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Introduction to the heart`s electrical conduction system
... the atria and the ventricles, before travelling on through the bundle of His and right and left bundle branches. The ventricles, which have now had sufficient time to fill with blood, contract in response to the impulse. ...
... the atria and the ventricles, before travelling on through the bundle of His and right and left bundle branches. The ventricles, which have now had sufficient time to fill with blood, contract in response to the impulse. ...
File
... systolic pressure created? …the diastolic pressure? What factors determine end-diastolic volume, and how is this related to cardiac output? ...
... systolic pressure created? …the diastolic pressure? What factors determine end-diastolic volume, and how is this related to cardiac output? ...
MCB 32, FALL 2000
... (propulsion; thick wall due to large pressures involved). Right atrium (blood collection from vena cava and systemic circulation) and ventricle (propulsion; thinner wall due to lower pressures in pulmonary circulation) Coronary blood flow refers to blood that flows in arteries, capillaries and veins ...
... (propulsion; thick wall due to large pressures involved). Right atrium (blood collection from vena cava and systemic circulation) and ventricle (propulsion; thinner wall due to lower pressures in pulmonary circulation) Coronary blood flow refers to blood that flows in arteries, capillaries and veins ...
Heart Sounds. - Sinoe Medical Association
... • Thickness of the chest wall. • Presence of intervening tissue. ¾ Murmurs ↓ in intensity in obesity and patients with ↑ anteroposterior diameters from COPD. ¾ As a general rule, inspiration increases the murmurs originating from the right heart (blood sucked into the thorax through right ventricle ...
... • Thickness of the chest wall. • Presence of intervening tissue. ¾ Murmurs ↓ in intensity in obesity and patients with ↑ anteroposterior diameters from COPD. ¾ As a general rule, inspiration increases the murmurs originating from the right heart (blood sucked into the thorax through right ventricle ...
At the heart of the matter - National Heart Centre Singapore
... cent of patients over the age of 75. Left untreated, about a third of those with the severe form of the condition are not likely to survive for more than six years. What is mitral regurgitation? Mitral regurgitation occurs when the mitral valve (the valve that separates the upper and lower chambers ...
... cent of patients over the age of 75. Left untreated, about a third of those with the severe form of the condition are not likely to survive for more than six years. What is mitral regurgitation? Mitral regurgitation occurs when the mitral valve (the valve that separates the upper and lower chambers ...
Cardiovascular System aka Circulatory System
... Cardio- means heart Vascular- means blood vessels Aka Circulatory System because its job is to circulate blood throughout the body. Blood carries many materials including: ...
... Cardio- means heart Vascular- means blood vessels Aka Circulatory System because its job is to circulate blood throughout the body. Blood carries many materials including: ...
Circulatory system micro
... boundary between tunica media and tunica adventitia. Capillaries / small venules have pericytes = undifferentiated cells which create rings around capillaries, effectively replace tunica media. c) tunica adventitia, has irregular CT and other smooth muscle. Has elastic fibers and longitudinal muscle ...
... boundary between tunica media and tunica adventitia. Capillaries / small venules have pericytes = undifferentiated cells which create rings around capillaries, effectively replace tunica media. c) tunica adventitia, has irregular CT and other smooth muscle. Has elastic fibers and longitudinal muscle ...
GASTROENTEROLOGY AND HEPATOLOGY 1. Presence of triad of
... 2) disturbances of heart rhythm and conductivity 3) arterial hypotension without hypotensive therapy 4) pathological Q-wave on ECG 25. Instable angina may develop into: 1) myocardial infarction ...
... 2) disturbances of heart rhythm and conductivity 3) arterial hypotension without hypotensive therapy 4) pathological Q-wave on ECG 25. Instable angina may develop into: 1) myocardial infarction ...
Interesting Case
... Presenting Complaint (nursing notes) “Ground level fall at 13:15 today. Unresponsive for 3 minutes after fall. No seizure, but incontinent of urine. Witnessed by wife.” ...
... Presenting Complaint (nursing notes) “Ground level fall at 13:15 today. Unresponsive for 3 minutes after fall. No seizure, but incontinent of urine. Witnessed by wife.” ...
The cardiovascular system
... 2. The atria are the upper chambers of the heart. The ventricles are the lower chambers. Label the left and right atria and right and left ventricles. ...
... 2. The atria are the upper chambers of the heart. The ventricles are the lower chambers. Label the left and right atria and right and left ventricles. ...
echocardiography in chd
... Mild apical, septal and anterior systolic left ventricular dysfunction. Mild central mitral reflux into a slightly dilated left atrium (LAD = 4.1 cms). The aortic valve is thickened with a gradient of 15 mm Hg. Estimated right ventricular systolic pressure is 36 mm Hg. ...
... Mild apical, septal and anterior systolic left ventricular dysfunction. Mild central mitral reflux into a slightly dilated left atrium (LAD = 4.1 cms). The aortic valve is thickened with a gradient of 15 mm Hg. Estimated right ventricular systolic pressure is 36 mm Hg. ...
ECG Quiz 24
... Answer: Complete heart block with LBBB pattern. He actually has a pacemaker in which is difficult to tell from this ECG so the LBBB is because of the pacemaker lead. You can tell its complete heart block with the following rules 1. Regular P-P interval 2. Regular R-R interval 3. The PR interval is ...
... Answer: Complete heart block with LBBB pattern. He actually has a pacemaker in which is difficult to tell from this ECG so the LBBB is because of the pacemaker lead. You can tell its complete heart block with the following rules 1. Regular P-P interval 2. Regular R-R interval 3. The PR interval is ...
Handout - LSU School of Medicine
... year old than a 25-35 year old. 25% of people between 65 and 80 have major smell dysfunctions and after 80 years it increases to 50%. ...
... year old than a 25-35 year old. 25% of people between 65 and 80 have major smell dysfunctions and after 80 years it increases to 50%. ...
The Heart
... Chordae tendineae ◦ tendon-like chords that connect the pointed ends of the cusps to cardiac muscle projections on inner surface of the ventricles ◦ prevent the cusps from pushing up into the atria when the ventricles contract ...
... Chordae tendineae ◦ tendon-like chords that connect the pointed ends of the cusps to cardiac muscle projections on inner surface of the ventricles ◦ prevent the cusps from pushing up into the atria when the ventricles contract ...
Ignatavicius: Medical-Surgical Nursing, 7th Edition
... Assess vital signs carefully in patients having invasive cardiovascular testing; report new dysrhythmias after testing. After invasive cardiovascular diagnostic testing, such as angiography and cardiac catheterization, monitor the insertion site for bleeding and hematoma formation. Identify pa ...
... Assess vital signs carefully in patients having invasive cardiovascular testing; report new dysrhythmias after testing. After invasive cardiovascular diagnostic testing, such as angiography and cardiac catheterization, monitor the insertion site for bleeding and hematoma formation. Identify pa ...
Normalization of High Pulmonary Pressure with HeartMate II LVAD
... Objective: Pulmonary hypertension (PHT) and elevated pulmonary vascular resistance (PVR) lead to poor outcome after heart transplantation due to postoperative failure of the donor right ventricle. As such, patients with PHT and elevated PVR are considered high risk for transplantation. The use of ...
... Objective: Pulmonary hypertension (PHT) and elevated pulmonary vascular resistance (PVR) lead to poor outcome after heart transplantation due to postoperative failure of the donor right ventricle. As such, patients with PHT and elevated PVR are considered high risk for transplantation. The use of ...
Cardiovascular Health
... they are starved of oxygenated blood for more than a few minutes. Types of Strokes Ischemic stroke – blockage in a blood vessel Thrombotic stroke - clot forms in a cerebral artery Embolic stroke - blood clot travels from ...
... they are starved of oxygenated blood for more than a few minutes. Types of Strokes Ischemic stroke – blockage in a blood vessel Thrombotic stroke - clot forms in a cerebral artery Embolic stroke - blood clot travels from ...
Circulatory System Notes
... of the body to the right atrium Inferior Vena Cava • Returns deoxygenated blood from the lower and middle body to the right atrium ...
... of the body to the right atrium Inferior Vena Cava • Returns deoxygenated blood from the lower and middle body to the right atrium ...
ASDs in Cats - Veterinary Specialty Services
... Atrial Septal Defects in Cats What is an atrial septal defect? An atrial septal (ASD) is a congenital cardiac anomaly, or an abnormality in the heart that is present at birth, rather than beginning later in life. Specifically, an ASD is a hole in the septum that divides the thinner “top” portion of ...
... Atrial Septal Defects in Cats What is an atrial septal defect? An atrial septal (ASD) is a congenital cardiac anomaly, or an abnormality in the heart that is present at birth, rather than beginning later in life. Specifically, an ASD is a hole in the septum that divides the thinner “top” portion of ...
Atrial Septal Defects in Dogs - Veterinary Specialty Services
... Atrial Septal Defects in Dogs What is an atrial septal defect? An atrial septal (ASD) is a congenital cardiac anomaly, or an abnormality in the heart that is present at birth, rather than beginning later in life. Specifically, an ASD is a hole in the septum that divides the thinner “top” portion of ...
... Atrial Septal Defects in Dogs What is an atrial septal defect? An atrial septal (ASD) is a congenital cardiac anomaly, or an abnormality in the heart that is present at birth, rather than beginning later in life. Specifically, an ASD is a hole in the septum that divides the thinner “top” portion of ...
Basics of Medical Equipment Lecture 5 - O6U E
... the blood from the body, which is normally the responsibility of the heart’s right atrium. This blood is then pumped by the machine through an oxygenator, a function normally the responsibility of the right ventricle. The oxygenator removes the CO2 and adds oxygen, which is normally the work of the ...
... the blood from the body, which is normally the responsibility of the heart’s right atrium. This blood is then pumped by the machine through an oxygenator, a function normally the responsibility of the right ventricle. The oxygenator removes the CO2 and adds oxygen, which is normally the work of the ...
Circulatory System
... • Why do veins have valves and arteries do not? • Veins move blood against gravity without benefit of the heart contraction • Blood flow: – Heart arteries arterioles capillaries venules veins heart ...
... • Why do veins have valves and arteries do not? • Veins move blood against gravity without benefit of the heart contraction • Blood flow: – Heart arteries arterioles capillaries venules veins heart ...
Treadmill Stress Testing for the Primary Care Physician
... intracardiac thrombi Recent pulmonary embolus Acute infection ...
... intracardiac thrombi Recent pulmonary embolus Acute infection ...
EKG Review - Rescue One
... “ACCIDENTS ON A HIGHWAY”- will be detoured around the blockage. increased distance to travel = increased time to get to location **Electrical current needs healthy tissue to conductdead tissue will not allow signal to pass through ...
... “ACCIDENTS ON A HIGHWAY”- will be detoured around the blockage. increased distance to travel = increased time to get to location **Electrical current needs healthy tissue to conductdead tissue will not allow signal to pass through ...