The Cardiac Cycle, Cardiac Output, Cardiac Regulation
... • Key Idea: At rest, CO is “regulated” so it stays about the same (5.25 L / min) /// Why? • Therefore if stroke volume changes (increases) (e.g. over time due to conditioning) then HR should fall • This means the heart is not working as hard /// therefore it may “last longer”!!!! – SV increases with ...
... • Key Idea: At rest, CO is “regulated” so it stays about the same (5.25 L / min) /// Why? • Therefore if stroke volume changes (increases) (e.g. over time due to conditioning) then HR should fall • This means the heart is not working as hard /// therefore it may “last longer”!!!! – SV increases with ...
Chapter 12—Cardiovascular and Lymphatic Systems. I. Overview of
... in single file; capillaries offer high resistance individually, but the total cross-sectional area of a capillary bed is greater than that of the arteriole leading into the bed. Therefore, the pressure drop here isn't as great as in the arterioles. Fig. 12.5. i. Precapillary sphincters regulate bloo ...
... in single file; capillaries offer high resistance individually, but the total cross-sectional area of a capillary bed is greater than that of the arteriole leading into the bed. Therefore, the pressure drop here isn't as great as in the arterioles. Fig. 12.5. i. Precapillary sphincters regulate bloo ...
No Slide Title - Pegasus @ UCF
... William Harvey (1628) demonstrated that the circulatory system forms a circle so that blood is continuously pumped out of the heart by way of another set of vessels. (i.e. Arteries and Veins) ...
... William Harvey (1628) demonstrated that the circulatory system forms a circle so that blood is continuously pumped out of the heart by way of another set of vessels. (i.e. Arteries and Veins) ...
Answer Key for student worksheet for Cariac Normal ranges for
... (Food and Drug Administration), what other applications do you see for this knowledge? (This is to get students thinking about the future and applying knowledge in new ways.) This type of stem cell therapy might be used for burn patients, to increase the amount of skin that will grow back; to limit ...
... (Food and Drug Administration), what other applications do you see for this knowledge? (This is to get students thinking about the future and applying knowledge in new ways.) This type of stem cell therapy might be used for burn patients, to increase the amount of skin that will grow back; to limit ...
ATRIAL FIBRILLATION DOUBLED IN
... likely to have coronary artery disease and more likely to have AHT and AF than those with HF and reduced LVEF [1]. Underlying co-morbidities or subtle alterations (such as mild left atrial dilatation or low-normal LVEF), in the absence of overt heart disease, are baseline independent risk factors fo ...
... likely to have coronary artery disease and more likely to have AHT and AF than those with HF and reduced LVEF [1]. Underlying co-morbidities or subtle alterations (such as mild left atrial dilatation or low-normal LVEF), in the absence of overt heart disease, are baseline independent risk factors fo ...
Managing Metallic Artifacts in MRI
... of ventricular pacing that cannot be managed with algorithms to minimize right ventricular pacing. Optimization of heart failure medical therapy that is limited due to AV block or the urgent need for pacing should be done post-implant. Some CRT-D system are also indicated for use in patients with at ...
... of ventricular pacing that cannot be managed with algorithms to minimize right ventricular pacing. Optimization of heart failure medical therapy that is limited due to AV block or the urgent need for pacing should be done post-implant. Some CRT-D system are also indicated for use in patients with at ...
American Society of Nuclear Cardiology
... Non-invasive testing is not useful for patients undergoing low-risk non-cardiac surgery or with no cardiac symptoms or clinical risk factors undergoing intermediate-risk non-cardiac surgery. These types of testing do not change the patient’s clinical management or outcomes and will result in increas ...
... Non-invasive testing is not useful for patients undergoing low-risk non-cardiac surgery or with no cardiac symptoms or clinical risk factors undergoing intermediate-risk non-cardiac surgery. These types of testing do not change the patient’s clinical management or outcomes and will result in increas ...
Harmony Health and Wellness, LLC
... • Make sure you do not have high blood pressure • It does not have symptoms, “The Silent Killer” • Remember, the incidence increases with age • Getting away with poor choices earlier in life does not mean that will last! • Seek the care if the numbers are creeping up ...
... • Make sure you do not have high blood pressure • It does not have symptoms, “The Silent Killer” • Remember, the incidence increases with age • Getting away with poor choices earlier in life does not mean that will last! • Seek the care if the numbers are creeping up ...
pseudo ecg myocardial infarction in young man with severe chornic
... with normal LVEF and those with CAD with normal LVEF but no difference was found in patients with decreased LVEF1. Studies support the microvascular hypothesis to further explain the pathological features and clinical course of CCC. It is our belief that knowledge of this particular and remarkable c ...
... with normal LVEF and those with CAD with normal LVEF but no difference was found in patients with decreased LVEF1. Studies support the microvascular hypothesis to further explain the pathological features and clinical course of CCC. It is our belief that knowledge of this particular and remarkable c ...
Outcomes of noncardiac, nonobstetric surgery in patients with PAH: an
... forms of PH and the diagnoses were mainly based on echocardiography (estimated right ventricular systolic pressure .35 mmHg) with confirmation by right heart catheterisation in only 68 (47%) out of 145 patients. Surgery-associated mortality was 7%, with the majority of deaths being attributed to res ...
... forms of PH and the diagnoses were mainly based on echocardiography (estimated right ventricular systolic pressure .35 mmHg) with confirmation by right heart catheterisation in only 68 (47%) out of 145 patients. Surgery-associated mortality was 7%, with the majority of deaths being attributed to res ...
look - Weebly
... elastic at the top. Furthermore, if the patient has atherosclerosis and blockage of arteries supplying the legs, such support stockings may actually limit arterial blood flow into the legs, and thus should not be used. 8. increased afterload because the enlarged heart and ventricle are causing the p ...
... elastic at the top. Furthermore, if the patient has atherosclerosis and blockage of arteries supplying the legs, such support stockings may actually limit arterial blood flow into the legs, and thus should not be used. 8. increased afterload because the enlarged heart and ventricle are causing the p ...
diastolic pressure
... Types of pain – Acute pain – felt suddenly from an injury, disease, trauma, or surgery – Chronic pain – lasts longer than 6 months. Pain can be constant or occur on and off. – Radiating pain – felt at the site of tissue damage and in nearby areas. – Phantom pain – felt in a body part that is no long ...
... Types of pain – Acute pain – felt suddenly from an injury, disease, trauma, or surgery – Chronic pain – lasts longer than 6 months. Pain can be constant or occur on and off. – Radiating pain – felt at the site of tissue damage and in nearby areas. – Phantom pain – felt in a body part that is no long ...
Costs of heavy drinking: Arterial stiffness, hypertension for men, and
... stiffness, and cardiac structure and function has shown that the consumption of alcohol affects men and women differently [1]. Women, report investigators, are at greater risk of developing increased left ventricular mass and septal thickness, whereas men experience more arterial and ventricular sti ...
... stiffness, and cardiac structure and function has shown that the consumption of alcohol affects men and women differently [1]. Women, report investigators, are at greater risk of developing increased left ventricular mass and septal thickness, whereas men experience more arterial and ventricular sti ...
Electrocardiographic changes in Chronic Obstructive Pulmonary
... global problem. It has been estimated that COPD will rise from sixth rank as the cause of death in 19901 to third most common cause of death world wide by 20201,2,3. According to a hospital based study, COPD is the most common medical problem in Nepal and has significant morbidity and mortality4. On ...
... global problem. It has been estimated that COPD will rise from sixth rank as the cause of death in 19901 to third most common cause of death world wide by 20201,2,3. According to a hospital based study, COPD is the most common medical problem in Nepal and has significant morbidity and mortality4. On ...
Acute Coronary Syndrome STEMI
... Reperfusion is not routinely recommended in patients who present more than 12 hours after symptom onset. It may be considered however in selected cases: ...
... Reperfusion is not routinely recommended in patients who present more than 12 hours after symptom onset. It may be considered however in selected cases: ...
Chapter 20
... ▪Important that groups of cells that become active receive the appropriate amount of blood for nutrient, gas, and waste exchange. ▪Tissue perfusion▪Three factors involved in the regulation of cardiovascular function are; autoregulation, neural mechanisms, and endocrine mechanisms. ▫Autoregulation- l ...
... ▪Important that groups of cells that become active receive the appropriate amount of blood for nutrient, gas, and waste exchange. ▪Tissue perfusion▪Three factors involved in the regulation of cardiovascular function are; autoregulation, neural mechanisms, and endocrine mechanisms. ▫Autoregulation- l ...
Pathological changes of the blood pressure
... in the arterial blood pressure stimulate the baroreceptors, these will depress the activity of the vasomotor center that is followed by lowering the sympathetic tonus: resulting in peripheral vasodilatation lowering the cardiac activity and normaliyation the blood pressure. An opposite effect could b ...
... in the arterial blood pressure stimulate the baroreceptors, these will depress the activity of the vasomotor center that is followed by lowering the sympathetic tonus: resulting in peripheral vasodilatation lowering the cardiac activity and normaliyation the blood pressure. An opposite effect could b ...
Blood Vessels Notes Handout
... • Pulse averages _________________ beats per minute at rest • Pulse oximeter: used to read _____________________ in blood; can also record pulse • _______________ should be between 95-100% to be normal; under 90% indicates hypoxia (low O2 sat) Blood Pressure ...
... • Pulse averages _________________ beats per minute at rest • Pulse oximeter: used to read _____________________ in blood; can also record pulse • _______________ should be between 95-100% to be normal; under 90% indicates hypoxia (low O2 sat) Blood Pressure ...
Abrupt increase in impedance measurements as detected via
... KEY TEACHING POINTS This case demonstrates that data provided by ...
... KEY TEACHING POINTS This case demonstrates that data provided by ...
File
... bulging outwards (aneurysm) or bursting (haemorrhage) • Accommodate large volumes of blood pumped out by the ventricles of the heart and then pump it on to capillary networks ...
... bulging outwards (aneurysm) or bursting (haemorrhage) • Accommodate large volumes of blood pumped out by the ventricles of the heart and then pump it on to capillary networks ...
The Circulatory System
... The inner layer of the heart is the endocardium. In this layer the heart valves are located. The endocardium lines the atria ( upper chambers) and the ventricles ( lower chambers) in the interior of the heart. The atria have thin walls and function as collection chambers for blood returning fr ...
... The inner layer of the heart is the endocardium. In this layer the heart valves are located. The endocardium lines the atria ( upper chambers) and the ventricles ( lower chambers) in the interior of the heart. The atria have thin walls and function as collection chambers for blood returning fr ...
Haron kirikiru Effects of inotropics on contractility of the heart
... muscles. Dopamine stimulates calcium ions entry through alpha one receptors stimulation. Digitalis interferes with the removal of calcium ions from sarcoplasm of cardiac muscles leading to an elevated calcium ions concentration and eventually a stronger heart muscle contraction. PNS has negative ino ...
... muscles. Dopamine stimulates calcium ions entry through alpha one receptors stimulation. Digitalis interferes with the removal of calcium ions from sarcoplasm of cardiac muscles leading to an elevated calcium ions concentration and eventually a stronger heart muscle contraction. PNS has negative ino ...
PowerPoint プレゼンテーション
... cardiovascular causes, nonfatal myocardial infarction, and nonfatal stroke, analyzed according to the time to the first event. • The secondary outcomes were death from any cause, any coronary event (defined as sudden death, fatal or nonfatal myocardial infarction, the performance of PCI or CABG, ven ...
... cardiovascular causes, nonfatal myocardial infarction, and nonfatal stroke, analyzed according to the time to the first event. • The secondary outcomes were death from any cause, any coronary event (defined as sudden death, fatal or nonfatal myocardial infarction, the performance of PCI or CABG, ven ...
Nuclear cardiology in the clinical setting
... physical stress test: • poor motivation to exercise • poor exercise capacity due to non-cardiac endpoints (such as fatigue or shortness of breath) • beta-blocking drugs that limit heart rate response • left bundle-branch block • fewer than 5 days after a myocardial infarction • peripheral arterioscl ...
... physical stress test: • poor motivation to exercise • poor exercise capacity due to non-cardiac endpoints (such as fatigue or shortness of breath) • beta-blocking drugs that limit heart rate response • left bundle-branch block • fewer than 5 days after a myocardial infarction • peripheral arterioscl ...