Subcellular Calcium Content in Cardiomyopathic Hamster Hearts In
... Rapid Freezing of Hearts In Vivo To rapidly freeze the hamster heart in vivo, a pair of hand-held, mechanically triggered, spring-loaded clamps with freezing surfaces of frozen Freon 22 was used. Their use and operation has previously been described in detail.2223 Briefly, freezing involves filling ...
... Rapid Freezing of Hearts In Vivo To rapidly freeze the hamster heart in vivo, a pair of hand-held, mechanically triggered, spring-loaded clamps with freezing surfaces of frozen Freon 22 was used. Their use and operation has previously been described in detail.2223 Briefly, freezing involves filling ...
IMPLANTABLE CARDIOVERTER DEFIBRILLATOR
... Your doctor has recommended an implantable cardioverter defibrillator (ICD) system to treat your irregular heart rhythm. As a person with an irregular heart rhythm, you may experience symptoms that can affect your quality of life. An ICD is designed to monitor and treat heart rhythm problems, greatl ...
... Your doctor has recommended an implantable cardioverter defibrillator (ICD) system to treat your irregular heart rhythm. As a person with an irregular heart rhythm, you may experience symptoms that can affect your quality of life. An ICD is designed to monitor and treat heart rhythm problems, greatl ...
Unstable QT Interval Dynamics Precedes Ventricular Tachycardia
... detecting QT interval (QTI) dynamics instability from the ECG and explored the contribution of PA and QTI instability to ventricular tachycardia (VT) onset. Methods and Results—To examine the contribution of PAs and QTI instability to VT onset, ECGs of 24 patients with acute myocardial infarction, 1 ...
... detecting QT interval (QTI) dynamics instability from the ECG and explored the contribution of PA and QTI instability to ventricular tachycardia (VT) onset. Methods and Results—To examine the contribution of PAs and QTI instability to VT onset, ECGs of 24 patients with acute myocardial infarction, 1 ...
PDF
... Although impairments may limit daily activities to some extent, they reduce participation to a lesser extent.38,39 For example, participation in physical activity may be influenced by a wide range of individual factors, such as stroke severity, preexisting and comorbid conditions, motivation, fatigu ...
... Although impairments may limit daily activities to some extent, they reduce participation to a lesser extent.38,39 For example, participation in physical activity may be influenced by a wide range of individual factors, such as stroke severity, preexisting and comorbid conditions, motivation, fatigu ...
AHA/ASA Scientific Statement
... Although impairments may limit daily activities to some extent, they reduce participation to a lesser extent.38,39 For example, participation in physical activity may be influenced by a wide range of individual factors, such as stroke severity, preexisting and comorbid conditions, motivation, fatigu ...
... Although impairments may limit daily activities to some extent, they reduce participation to a lesser extent.38,39 For example, participation in physical activity may be influenced by a wide range of individual factors, such as stroke severity, preexisting and comorbid conditions, motivation, fatigu ...
2.fibrimil details
... (1) Puozzo C et al. Pharmacology and pharmacokinetics of milnacipran. Int Clin Psychopharmacol 2002;17(Suppl 1):S25-S35. (2) Briley M. The logical evolution towards dual action antidepressants. Drugs in Focus 2001;3:5-10. (3) Moret C, Briley M. Effects of milnacipran and pindolol on extracellular no ...
... (1) Puozzo C et al. Pharmacology and pharmacokinetics of milnacipran. Int Clin Psychopharmacol 2002;17(Suppl 1):S25-S35. (2) Briley M. The logical evolution towards dual action antidepressants. Drugs in Focus 2001;3:5-10. (3) Moret C, Briley M. Effects of milnacipran and pindolol on extracellular no ...
Prevalent Hypertension and Stroke in the Sleep Heart
... epochs. Scoring of respiratory abnormality during sleep identifies and counts discrete episodes of reductions in flow, which are further characterized as central or obstructive, based on measures of respiratory effort or related flow signal characteristics. While these scoring approaches yield usefu ...
... epochs. Scoring of respiratory abnormality during sleep identifies and counts discrete episodes of reductions in flow, which are further characterized as central or obstructive, based on measures of respiratory effort or related flow signal characteristics. While these scoring approaches yield usefu ...
Living with a Pacemaker
... The pacemaker battery supplies the power for the pacemaker. The battery is a small, sealed, lithium battery. It typically lasts many years. • Circuitry. The circuitry is a miniature computer inside the pacemaker. The energy from the battery is transformed into tiny electrical pulses. It is the tiny ...
... The pacemaker battery supplies the power for the pacemaker. The battery is a small, sealed, lithium battery. It typically lasts many years. • Circuitry. The circuitry is a miniature computer inside the pacemaker. The energy from the battery is transformed into tiny electrical pulses. It is the tiny ...
Chapter_031 - IHMC Public Cmaps (2)
... • Pressure gradient change Ductus arteriosus • Ligamentum arteriosum Mosby items and derived items © 2010, 2006 by Mosby, Inc., an affiliate of Elsevier Inc. ...
... • Pressure gradient change Ductus arteriosus • Ligamentum arteriosum Mosby items and derived items © 2010, 2006 by Mosby, Inc., an affiliate of Elsevier Inc. ...
Study of the cholinergic system in the heart and its potential
... The heart is one of the most frequently studied tissues. While at first sight its function seems simple, in deeper view it is a complicated and still relatively undiscovered organ. Moreover, cardiovascular diseases are one of the most often causes of death in human in middle age. Thus, new informati ...
... The heart is one of the most frequently studied tissues. While at first sight its function seems simple, in deeper view it is a complicated and still relatively undiscovered organ. Moreover, cardiovascular diseases are one of the most often causes of death in human in middle age. Thus, new informati ...
RPM and flow modulation for a continuous flow left ventricular assist
... LVAD flow modulations produced higher SHE. Timing showed little effect on SHE, LVEW, and CoF/LVEW for asynchronous LVAD flow modulation (20 BPM. 40 BPM. 60 BPM) as opposed to the effects seen on synchronous LVAD flow modulation (80 BPM) …………….. 23 Figure 8 - Pressure volume loops for no LVAD support ...
... LVAD flow modulations produced higher SHE. Timing showed little effect on SHE, LVEW, and CoF/LVEW for asynchronous LVAD flow modulation (20 BPM. 40 BPM. 60 BPM) as opposed to the effects seen on synchronous LVAD flow modulation (80 BPM) …………….. 23 Figure 8 - Pressure volume loops for no LVAD support ...
2.01 Understand the Circulatory System
... P = Atrial contraction QRS = Ventricular contraction T = Ventricular relaxation ...
... P = Atrial contraction QRS = Ventricular contraction T = Ventricular relaxation ...
Circulatory PPT
... P = Atrial contraction QRS = Ventricular contraction T = Ventricular relaxation ...
... P = Atrial contraction QRS = Ventricular contraction T = Ventricular relaxation ...
Feasibility and effect of para-right bundle branch pacing in patients
... the heart function and synchronism. The ECHO studies were performed by the same operator with a GE Vivid 7 ultrasound system as previously described [9]. The left ventricular end-diastolic diameter (LVEDD) was measured using M-mode by the apical 4-chamber view. In addition, the LVEF was calculated w ...
... the heart function and synchronism. The ECHO studies were performed by the same operator with a GE Vivid 7 ultrasound system as previously described [9]. The left ventricular end-diastolic diameter (LVEDD) was measured using M-mode by the apical 4-chamber view. In addition, the LVEF was calculated w ...
Geometry of Koch`s triangle
... distance from the coronary sinus ostium contour to the apex of the Koch’s triangle, perpendicular to the basal edge (the height of the triangle) was 16.0 + 3.7 mm. The mean diameter of the coronary sinus ostium was 9.3 + 2.8 mm and the mean diameter of the tricuspid AV ring was 28.9 + 4.5 mm. The av ...
... distance from the coronary sinus ostium contour to the apex of the Koch’s triangle, perpendicular to the basal edge (the height of the triangle) was 16.0 + 3.7 mm. The mean diameter of the coronary sinus ostium was 9.3 + 2.8 mm and the mean diameter of the tricuspid AV ring was 28.9 + 4.5 mm. The av ...
a guideline for healthcare professionals from the American
... troke remains a major healthcare problem. Its human and economic toll is staggering. Approximately 795 000 people in the United States have a stroke each year, of which about 610 000 are a first attack; and 6.4 million Americans are stroke survivors.1 Stroke is also estimated to result in 134 000 de ...
... troke remains a major healthcare problem. Its human and economic toll is staggering. Approximately 795 000 people in the United States have a stroke each year, of which about 610 000 are a first attack; and 6.4 million Americans are stroke survivors.1 Stroke is also estimated to result in 134 000 de ...
Coupling interval from slow to tachycardiac pacing - AJP
... 250–300 beats/min to produce sustained contractile alternans at 36–37°C. This suggests that the heart we prepared was reasonably physiological (34). This condition, however, rapidly deteriorated the contractility of the heart, probably because the tachycardia-induced increase in oxygen demand exhaus ...
... 250–300 beats/min to produce sustained contractile alternans at 36–37°C. This suggests that the heart we prepared was reasonably physiological (34). This condition, however, rapidly deteriorated the contractility of the heart, probably because the tachycardia-induced increase in oxygen demand exhaus ...
Na,K-ATPase in the Myocardium: Molecular Principles, Functional
... subunits in the renal Na,K pump (Pedersen et al. 1996a). These results indicate that the complacency on the subject of the oligomeric vs. protomeric state of the Na,K-ATPase as well as on the stoichiometry of its active state in different tissues, is still inappropriate and this may particularly conc ...
... subunits in the renal Na,K pump (Pedersen et al. 1996a). These results indicate that the complacency on the subject of the oligomeric vs. protomeric state of the Na,K-ATPase as well as on the stoichiometry of its active state in different tissues, is still inappropriate and this may particularly conc ...
PDF Article
... known about other connective tissue elements of the heart and a discussion of the cytoskeleton and glycosaminoglycans, for example, is beyond the intent of this review. The fibrillar collagen matrix of the heart is an active participant in the hypertrophy that accompanies various forms of chronic pr ...
... known about other connective tissue elements of the heart and a discussion of the cytoskeleton and glycosaminoglycans, for example, is beyond the intent of this review. The fibrillar collagen matrix of the heart is an active participant in the hypertrophy that accompanies various forms of chronic pr ...
DISSERTATION INFLUENCE OF ANATOMIC VALVE CONDITIONS
... stresses and strains, especially on the aortic side of the valve leaflets. These mechanical cues can be tied to valvular hemodynamics, however the factors regulating these hemodynamics are relatively unknown. Therefore, the overarching hypothesis of this research is that aortic valve sinus hemodynam ...
... stresses and strains, especially on the aortic side of the valve leaflets. These mechanical cues can be tied to valvular hemodynamics, however the factors regulating these hemodynamics are relatively unknown. Therefore, the overarching hypothesis of this research is that aortic valve sinus hemodynam ...
Cardiac Rhythms
... • usually between 0.36 and 0.44 second • varies greatly according to age, gender ,heart rate, and whether the patient is asleep • should be less than 1/2 the distance between two consecutive R waves (R-R interval) when the rhythm is regular Prolonged QT interval: Repolarization means that the muscle ...
... • usually between 0.36 and 0.44 second • varies greatly according to age, gender ,heart rate, and whether the patient is asleep • should be less than 1/2 the distance between two consecutive R waves (R-R interval) when the rhythm is regular Prolonged QT interval: Repolarization means that the muscle ...
(ACE) have atrial enlargement, cardiac arrhythmia and sudden death
... contrast, within the testis, developing male germ cells produce a different ACE isozyme called testis ACE, which plays an important role in normal male reproduction.4 In addition to regulating normal physiology, substantial evidence suggests that the RAS plays an important role in disease, including ...
... contrast, within the testis, developing male germ cells produce a different ACE isozyme called testis ACE, which plays an important role in normal male reproduction.4 In addition to regulating normal physiology, substantial evidence suggests that the RAS plays an important role in disease, including ...
M elatonin: a novel protective agent against oxidative injury of the
... have reduced total coronary flow by in excess of 25%. The ischemic episode was followed by a 10 min reperfusion period during which most hearts (80 and 90%, respectively) exhibited premature ventricular contractions (PVC) and / or ventricular fibrillation (VF). When melatonin was infused throughout ...
... have reduced total coronary flow by in excess of 25%. The ischemic episode was followed by a 10 min reperfusion period during which most hearts (80 and 90%, respectively) exhibited premature ventricular contractions (PVC) and / or ventricular fibrillation (VF). When melatonin was infused throughout ...
Myocardial Lysosomes in Experimental Atrial Septal Defects
... atrial septal defects. This increase in lysosomes per myocardial cell appears to be directly related to the size of the left to right shunt. The following experiments were performed to see if similar findings could be produced in an experimental model. Atrial septal defects were produced in seven do ...
... atrial septal defects. This increase in lysosomes per myocardial cell appears to be directly related to the size of the left to right shunt. The following experiments were performed to see if similar findings could be produced in an experimental model. Atrial septal defects were produced in seven do ...
Posterior Descending Artery Arising as A Continuation of
... ventricular branch (8%) or by an acute marginal artery (7%) [4]. They did not observe the variation of LAD continuing as PDA in their study on 200 coronary angiograms. We have presented here a rare type of left dominant circulation in which a large LAD is continuing as PDA after winding round the ap ...
... ventricular branch (8%) or by an acute marginal artery (7%) [4]. They did not observe the variation of LAD continuing as PDA in their study on 200 coronary angiograms. We have presented here a rare type of left dominant circulation in which a large LAD is continuing as PDA after winding round the ap ...