The Heart - DocShare.tips
... - Atrial systole: Atria contract. Pressure in atria is higher than pressure in ventricles. Atrioventricular valves open. Blood flows into ventricles. Semilunar valves are closed. - Atrial & Ventricular systole: Atria complete contraction. Ventricles begin to contract. Semilunar valves closed. Ventri ...
... - Atrial systole: Atria contract. Pressure in atria is higher than pressure in ventricles. Atrioventricular valves open. Blood flows into ventricles. Semilunar valves are closed. - Atrial & Ventricular systole: Atria complete contraction. Ventricles begin to contract. Semilunar valves closed. Ventri ...
Cardiovascular System
... • Have thinner walls with more smooth muscle which allows for alteration of diameter of veins. • Valves run all along length of veins • Vein wall thickened at place of valve. • Valves are needed for unidirectional flow. • Veins have low pressure, high volume. • 50% of blood in veins at all times. • ...
... • Have thinner walls with more smooth muscle which allows for alteration of diameter of veins. • Valves run all along length of veins • Vein wall thickened at place of valve. • Valves are needed for unidirectional flow. • Veins have low pressure, high volume. • 50% of blood in veins at all times. • ...
Slide ()
... A. Jugular venous pulse wave tracing (top) with heart sounds (bottom). The A wave represents right atrial presystolic contraction and occurs just after the electrocardiographic P wave and just before the first heart sound (I). In this example, the A wave is accentuated and larger than normal due to ...
... A. Jugular venous pulse wave tracing (top) with heart sounds (bottom). The A wave represents right atrial presystolic contraction and occurs just after the electrocardiographic P wave and just before the first heart sound (I). In this example, the A wave is accentuated and larger than normal due to ...
ABCD- Airway, Breathing, Circulation, and Defibrillation
... Heart Attack- blockage of one or more of the coronary arteries resulting in damage to the heart muscle. Death of heart muscle. Myocardial Infarction- blockage of one or more of the coronary arteries resulting in damage to the heart muscle. Death of heart muscle. Paramedic- an advanced-level Emergenc ...
... Heart Attack- blockage of one or more of the coronary arteries resulting in damage to the heart muscle. Death of heart muscle. Myocardial Infarction- blockage of one or more of the coronary arteries resulting in damage to the heart muscle. Death of heart muscle. Paramedic- an advanced-level Emergenc ...
BLOOD CIRCULATION
... minute depends on age (in children is higher), gender (in women is higher than man) and level of physical strenght In an adult an average value is 60-80 beats/min. Heart rhythm accelerates under the influence of emotional factors, elevated ambient temperature and physical effort During each contract ...
... minute depends on age (in children is higher), gender (in women is higher than man) and level of physical strenght In an adult an average value is 60-80 beats/min. Heart rhythm accelerates under the influence of emotional factors, elevated ambient temperature and physical effort During each contract ...
LECTURE # 23 – Friday OCTOBER 25, 2001 Outline
... • Atrioventricular (AV) valves –Tricuspid valve - RIGHT A/V –Bicuspid valve/ “mitral valve” - LEFT A/V –Prevent BACKFLOW of blood from the ventricles to atria when ventricles CONTRACT ...
... • Atrioventricular (AV) valves –Tricuspid valve - RIGHT A/V –Bicuspid valve/ “mitral valve” - LEFT A/V –Prevent BACKFLOW of blood from the ventricles to atria when ventricles CONTRACT ...
File
... 25. What is the function of valves? 26. Define endocardium. 27. What happens to veins when they are not filled with blood? 28. What is the cause of heart failure? 29. What is the function of the SA node? 30. ____________________ is a disease caused by fatty deposits in the walls of the arteries. 31. ...
... 25. What is the function of valves? 26. Define endocardium. 27. What happens to veins when they are not filled with blood? 28. What is the cause of heart failure? 29. What is the function of the SA node? 30. ____________________ is a disease caused by fatty deposits in the walls of the arteries. 31. ...
Hear Disease
... A progressive weakening of the heart muscle that reduces its ability to pump effectively Atherosclerosis- biggest cause When the heart cannot pump well, results in either poor output- (blood cannot get to the vital organs- or the blood backs up leading to excess fluid) Medications can be prescribed ...
... A progressive weakening of the heart muscle that reduces its ability to pump effectively Atherosclerosis- biggest cause When the heart cannot pump well, results in either poor output- (blood cannot get to the vital organs- or the blood backs up leading to excess fluid) Medications can be prescribed ...
Clinical implications of QT internal measurements
... for ACM), in contrast to the QMI group where surviving didn't depend on a value of QTc. In patients with NQMI who had anterior location of the infarction (N=74) QTc>440 ms was an independent predictor of all-cause mortality in a mukivariate Cox-analysis. Conclusions: The study has demonstrated that ...
... for ACM), in contrast to the QMI group where surviving didn't depend on a value of QTc. In patients with NQMI who had anterior location of the infarction (N=74) QTc>440 ms was an independent predictor of all-cause mortality in a mukivariate Cox-analysis. Conclusions: The study has demonstrated that ...
Cardiovascular toxicity Cardiac Structure The cardiovascular system
... oxygen and nutrient demand. A major cause of IHD is coronary artery atherosclerosis and the resulting arterial obstruction. Prolonged ischemia may lead to myocardial infarction, or death. Cardiac Hypertrophy and Heart Failure cardiac hypertrophy is often a compensatory response of the heart to an in ...
... oxygen and nutrient demand. A major cause of IHD is coronary artery atherosclerosis and the resulting arterial obstruction. Prolonged ischemia may lead to myocardial infarction, or death. Cardiac Hypertrophy and Heart Failure cardiac hypertrophy is often a compensatory response of the heart to an in ...
Meaning of Ejection Fraction After operation the ejection fraction
... Dr Nath and coworkers' otherwise excellent contribution, "Regional wall motion analysis predicts survival and functional outcome after subendocardial resection in patients with prior anterior myocardial infarction" (Circulation. 1993;88:70-76), contains an error that is commonly made by the practiti ...
... Dr Nath and coworkers' otherwise excellent contribution, "Regional wall motion analysis predicts survival and functional outcome after subendocardial resection in patients with prior anterior myocardial infarction" (Circulation. 1993;88:70-76), contains an error that is commonly made by the practiti ...
4.3 Blood Flow Study Guide by Hisrich
... blood is circulating to those limbs. To take the pressure, a person listens to the pulse in that region. Arteriosclerosis (“abnormal condition of hard arteries”) & atherosclerosis (“hard arteries due to fat deposits”) can both impede blood flow by making the arteries more narrow (that’s atherosclero ...
... blood is circulating to those limbs. To take the pressure, a person listens to the pulse in that region. Arteriosclerosis (“abnormal condition of hard arteries”) & atherosclerosis (“hard arteries due to fat deposits”) can both impede blood flow by making the arteries more narrow (that’s atherosclero ...
4.3 Blood Flow Study Guide by Hisrich
... blood is circulating to those limbs. To take the pressure, a person listens to the pulse in that region. Arteriosclerosis (“abnormal condition of hard arteries”) & atherosclerosis (“hard arteries due to fat deposits”) can both impede blood flow by making the arteries more narrow (that’s atherosclero ...
... blood is circulating to those limbs. To take the pressure, a person listens to the pulse in that region. Arteriosclerosis (“abnormal condition of hard arteries”) & atherosclerosis (“hard arteries due to fat deposits”) can both impede blood flow by making the arteries more narrow (that’s atherosclero ...
4.3 Blood Flow Study Guide by Hisrich
... blood is circulating to those limbs. To take the pressure, a person listens to the pulse in that region. Arteriosclerosis (“abnormal condition of hard arteries”) & atherosclerosis (“hard arteries due to fat deposits”) can both impede blood flow by making the arteries more narrow (that’s atherosclero ...
... blood is circulating to those limbs. To take the pressure, a person listens to the pulse in that region. Arteriosclerosis (“abnormal condition of hard arteries”) & atherosclerosis (“hard arteries due to fat deposits”) can both impede blood flow by making the arteries more narrow (that’s atherosclero ...
Additional file 1
... The equations were solved using a spectral method in which the derivatives were defined using Fourier interpolants as in Weideman 2000, converting the set of partial differential equations into a set of linear ordinary differential equations. The corresponding system of ordinary differential equatio ...
... The equations were solved using a spectral method in which the derivatives were defined using Fourier interpolants as in Weideman 2000, converting the set of partial differential equations into a set of linear ordinary differential equations. The corresponding system of ordinary differential equatio ...
Coronary artery bypass graft (CABG) surgery
... veins were grafted and the aortic valve was replaced. Unfortunately he died of pump failure on the first post-operative day. There were two deaths in the emergency group. The ftrst mortality was the man who had infarcted during coronary angiogram. He died of irreversible renal failure on the fourth ...
... veins were grafted and the aortic valve was replaced. Unfortunately he died of pump failure on the first post-operative day. There were two deaths in the emergency group. The ftrst mortality was the man who had infarcted during coronary angiogram. He died of irreversible renal failure on the fourth ...
Cardiac Resynchronization Therapy in Asymptomatic and Mildly
... about the safety and efficacy of this strategy in asymptomatic and mildly symptomatic heart failure patients (NYHA classes I-II). However, it has been documented that interventions enhancing reverse remodeling are associated with a long-term beneficial effect in terms of symptom relief, improvement ...
... about the safety and efficacy of this strategy in asymptomatic and mildly symptomatic heart failure patients (NYHA classes I-II). However, it has been documented that interventions enhancing reverse remodeling are associated with a long-term beneficial effect in terms of symptom relief, improvement ...
Heart Quiz
... Put a STAR (*) next to the 4 internal valves. Are the following arteries or veins? E.________________ F. ________________ G.________________ H.________________ 7. On the drawing of the heart, finish the four arrows to show the flow of blood through the heart. (hint: a fifth one is completed for you) ...
... Put a STAR (*) next to the 4 internal valves. Are the following arteries or veins? E.________________ F. ________________ G.________________ H.________________ 7. On the drawing of the heart, finish the four arrows to show the flow of blood through the heart. (hint: a fifth one is completed for you) ...
Surface ECG Markers may Predict Impending Atrial Fibrillation after
... increased risk of thromboembolism, and is not ideal from a hemodynamic standpoint. Preoperative prophylaxis with amiodarone reduces the risk of POAF by 50% in cardiac surgery patients while beta-blockers have shown a less profound impact [3,6,7]. However, the cost and adverse effects of antiarrhythm ...
... increased risk of thromboembolism, and is not ideal from a hemodynamic standpoint. Preoperative prophylaxis with amiodarone reduces the risk of POAF by 50% in cardiac surgery patients while beta-blockers have shown a less profound impact [3,6,7]. However, the cost and adverse effects of antiarrhythm ...
Bed-side ultrasound of the optic nerve
... recent years, the role of ultrasonography of ONS has been evaluated mainly in trauma patients in the emergency department.[1-3] A cut-off for ONS diameter of 5 mm was considered positive for elevated ICP in most of the studies. In a study by Rajajee et al., the authors found that ONS diameter ≥0.48 ...
... recent years, the role of ultrasonography of ONS has been evaluated mainly in trauma patients in the emergency department.[1-3] A cut-off for ONS diameter of 5 mm was considered positive for elevated ICP in most of the studies. In a study by Rajajee et al., the authors found that ONS diameter ≥0.48 ...
cabahug - Philippine Heart Association
... angina, acute coronary syndrome, myocardial infarction, stroke, peripheral vascular disease, or who undergo surgical or angiographic coronary revascularisation, should receive: Aspirin, ACE-inhibitor, Beta-blocker and Statins unless contraindicated ...
... angina, acute coronary syndrome, myocardial infarction, stroke, peripheral vascular disease, or who undergo surgical or angiographic coronary revascularisation, should receive: Aspirin, ACE-inhibitor, Beta-blocker and Statins unless contraindicated ...
ALABAMA DEPARTMENT OF PUBLIC HEALTH
... • The systolic number is always stated first and the diastolic number is listed second. For example: 122/76 (122 over 76); systolic =m 122, diastolic = 76 ...
... • The systolic number is always stated first and the diastolic number is listed second. For example: 122/76 (122 over 76); systolic =m 122, diastolic = 76 ...