GCE AS/A level 1661/01-A APPLIED SCIENCE
... LDL, often referred to as “bad cholesterol”, takes cholesterol from the liver and delivers it to cells. LDL cholesterol tends to build up on the walls of the coronary arteries, increasing the risk of heart disease. HDL, often referred to as “good cholesterol”, carries cholesterol away from the cells ...
... LDL, often referred to as “bad cholesterol”, takes cholesterol from the liver and delivers it to cells. LDL cholesterol tends to build up on the walls of the coronary arteries, increasing the risk of heart disease. HDL, often referred to as “good cholesterol”, carries cholesterol away from the cells ...
Chapter 12 - Napa Valley College
... An ECG printout is a strip of graph paper containing a record of the electrical events monitored by the electrodes. The placement of electrodes on the body surface affects the size and shape of the waves recorded. The example is a normal ECG; this enlarged section at right indicates the major compon ...
... An ECG printout is a strip of graph paper containing a record of the electrical events monitored by the electrodes. The placement of electrodes on the body surface affects the size and shape of the waves recorded. The example is a normal ECG; this enlarged section at right indicates the major compon ...
... preoperative pulmonary vascular resistance greater than 200 dyn•s•cm-5 (normal range 50 to 150 dyn•s•cm-5). Exclusion criteria were a history of lung disease (evidence of chronic obstructive lung disease or end-stage emphysema), diagnosis of both mitral valve stenosis and severe mitral regurgitation ...
Summary - BidSync
... implemented very successful PAD programs. Many of these use the term “Heart Safe” to describe their efforts. While a PAD program is a critical component of a Heart Safe Community, it is only one piece of a larger more comprehensive solution. PAD programs generally focus strictly on SCA and do not in ...
... implemented very successful PAD programs. Many of these use the term “Heart Safe” to describe their efforts. While a PAD program is a critical component of a Heart Safe Community, it is only one piece of a larger more comprehensive solution. PAD programs generally focus strictly on SCA and do not in ...
Recruitment of Patients
... left ventricular enlargement12 and prolongs survival after infarction.13 Recently, several clinical studies have confirmed the progressive nature of left ventricular enlargement and dysfunction after a myocardial.infarction.10,14 Longterm angiotensin-converting—enzyme inhibition has also been shown ...
... left ventricular enlargement12 and prolongs survival after infarction.13 Recently, several clinical studies have confirmed the progressive nature of left ventricular enlargement and dysfunction after a myocardial.infarction.10,14 Longterm angiotensin-converting—enzyme inhibition has also been shown ...
Implantable Cardioverter Defibrillator
... events, quality of life, and treatment-related morbidity and mortality. In these studies, the annual rate of appropriate ICD discharge ranged from 3.6% to 5.3%. Given the long-term high risk of patients with HCM for SCD risk, with the assumption that appropriate shocks are life-saving, these rates a ...
... events, quality of life, and treatment-related morbidity and mortality. In these studies, the annual rate of appropriate ICD discharge ranged from 3.6% to 5.3%. Given the long-term high risk of patients with HCM for SCD risk, with the assumption that appropriate shocks are life-saving, these rates a ...
Echocardiography Can Identify Patients With Increased Pulmonary
... Background—Pulmonary hypertension is a frequent finding in patients with cardiopulmonary disorders. It is important to recognize pulmonary hypertension due to increased pulmonary vascular resistance (PVR), as this affects treatment and prognosis. Patients with increased PVR have an increased pulmona ...
... Background—Pulmonary hypertension is a frequent finding in patients with cardiopulmonary disorders. It is important to recognize pulmonary hypertension due to increased pulmonary vascular resistance (PVR), as this affects treatment and prognosis. Patients with increased PVR have an increased pulmona ...
Journal of Forensic Pathology
... Copyright: © 2016 Oscar C, et al. This is an open-access article distributed under the terms of the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original author and source are credited. ...
... Copyright: © 2016 Oscar C, et al. This is an open-access article distributed under the terms of the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original author and source are credited. ...
consensus statement of the uiaa medical commission vol: 21
... altitude-induced hypoxemia are pulmonary artery vasoconstriction and peripheral and cerebral artery vasodilatation [7]. The pulmonary vascular pattern remains essentially unchanged with prolonged or lifelong altitude sojourn [8]. Very rapidly, however, for yet unknown reasons, the direct hypoxia-ind ...
... altitude-induced hypoxemia are pulmonary artery vasoconstriction and peripheral and cerebral artery vasodilatation [7]. The pulmonary vascular pattern remains essentially unchanged with prolonged or lifelong altitude sojourn [8]. Very rapidly, however, for yet unknown reasons, the direct hypoxia-ind ...
Pulmonary Artery Pressure and Right Ventricular Function during
... that involves more than the vascular tone (increased pulmonary flow, pulmonary venous hypertension, hypoxia, among others). We chose pulsed tissue Doppler imaging on the free wall of the RV to evaluate systolic and diastolic function based on the fact that it is less influenced by loading conditions ...
... that involves more than the vascular tone (increased pulmonary flow, pulmonary venous hypertension, hypoxia, among others). We chose pulsed tissue Doppler imaging on the free wall of the RV to evaluate systolic and diastolic function based on the fact that it is less influenced by loading conditions ...
High Protein Diet Alert!
... The examples at the left illustrate patients following either the LF Diet, a diet very low in fat (15%) and high in largely unrefined complex carbohydrates (such as potatoes, grains, beans), or the HP diet, a diet high in protein yet low in carbohydrates. The four circles present a bulleye image of ...
... The examples at the left illustrate patients following either the LF Diet, a diet very low in fat (15%) and high in largely unrefined complex carbohydrates (such as potatoes, grains, beans), or the HP diet, a diet high in protein yet low in carbohydrates. The four circles present a bulleye image of ...
Electrocardiographic changes in acute tricyclic
... distension disappeared and normalized blood pressure and heart rate. Control 12-lead ECG showed sinus rhythm, normal heart rate (76/min), normal Qtc (427ms), axis in 81 degrees, no prominent R wave in lead aVR and R/S ratio of 0.14 and repolarization normalized (Figure 2). DISCUSSION The manifestati ...
... distension disappeared and normalized blood pressure and heart rate. Control 12-lead ECG showed sinus rhythm, normal heart rate (76/min), normal Qtc (427ms), axis in 81 degrees, no prominent R wave in lead aVR and R/S ratio of 0.14 and repolarization normalized (Figure 2). DISCUSSION The manifestati ...
Association between left ventricular end
... augment cardiac output with exercise, increases in pulmonary pressure, and results in symptoms and fluid retention. The significance of systolic dysfunction on CAD is well recognized, increasing the rate of major adverse cardiovascular events [2]. In patients with CAD but normal left ventricular eje ...
... augment cardiac output with exercise, increases in pulmonary pressure, and results in symptoms and fluid retention. The significance of systolic dysfunction on CAD is well recognized, increasing the rate of major adverse cardiovascular events [2]. In patients with CAD but normal left ventricular eje ...
Assessment of Left Ventricular Function in Secundum Atrial Septa1
... ventricular volume. However, evidence of left ventricular dysfunction has been reported in adults when atrial septal defect has resulted in severe right ventricular overload or failure (lo). In order to explore the relationship between right ventricular volume overload and secondary functional abnor ...
... ventricular volume. However, evidence of left ventricular dysfunction has been reported in adults when atrial septal defect has resulted in severe right ventricular overload or failure (lo). In order to explore the relationship between right ventricular volume overload and secondary functional abnor ...
blood vessels
... The Heart pumps blood through the body through blood vessels (arteries, capillaries and veins) • Arteriestake blood away from the heart, veins return blood to the heart • Blood carries O2 (food) towards and CO2 (waste) away from tissues • The lungs are not part of the ...
... The Heart pumps blood through the body through blood vessels (arteries, capillaries and veins) • Arteriestake blood away from the heart, veins return blood to the heart • Blood carries O2 (food) towards and CO2 (waste) away from tissues • The lungs are not part of the ...
Antihypertensive drug use in diabetics
... do not respond to the insulin that is produced. Diabetes and hypertension frequently occur together. Hypertension and diabetes are two of the leading risk factors for atherosclerosis and its complications, including heart attacks and strokes. They share certain physiological traits – that is, the ef ...
... do not respond to the insulin that is produced. Diabetes and hypertension frequently occur together. Hypertension and diabetes are two of the leading risk factors for atherosclerosis and its complications, including heart attacks and strokes. They share certain physiological traits – that is, the ef ...
Cardiac reserve mobilization trend during exercise and recovery
... relationship between the amplitude of the first heart sound and cardiac contractility [6,7]. A study by Hansen et al. [7] showed that changes in the amplitude of the first heart sound are closely related to the maximum rate of rise of left ventricular pressure (r = 0.9551, P < 0.001). Therefore, the ...
... relationship between the amplitude of the first heart sound and cardiac contractility [6,7]. A study by Hansen et al. [7] showed that changes in the amplitude of the first heart sound are closely related to the maximum rate of rise of left ventricular pressure (r = 0.9551, P < 0.001). Therefore, the ...
Instructions to patients scheduled for coronary - Hoito
... The coronary arteries are blood vessels on the surface of the heart that supply the heart muscle with blood. Narrowing of the coronary arteries results in a lack of oxygen to the heart and chest pain. A heart valve defect may lower the heart's pumping ability, causing e.g. breathlessness and fatigue ...
... The coronary arteries are blood vessels on the surface of the heart that supply the heart muscle with blood. Narrowing of the coronary arteries results in a lack of oxygen to the heart and chest pain. A heart valve defect may lower the heart's pumping ability, causing e.g. breathlessness and fatigue ...
Cardiac Arrhythmias
... • Palpitations & Angina may be triggered by an episode of SVT. • Dizziness & Dyspnoea ...
... • Palpitations & Angina may be triggered by an episode of SVT. • Dizziness & Dyspnoea ...
Not Bad: Passive Leg Raising in Cardiopulmonary Resuscitation
... Passive leg raising (PLR) is a maneuver which involves the elevation of the lower limbs from the horizontal plane (Dragoumanos et al., 2012). The effect of PLR is to shift blood from the lower extremities toward the intra-thoracic compartment (Pottecher et al., 2010). As it is a simple and effective ...
... Passive leg raising (PLR) is a maneuver which involves the elevation of the lower limbs from the horizontal plane (Dragoumanos et al., 2012). The effect of PLR is to shift blood from the lower extremities toward the intra-thoracic compartment (Pottecher et al., 2010). As it is a simple and effective ...
- The Annals of Thoracic Surgery
... mediastinal tumor invading the heart and left lung and “wrapping” the descending aorta (Fig 1). Coronary angiography revealed strong movements of the circumflex artery during heart cycles, and immobility of the arteries arose from the circumflex coronary artery supplying the tumor. The tumor had broke ...
... mediastinal tumor invading the heart and left lung and “wrapping” the descending aorta (Fig 1). Coronary angiography revealed strong movements of the circumflex artery during heart cycles, and immobility of the arteries arose from the circumflex coronary artery supplying the tumor. The tumor had broke ...
The Cardiovascular System - Pearson Higher Education
... that occurs when (a) the pumping efficiency of the heart is decreased, (b) the plasma protein content of the blood is reduced, or (c) venous pressures are abnormally high. The tissues of the lungs and the legs are most often affected, and individuals experience swollen feet and ankles. When edema is ...
... that occurs when (a) the pumping efficiency of the heart is decreased, (b) the plasma protein content of the blood is reduced, or (c) venous pressures are abnormally high. The tissues of the lungs and the legs are most often affected, and individuals experience swollen feet and ankles. When edema is ...
Evaluation of Palpitations: Etiology and Diagnostic
... (ECG). A 12-lead ECG obtained during an episode of palpitations can help in the diagnosis of a precise arrhythmia. In most cases, however, it is not possible to obtain a 12-lead ECG during the arrhythmia. Nevertheless, a 12-lead ECG is still useful, because it might detect evidence of conduction sys ...
... (ECG). A 12-lead ECG obtained during an episode of palpitations can help in the diagnosis of a precise arrhythmia. In most cases, however, it is not possible to obtain a 12-lead ECG during the arrhythmia. Nevertheless, a 12-lead ECG is still useful, because it might detect evidence of conduction sys ...
An International Perspective on the Time to Treatment for Acute
... campaign to reduce prehospital delay in the US, targeting both health care professionals and the lay public (Dracup et al., 1997; Lenfant, LaRosa, Horan, & Passamani, 1990). Several randomized trials have been conducted to test public education strategies (Luepker et al., 2000; Meischke, Eisenberg, ...
... campaign to reduce prehospital delay in the US, targeting both health care professionals and the lay public (Dracup et al., 1997; Lenfant, LaRosa, Horan, & Passamani, 1990). Several randomized trials have been conducted to test public education strategies (Luepker et al., 2000; Meischke, Eisenberg, ...
Slide 1
... catheter for transvenous pacing • Preferred locations are the right internal jugular vein or the left subclavian vein • These provide the straightest path to the the right heart anatomically • Check your institutions preference and cardiology preference for permanent pacemaker placement – Avoid the ...
... catheter for transvenous pacing • Preferred locations are the right internal jugular vein or the left subclavian vein • These provide the straightest path to the the right heart anatomically • Check your institutions preference and cardiology preference for permanent pacemaker placement – Avoid the ...