Jewish Nation. We will not divide our Heart, we will not give parts of it to STRANGERS... ...