12-Development_of_Heart
... Muscular part: primordium atrium Smooth part: right horn of sinus venosus Fossa ovalis: part of septum primum Annulus ovalis: part of septum secundum Crista terminalis: cranial part of right ...
... Muscular part: primordium atrium Smooth part: right horn of sinus venosus Fossa ovalis: part of septum primum Annulus ovalis: part of septum secundum Crista terminalis: cranial part of right ...
The role of marine omega-3 fatty acids in preventing and treating
... acid intake (either -linolenic acid or EPA plus DHA) for ≥ 6 months in adults (with or without risk factors for cardiovascular disease) with data on a relevant outcome and cohort studies that estimated n-3 fatty acid intake and related this to clinical outcome during at least 6 months were included ...
... acid intake (either -linolenic acid or EPA plus DHA) for ≥ 6 months in adults (with or without risk factors for cardiovascular disease) with data on a relevant outcome and cohort studies that estimated n-3 fatty acid intake and related this to clinical outcome during at least 6 months were included ...
Coronary Reserve
... changes in epimyocardial microvascular size during graded coronary stenosis. Evidence of the microvascular site for autoregulation. Circ Res 66:389, 1990; C modified from Kanatsuka H, Lamping KG, Eastham CL, et al: Comparison of the effects of increased myocardial oxygen consumption and adenosine on ...
... changes in epimyocardial microvascular size during graded coronary stenosis. Evidence of the microvascular site for autoregulation. Circ Res 66:389, 1990; C modified from Kanatsuka H, Lamping KG, Eastham CL, et al: Comparison of the effects of increased myocardial oxygen consumption and adenosine on ...
Aspirin for the Prevention of Cardiovascular Disease: U.S.
... with age. The estimates in Figure 2 were developed assuming that the men are not currently taking nonsteroidal antiinflammatory drugs (NSAIDs) and are without other conditions that increase the risk for gastrointestinal bleeding (see below). Furthermore, the decision about the exact level of risk at ...
... with age. The estimates in Figure 2 were developed assuming that the men are not currently taking nonsteroidal antiinflammatory drugs (NSAIDs) and are without other conditions that increase the risk for gastrointestinal bleeding (see below). Furthermore, the decision about the exact level of risk at ...
Cardiovascular Responses to Exercise in Middle-aged
... from a lack of exposure to orthostatic stress. In evaluating the reduced effort tolerance of patients recovering from myocardial infarction, it is difficult to distinguish the role of cardiac damage from that of bedrest deconditioning. One method for making this distinction is to examine the effects ...
... from a lack of exposure to orthostatic stress. In evaluating the reduced effort tolerance of patients recovering from myocardial infarction, it is difficult to distinguish the role of cardiac damage from that of bedrest deconditioning. One method for making this distinction is to examine the effects ...
Endocardial Notch Signaling in Cardiac Development and Disease
... Figure 2. Continued tract. Middle, The neural crest cells that invest the endothelial tubes of the AAAs differentiate into vascular smooth muscle cells. Right, the AAAs remodel to form the mature aortic arch, with neural crest–derived vascular smooth muscle cells contributing to most of the aortic a ...
... Figure 2. Continued tract. Middle, The neural crest cells that invest the endothelial tubes of the AAAs differentiate into vascular smooth muscle cells. Right, the AAAs remodel to form the mature aortic arch, with neural crest–derived vascular smooth muscle cells contributing to most of the aortic a ...
Vasovagal Syncope As A Manifestation Of An Evolutionary Selected
... in subjects with VVS during orthostatic stress: impaired venocostriction,22,23 lower increase in total peripheral resistance,22 higher increase in heart rate (HR)24 and enhanced sympathetic activity;25 impaired baroreflex sensitivity25 and reduced blood volume26 have also been described. However, ot ...
... in subjects with VVS during orthostatic stress: impaired venocostriction,22,23 lower increase in total peripheral resistance,22 higher increase in heart rate (HR)24 and enhanced sympathetic activity;25 impaired baroreflex sensitivity25 and reduced blood volume26 have also been described. However, ot ...
NIH Public Access - Scientific Computing and Imaging Institute
... Data from early efficacy studies indicate that S-ICDs will be required to deliver higher energy shocks than transvenous systems. Although such energies are achievable with existing technology, this requirement poses a challenge to S-ICD designs, as trade-offs will exist among the defibrillation ener ...
... Data from early efficacy studies indicate that S-ICDs will be required to deliver higher energy shocks than transvenous systems. Although such energies are achievable with existing technology, this requirement poses a challenge to S-ICD designs, as trade-offs will exist among the defibrillation ener ...
moini_ch17_lecture
... • Educate patients about relaxation techniques and to avoid caffeine, especially close to bedtime. • Advise patients not to abruptly stop medication. • Warn patients to avoid alcohol and other CNS depressants. • Advise patients to avoid driving. Focus on Pharmacology: Essentials for Health Professio ...
... • Educate patients about relaxation techniques and to avoid caffeine, especially close to bedtime. • Advise patients not to abruptly stop medication. • Warn patients to avoid alcohol and other CNS depressants. • Advise patients to avoid driving. Focus on Pharmacology: Essentials for Health Professio ...
Characterization and Modeling of the Purkinje System for Biophysical Simulations
... The distal areas of the CCS, and specifically the PK system, are key to guarantee a physiological sequence of activation and contraction of the heart. There are numerous cardiovascular pathologies that are directly related to malfunctioning of the CCS such as arrhythmias, fibrillation, or tachycardi ...
... The distal areas of the CCS, and specifically the PK system, are key to guarantee a physiological sequence of activation and contraction of the heart. There are numerous cardiovascular pathologies that are directly related to malfunctioning of the CCS such as arrhythmias, fibrillation, or tachycardi ...
Finite-Element-Based Discretization and Regularization Strategies for 3-D Inverse Electrocardiography , Student Member, IEEE
... current sources within the heart; or as an inverse problem where the goal is to noninvasively estimate cardiac electrical activity from voltage distributions measured on the body surface. This paper studies one type of potential-based inverse ECG problem: to reconstruct epicardial potentials from re ...
... current sources within the heart; or as an inverse problem where the goal is to noninvasively estimate cardiac electrical activity from voltage distributions measured on the body surface. This paper studies one type of potential-based inverse ECG problem: to reconstruct epicardial potentials from re ...
Materials and Methods - AJP
... activation time maps for LV pacing with AV-delay from 0 to 150ms and for RA pacing. All ventricular pacing maps (A-E) are plotted using the LV pacing stimulus as the temporal reference while the RA pacing map (F) is plotted using the RA pacing stimulus as the reference. In Fig 3A, AV-delay is set to ...
... activation time maps for LV pacing with AV-delay from 0 to 150ms and for RA pacing. All ventricular pacing maps (A-E) are plotted using the LV pacing stimulus as the temporal reference while the RA pacing map (F) is plotted using the RA pacing stimulus as the reference. In Fig 3A, AV-delay is set to ...
Forensic assessment of blunt thoracic trauma
... mechanism and circumstances of trauma. We have reviewed 747 cases with blunt thoracic trauma, focusing on the aspect, presence and particularities of traumatic injuries noted, in relation to the circumstances of their occurrence. The parameters analyzed included the number and localization of rib fr ...
... mechanism and circumstances of trauma. We have reviewed 747 cases with blunt thoracic trauma, focusing on the aspect, presence and particularities of traumatic injuries noted, in relation to the circumstances of their occurrence. The parameters analyzed included the number and localization of rib fr ...
The effect of cyclooxygenase inhibition on vasomotion
... anesthetized canine preparation after injury to the endothelium of the left anterior descending branch of the left coronary artery (LAD) with a balloon angioplasty catheter. The dimensions of the left coronary artery were examined by quantitative angiography and LAD flow was measured by determining ...
... anesthetized canine preparation after injury to the endothelium of the left anterior descending branch of the left coronary artery (LAD) with a balloon angioplasty catheter. The dimensions of the left coronary artery were examined by quantitative angiography and LAD flow was measured by determining ...
File - Developing Anaesthesia
... Elevation or depression of this segment is highly significant, (see below) A nonpathological elevation of the ST segment may be seen with benign early repolarisation which is particularly common in young males, athletes, and Africans. ...
... Elevation or depression of this segment is highly significant, (see below) A nonpathological elevation of the ST segment may be seen with benign early repolarisation which is particularly common in young males, athletes, and Africans. ...
The effects of prenatal hypoxia on the levels of the
... Environmental stress during embryonic development could lead to growth restriction of the embryo, and act as a risk factor for the development of cardiovascular disease in adult life. A common environmental stressor that causes growth restriction is prenatal hypoxia, which has been shown to adversel ...
... Environmental stress during embryonic development could lead to growth restriction of the embryo, and act as a risk factor for the development of cardiovascular disease in adult life. A common environmental stressor that causes growth restriction is prenatal hypoxia, which has been shown to adversel ...
Changing Cardiovascular Health
... and stroke, and covers all aspects of healthcare – from childhood through old age, from pre-hospital emergency care to rehabilitation and palliative care. The policy is being launched in a challenging economic climate with little prospect of additional resources. However, the policy covers the perio ...
... and stroke, and covers all aspects of healthcare – from childhood through old age, from pre-hospital emergency care to rehabilitation and palliative care. The policy is being launched in a challenging economic climate with little prospect of additional resources. However, the policy covers the perio ...
Sudden death due to high take
... studies researches inspected and defined coronary arteries with orifices localized 5–20 mm above the sinotubular rim of aortic valve as high take-off, ectopic coronary arteries (3–7). In the presented case right coronary artery was detected in extreme high localization of 17 mm, above the sinotubula ...
... studies researches inspected and defined coronary arteries with orifices localized 5–20 mm above the sinotubular rim of aortic valve as high take-off, ectopic coronary arteries (3–7). In the presented case right coronary artery was detected in extreme high localization of 17 mm, above the sinotubula ...
Sample Reports
... pressures. Hemodynamic evaluation of her mitral valve did not demonstrate significant mitral stenosis although her mitral valve is abnormal anatomically. Lotsa has a large ventricular septal defect associated with pulmonary hypertension and a large left-to-right shunt. Although her pulmonary artery ...
... pressures. Hemodynamic evaluation of her mitral valve did not demonstrate significant mitral stenosis although her mitral valve is abnormal anatomically. Lotsa has a large ventricular septal defect associated with pulmonary hypertension and a large left-to-right shunt. Although her pulmonary artery ...
Congestive Heart Failure Educational Handbook
... Damage to the heart can decrease its ability to pump as well as it should. This is called Congestive Heart Failure (CHF). In CHF, the right side of the heart, the left side, or both, may not pump all the blood out of the heart. This can lead to fluid backing up in the lungs or in the body - usually ...
... Damage to the heart can decrease its ability to pump as well as it should. This is called Congestive Heart Failure (CHF). In CHF, the right side of the heart, the left side, or both, may not pump all the blood out of the heart. This can lead to fluid backing up in the lungs or in the body - usually ...
Cardiovascular β-adrenergic signaling Maturation and programming effects of hypoxia in a
... ligands are the biogenic catecholamines epinephrine and norepinephrine. When stimulated, βARs primarily couple to the stimulatory G-protein (Gs) that stimulates adenylyl cyclase to convert ATP to cAMP. cAMP increases ino- and chronotropy of the heart and causes relaxation of blood vessels. β2ARs als ...
... ligands are the biogenic catecholamines epinephrine and norepinephrine. When stimulated, βARs primarily couple to the stimulatory G-protein (Gs) that stimulates adenylyl cyclase to convert ATP to cAMP. cAMP increases ino- and chronotropy of the heart and causes relaxation of blood vessels. β2ARs als ...
The Influence of Ca and Nitroprusside on the
... In a normal human heart the atrial systole contributes a final 25 mL of blood to the volume already in each ventricle (about 105 mL). At the end of atrial systole (and ventricular diastole) each ventricle contains about 130 mL. This is the enddiastolic volume, EDV, and the pressure in the ventricle ...
... In a normal human heart the atrial systole contributes a final 25 mL of blood to the volume already in each ventricle (about 105 mL). At the end of atrial systole (and ventricular diastole) each ventricle contains about 130 mL. This is the enddiastolic volume, EDV, and the pressure in the ventricle ...
Functional mitral regurgitation in patients with heart failure and
... The mitral leaflets come into contact at the ‘coaptation line’ in the annular plane. Normally, the combined area of the two leaflets is approximately two and a half times the area of the mitral orifice, providing significant overlap, known as ‘coaptation reserve’. The chordae tendinae arise from the ...
... The mitral leaflets come into contact at the ‘coaptation line’ in the annular plane. Normally, the combined area of the two leaflets is approximately two and a half times the area of the mitral orifice, providing significant overlap, known as ‘coaptation reserve’. The chordae tendinae arise from the ...
