Heart 4: Fibrous Skeleton of the Heart
... In addition to cardiac muscle tissue, the heart wall also contains a dense connective tissue network forming the fibrous skeleton of the heart that reinforces the myocardium internally and anchors the cardiac muscle fibers. This network of collagen and elastin fibres is thicker in some areas than ot ...
... In addition to cardiac muscle tissue, the heart wall also contains a dense connective tissue network forming the fibrous skeleton of the heart that reinforces the myocardium internally and anchors the cardiac muscle fibers. This network of collagen and elastin fibres is thicker in some areas than ot ...
2 nd Degree
... – Response to body’s need for increased cardiac output or oxygen delivery (ie: hypoxia, hypovolemia, fever, pain, anemia) ...
... – Response to body’s need for increased cardiac output or oxygen delivery (ie: hypoxia, hypovolemia, fever, pain, anemia) ...
Step by step guide for Synchronised DC Cardioversion
... The reason to synchronise this is to prevent a shock occurring during repolarisation of ventricles in the T wave, which can lead to Ventricular Fibrillation. ...
... The reason to synchronise this is to prevent a shock occurring during repolarisation of ventricles in the T wave, which can lead to Ventricular Fibrillation. ...
Chapter 6 - Boone County Schools
... • Delivers electrical shock to the victim in cardiac arrest • Reestablishes a heart rhythm that will ...
... • Delivers electrical shock to the victim in cardiac arrest • Reestablishes a heart rhythm that will ...
autonomic nervous system
... Describe the difference between the roles of the sympathetic and parasympathetic branches. ...
... Describe the difference between the roles of the sympathetic and parasympathetic branches. ...
Heart Failure Handout
... Complications Muscle under perfusion causing muscle weakness and atrophy causing fatigue, exercise intolerance and dyspnoea Increase risk of thromboembolism and stroke development. This is due to blood stasis, arrhythmias commonly AF a nd existing atheromas. Arrhythmias usually results from increase ...
... Complications Muscle under perfusion causing muscle weakness and atrophy causing fatigue, exercise intolerance and dyspnoea Increase risk of thromboembolism and stroke development. This is due to blood stasis, arrhythmias commonly AF a nd existing atheromas. Arrhythmias usually results from increase ...
Left Ventricular Assist Device (LVAD)
... chamber during systole. The resistance comes from the blood in the vessels and the constriction of the vessel walls. Contractility represents the intrinsic ability of the heart/myocardium to contract. Changes in the ability to produce force during contraction result from incremental degrees of bindi ...
... chamber during systole. The resistance comes from the blood in the vessels and the constriction of the vessel walls. Contractility represents the intrinsic ability of the heart/myocardium to contract. Changes in the ability to produce force during contraction result from incremental degrees of bindi ...
Electrical Activity in the Heart Model 1: The Excitation
... About 99% of the cardiac muscle fibers in oneʼs heart contract to pump blood. The other 1% are specialized cells called “pacemaker cells” that conduct electrical impulses and can even spontaneously generate action potentials. Although pacemaker cells in different regions of the heart have different ...
... About 99% of the cardiac muscle fibers in oneʼs heart contract to pump blood. The other 1% are specialized cells called “pacemaker cells” that conduct electrical impulses and can even spontaneously generate action potentials. Although pacemaker cells in different regions of the heart have different ...
FORM
... 12) What cardiac cycle event would occur if the AV-valve and semilunar valves were closed and the healthy ventricle contained 130 ml of blood and the pressure was increasing? a) End Diastolic Volume b) Isovolumetric contraction c) Ventricular diastole d) Atrial Systole 13) During the ____phase of a ...
... 12) What cardiac cycle event would occur if the AV-valve and semilunar valves were closed and the healthy ventricle contained 130 ml of blood and the pressure was increasing? a) End Diastolic Volume b) Isovolumetric contraction c) Ventricular diastole d) Atrial Systole 13) During the ____phase of a ...
Slide ()
... Hemodynamic responses to pharmacologic interventions in heart failure. The relationships between diastolic filling pressure (preload) and stroke volume (ventricular performance) are illustrated for a normal heart (green line; the Frank-Starling relationship) and for a patient with heart failure due ...
... Hemodynamic responses to pharmacologic interventions in heart failure. The relationships between diastolic filling pressure (preload) and stroke volume (ventricular performance) are illustrated for a normal heart (green line; the Frank-Starling relationship) and for a patient with heart failure due ...
Facts About Sudden Cardiac Arrest
... emergency rescue teams reached the person quickly Chances of survival are reduced by 7-10 percent with every passing minute. However, even after survival the prognosis continued to be dismal. The first-year recurrence rate was 20-40 percent. In the mid-1980s, the implantable cardioverter-defibrillat ...
... emergency rescue teams reached the person quickly Chances of survival are reduced by 7-10 percent with every passing minute. However, even after survival the prognosis continued to be dismal. The first-year recurrence rate was 20-40 percent. In the mid-1980s, the implantable cardioverter-defibrillat ...
Electrocardiography
... determine whether each electrode is properly connected to the patient. If an open circuit is detected, an alarm monitor sounds (AAMI, 2002). ...
... determine whether each electrode is properly connected to the patient. If an open circuit is detected, an alarm monitor sounds (AAMI, 2002). ...
Wide Complex Rhythms
... - DC shock is indicated if a patient is haemodynamically unstable - drug therapy is indicated for haemodynamically stable monomorphic VT: (i) amiodarone: may terminate VT but is negatively inotropic (ii) sotalol and procainamide are more effective than lignocaine but are associated with significant ...
... - DC shock is indicated if a patient is haemodynamically unstable - drug therapy is indicated for haemodynamically stable monomorphic VT: (i) amiodarone: may terminate VT but is negatively inotropic (ii) sotalol and procainamide are more effective than lignocaine but are associated with significant ...
Hospital Newsletter Article/Blog Post
... and three times more likely to develop heart failure.3 Until now, the ability to detect and monitor for new onset, asymptomatic and previously undiagnosed AF has not been possible with traditional single-chamber ICDs. As a leader in cardiac care, [Hospital name is /we are] now offering the Visia AF ...
... and three times more likely to develop heart failure.3 Until now, the ability to detect and monitor for new onset, asymptomatic and previously undiagnosed AF has not been possible with traditional single-chamber ICDs. As a leader in cardiac care, [Hospital name is /we are] now offering the Visia AF ...
Atrial Fibrillation - Northwestern Medicine
... The heart is a muscular organ about the size of a closed fist. The heart has 4 chambers. The 2 upper, thin-walled chambers are the right atrium and left atrium. The 2 larger, more powerful chambers are the right ventricle and left ventricle. As the heart contracts, it pumps oxygen-rich blood through ...
... The heart is a muscular organ about the size of a closed fist. The heart has 4 chambers. The 2 upper, thin-walled chambers are the right atrium and left atrium. The 2 larger, more powerful chambers are the right ventricle and left ventricle. As the heart contracts, it pumps oxygen-rich blood through ...
File
... Bradycardia occurs when the heart is beating more slowly than fifty to sixty times a minute. The impulses that control a steady heartbeat, are blocked, delayed, or slowed down. It can occur as a result of age, AVN or SVN problems, metabolic disturbances, as a result of taking certain medications, dr ...
... Bradycardia occurs when the heart is beating more slowly than fifty to sixty times a minute. The impulses that control a steady heartbeat, are blocked, delayed, or slowed down. It can occur as a result of age, AVN or SVN problems, metabolic disturbances, as a result of taking certain medications, dr ...
Arrhythmias – Clinical Update
... associated with atrial fibrillation and flutter. In terms of bradycardia, a sinus arrest (sinus node stopping) and complete AV block can both be medical emergencies. The most common cause for pacemaker insertion is sinus arrest (the sinus node not working). This may be difficult to confirm at first ...
... associated with atrial fibrillation and flutter. In terms of bradycardia, a sinus arrest (sinus node stopping) and complete AV block can both be medical emergencies. The most common cause for pacemaker insertion is sinus arrest (the sinus node not working). This may be difficult to confirm at first ...
Sudden Cardiac Death - LeadER Animal Specialty Hospital
... ventricular fibrillation (VF or V-fib) occurs. Without prompt defibrillation by an external defibrillator (a machine that provides an electrical shock to the heart to reset the rhythm), ventricular fibrillation is terminal. Some pets can have abrupt pauses or arrests in the heart rhythm that last lo ...
... ventricular fibrillation (VF or V-fib) occurs. Without prompt defibrillation by an external defibrillator (a machine that provides an electrical shock to the heart to reset the rhythm), ventricular fibrillation is terminal. Some pets can have abrupt pauses or arrests in the heart rhythm that last lo ...
Tachycardia
... heartbeat. Problems with the heart that can also cause a fast heart rate are: Paroxysmal atrial tachycardia (PAT) and paroxysmal supraventricular tachycardia (PSVT): PAT and PSVT are caused by changes in the natural electrical impulse that causes your heart to pump. Atrial fibrillation: The muscles ...
... heartbeat. Problems with the heart that can also cause a fast heart rate are: Paroxysmal atrial tachycardia (PAT) and paroxysmal supraventricular tachycardia (PSVT): PAT and PSVT are caused by changes in the natural electrical impulse that causes your heart to pump. Atrial fibrillation: The muscles ...
3100- 1700 BC 600 BC 350 BC 350 BC 200 AD 1616 AD 1967 AD
... passions were contrived in the heart. ...
... passions were contrived in the heart. ...
AED- Automated External Defibrillation
... • Each year approx 500,000 Americans die of cardiac arrest • 95% do not survive • Needs electric shock-defibrillators • AED-Automatic External Defibrillator • Result more cardiac arrest victims being saved ...
... • Each year approx 500,000 Americans die of cardiac arrest • 95% do not survive • Needs electric shock-defibrillators • AED-Automatic External Defibrillator • Result more cardiac arrest victims being saved ...
irregular pulse in a nine-year old girl
... structural defects such as L-transposition of the great arteries. It may be associated with matemallupus erythematosus.2 Autoimmune disease accounts for 60% to 70% of all congenital heart block and 80% of cases with a structurally normal heart. 2 ...
... structural defects such as L-transposition of the great arteries. It may be associated with matemallupus erythematosus.2 Autoimmune disease accounts for 60% to 70% of all congenital heart block and 80% of cases with a structurally normal heart. 2 ...