File - Coach Frei Science
... 4. If the nerve connections are severed to the heart, can it still contract? a. What is this called? (independent or spontaneous) 5. What is the Intrinsic conduction system? a. Sinoatrial node (pacemaker/where action potential builds) b. Atrioventricular node (receives action potential) c. Where is ...
... 4. If the nerve connections are severed to the heart, can it still contract? a. What is this called? (independent or spontaneous) 5. What is the Intrinsic conduction system? a. Sinoatrial node (pacemaker/where action potential builds) b. Atrioventricular node (receives action potential) c. Where is ...
Case of the week – 06-02 - Society for Cardiovascular
... CMR Interpretation: Dilated hypokinetic left ventricle. Ratio of noncompacted to compacted myocardium at end diastole in the midventricle was 2:1. The hyper-trabeculation was present in anterolateral, lateral, inferolateral, and apical walls sparing the septum. (B,C, & D) CMR Perspective: The trabec ...
... CMR Interpretation: Dilated hypokinetic left ventricle. Ratio of noncompacted to compacted myocardium at end diastole in the midventricle was 2:1. The hyper-trabeculation was present in anterolateral, lateral, inferolateral, and apical walls sparing the septum. (B,C, & D) CMR Perspective: The trabec ...
Basics of Hemodynamics and Shock
... contract. Atrioventricular valves close. Semilunar valves open. Blood is pumped from the ventricles to the arteries. ...
... contract. Atrioventricular valves close. Semilunar valves open. Blood is pumped from the ventricles to the arteries. ...
Size: 3 MB
... • At therapeutic concentration, digoxin reduces the automaticity, increases the diastolic resting membrane potential, prolongs the effective refractory period and decreases the conduction velocity or time, predominantly of AV nodal tissues. • All these may be due to the increased vagal tone and dec ...
... • At therapeutic concentration, digoxin reduces the automaticity, increases the diastolic resting membrane potential, prolongs the effective refractory period and decreases the conduction velocity or time, predominantly of AV nodal tissues. • All these may be due to the increased vagal tone and dec ...
Atrioventricular Septal Defect
... • Rhythm disturbances decrease cardiac output – Cardiac Output = Heart Rate x Stroke Volume – Bradycardia decreases amount of blood ejected per minute – Tachycardia decreases diastolic filling time (stroke volume) while increasing myocardial oxygen demand ...
... • Rhythm disturbances decrease cardiac output – Cardiac Output = Heart Rate x Stroke Volume – Bradycardia decreases amount of blood ejected per minute – Tachycardia decreases diastolic filling time (stroke volume) while increasing myocardial oxygen demand ...
A Case of Supraventricular Tachycardia Associated with
... use the lowest dose of the safest drug available (Tables 1, 2, 3). Several reports have addressed the use of anti-arrhythmic agents in pregnancy.16-22 Since 1975, the US Food and Drug Administration (FDA) has assigned risk factors to all drugs available in the United States.7 Specific information on ...
... use the lowest dose of the safest drug available (Tables 1, 2, 3). Several reports have addressed the use of anti-arrhythmic agents in pregnancy.16-22 Since 1975, the US Food and Drug Administration (FDA) has assigned risk factors to all drugs available in the United States.7 Specific information on ...
P R T S Q
... Very useful during exercise, as they may contribute up to 40% of the ventricles’ volume o Shortness of breath may develop Electrical Activity Each cardiac cycle is initiated by spontaneous generation of an AP in the SA node This AP spreads rapidly w/in the atria, but is slowed by ~0.1 sec befo ...
... Very useful during exercise, as they may contribute up to 40% of the ventricles’ volume o Shortness of breath may develop Electrical Activity Each cardiac cycle is initiated by spontaneous generation of an AP in the SA node This AP spreads rapidly w/in the atria, but is slowed by ~0.1 sec befo ...
History of fall
... in older people who fall whilst living independently. They may be effective in those living in institutional care who are at high risk of hip fracture but acceptance and adherence is poor as they are uncomfortable and difficult to get on and off quickly. NICE recommends that all people at risk of ...
... in older people who fall whilst living independently. They may be effective in those living in institutional care who are at high risk of hip fracture but acceptance and adherence is poor as they are uncomfortable and difficult to get on and off quickly. NICE recommends that all people at risk of ...
Management of Arrhythmias - UCL Hospitals Injectable Medicines
... Amended July 06 Remember - treat the patient, not the ECG! ...
... Amended July 06 Remember - treat the patient, not the ECG! ...
View Abstract
... Obiora Egbuche MD, MPH; Ifunanya Ekechukwu MD; Nnamdi Maduabum MPH; Tulani WashingtonPlaskett MD; Koreen Hall NP; Kelechi Ukpaka MPH; Rajesh Sachdeva MD Background: Pacing-induced cardiomyopathy (PiCM) is frequently associated with right ventricular (RV) pacing. This may occur in patients who requir ...
... Obiora Egbuche MD, MPH; Ifunanya Ekechukwu MD; Nnamdi Maduabum MPH; Tulani WashingtonPlaskett MD; Koreen Hall NP; Kelechi Ukpaka MPH; Rajesh Sachdeva MD Background: Pacing-induced cardiomyopathy (PiCM) is frequently associated with right ventricular (RV) pacing. This may occur in patients who requir ...
Heart Failure - Deranged Physiology
... The fast sodium channel waits for the arrival of an action potential @ rest the voltage is –90 mV; DEPOLARISES THE CELL (by allowing lots of Na+ into the cell) The fast Na+ channel is ONLY ACTIVE FOR MILLISECONDS! will not open again until the cell has reached –90 mV again THIS DEPOLARISATION is the ...
... The fast sodium channel waits for the arrival of an action potential @ rest the voltage is –90 mV; DEPOLARISES THE CELL (by allowing lots of Na+ into the cell) The fast Na+ channel is ONLY ACTIVE FOR MILLISECONDS! will not open again until the cell has reached –90 mV again THIS DEPOLARISATION is the ...
Take the EF and SCA Challenge!
... how many are likely to die over a 5-year period without access to defibrillation (external or internal)? A: a. 22 b. 72 c. 250 d. 553 7. Q: Out of 1,000 heart failure patients, what percent will be NYHA Class II and III with an EF ≤ 35%? A: a. 5% b. 13% c. 32% d. 51% 8. Q: Sudden cardiac death is re ...
... how many are likely to die over a 5-year period without access to defibrillation (external or internal)? A: a. 22 b. 72 c. 250 d. 553 7. Q: Out of 1,000 heart failure patients, what percent will be NYHA Class II and III with an EF ≤ 35%? A: a. 5% b. 13% c. 32% d. 51% 8. Q: Sudden cardiac death is re ...
ecg rhythm interpretation primer - Twin Cities Health Professionals
... When blood flows through the heart, it follows a unidirectional pattern. There are four different valves within the myocardium and their functions are to assure blood flows from the right to left side of the myocardium and always in a “forward” direction. The two valves found between the atria and v ...
... When blood flows through the heart, it follows a unidirectional pattern. There are four different valves within the myocardium and their functions are to assure blood flows from the right to left side of the myocardium and always in a “forward” direction. The two valves found between the atria and v ...
AtriAl FibrillAtion - Life Line Screening
... disturbance, affecting 2.2 million people in the United States. If left untreated is a significant risk factor for stroke and other morbidities. Atrial fibrillation is a heart condition that causes episodes of irregular and often abnormally fast heart rate. When this happens, the heart cannot effici ...
... disturbance, affecting 2.2 million people in the United States. If left untreated is a significant risk factor for stroke and other morbidities. Atrial fibrillation is a heart condition that causes episodes of irregular and often abnormally fast heart rate. When this happens, the heart cannot effici ...
notes - Children`s Heart Clinic
... functional or not. Immunology consultation is helpful for the patients with Heterotaxy syndrome. Immunization against pneumococcus is indicated at 2 years of age for children with asplenia, and may be indicated for those children with polysplenia, but not functional splenic tissue. Other inactivat ...
... functional or not. Immunology consultation is helpful for the patients with Heterotaxy syndrome. Immunization against pneumococcus is indicated at 2 years of age for children with asplenia, and may be indicated for those children with polysplenia, but not functional splenic tissue. Other inactivat ...
Heart Failure Dr Nidhi Bhargava
... syndrome that can result from any structural or functional cardiac disorder that impairs the ability of the ventricle to fill or eject blood.(AHA/ACC HF guidelines ...
... syndrome that can result from any structural or functional cardiac disorder that impairs the ability of the ventricle to fill or eject blood.(AHA/ACC HF guidelines ...
Natural Help for Arrhythmia
... homeopathic, herbal and other natural medicines were commonly available – and freely used even by conventional doctors. While there are often heated debates about which system of medicine is ‘better’ than the other, many responsible doctors (whether they are allopathic or not) recognize that both ha ...
... homeopathic, herbal and other natural medicines were commonly available – and freely used even by conventional doctors. While there are often heated debates about which system of medicine is ‘better’ than the other, many responsible doctors (whether they are allopathic or not) recognize that both ha ...
28 Neural mechanism of heart` regulation
... Left vagus nerve fibers transmit their effects to atrioventricular node. As a result of the structural features of the left vagus nerve stimulation of it shows its influence on atrioventricular conduction and contractility of cardiomyocytes (heart rate effect). ...
... Left vagus nerve fibers transmit their effects to atrioventricular node. As a result of the structural features of the left vagus nerve stimulation of it shows its influence on atrioventricular conduction and contractility of cardiomyocytes (heart rate effect). ...
Heart Failure Fact Sheet - Barth Syndrome Foundation
... monitor is an event monitor that can be “downloaded” during the visit with the doctor to see if any abnormal rhythms occurred during a period of time. The loop monitor can last for as long as a year and in some cases longer. • Myocardium is the heart muscle tissue. • Regurgitation is the back-flow o ...
... monitor is an event monitor that can be “downloaded” during the visit with the doctor to see if any abnormal rhythms occurred during a period of time. The loop monitor can last for as long as a year and in some cases longer. • Myocardium is the heart muscle tissue. • Regurgitation is the back-flow o ...
Smoking cigarettes and the heart Alcohol and the heart Cocaine and
... Inhaling smoke of any kind is dangerous; increasingly Breakfast u don’t usually – a k f a s t even if yo aching for a high e r b t a But it is also known that, over time, the evidence suggests that not only the smoker is affected. e d an y Tr t you re and help preven Smoking is a filthy way of getti ...
... Inhaling smoke of any kind is dangerous; increasingly Breakfast u don’t usually – a k f a s t even if yo aching for a high e r b t a But it is also known that, over time, the evidence suggests that not only the smoker is affected. e d an y Tr t you re and help preven Smoking is a filthy way of getti ...
A Case of Left Atrial Sarcoma Presenting with Mitral Valve
... 1) Recognize sarcomas as rare yet potential mimickers of left atrial myxomas. 2) Identify tumor obstruction of the mitral valve as possible cause of left heart failure and atrial fibrillation, especially when associated with systemic symptoms. Introduction: Primary cardiac tumors are extremely rare ...
... 1) Recognize sarcomas as rare yet potential mimickers of left atrial myxomas. 2) Identify tumor obstruction of the mitral valve as possible cause of left heart failure and atrial fibrillation, especially when associated with systemic symptoms. Introduction: Primary cardiac tumors are extremely rare ...
Cardiology Notes
... Type II hyperlipidaemia the most common primary hyperlipidaemia. The picture is similar to familial hypercholesterolaemia but milder. It is characterised by increased levels of LDL-cholesterol (> 4.0 mmol/L). Triglyceride levels are < 2.3 mmol/L. Type IIa hypercholesterolaemia causes heart disease a ...
... Type II hyperlipidaemia the most common primary hyperlipidaemia. The picture is similar to familial hypercholesterolaemia but milder. It is characterised by increased levels of LDL-cholesterol (> 4.0 mmol/L). Triglyceride levels are < 2.3 mmol/L. Type IIa hypercholesterolaemia causes heart disease a ...
1. HEART FAILURE
... In humans a heart attack is usually the result of myocardial infarction (MI). This is the death of cells of part of the heart muscle (myocardium) and usually is due to lack of oxygen caused by obstruction to the coronary vessels. This is not a common disease in dogs but it can occur. Canine heart fa ...
... In humans a heart attack is usually the result of myocardial infarction (MI). This is the death of cells of part of the heart muscle (myocardium) and usually is due to lack of oxygen caused by obstruction to the coronary vessels. This is not a common disease in dogs but it can occur. Canine heart fa ...