Introduction - Fullfrontalanatomy.com
... The pericardium is the serous membrane lining the pericardial cavity, which surrounds the heart Visceral pericardium (epicardium) covers the heart’s outer surface Parietal pericardium lines the inner surface of the pericardial sac ...
... The pericardium is the serous membrane lining the pericardial cavity, which surrounds the heart Visceral pericardium (epicardium) covers the heart’s outer surface Parietal pericardium lines the inner surface of the pericardial sac ...
Cardiovascular System Outline
... Located in the floor of the right atrium Delays or slows the electrical impulse Fires at a rate of 40 to 60 time per minute Can take over if the SA node is not working ...
... Located in the floor of the right atrium Delays or slows the electrical impulse Fires at a rate of 40 to 60 time per minute Can take over if the SA node is not working ...
Chapter 20
... The P wave accompanies the depolarization of the ventricles The QRS complex appears as the ventricles depolarize The T wave indicates ventricular repolarization ...
... The P wave accompanies the depolarization of the ventricles The QRS complex appears as the ventricles depolarize The T wave indicates ventricular repolarization ...
AED Safety Tip Flyer Final.pub - PMA
... outside the hospital and could occur at the workplace. Survival rates have traditionally been poor—only 1% to 5% of these patients are estimated to survive to hospital discharge ...
... outside the hospital and could occur at the workplace. Survival rates have traditionally been poor—only 1% to 5% of these patients are estimated to survive to hospital discharge ...
Anterior & Posterior View
... "pacemaker" of the heart because it initiates cardiac muscle contraction and determines the heart rate. It is supplied by the sinus node artery, usually a branch of the right coronary artery. Contraction spreads through the atrial wall until it reaches the Atrio-ventricular (AV) Node in the right ...
... "pacemaker" of the heart because it initiates cardiac muscle contraction and determines the heart rate. It is supplied by the sinus node artery, usually a branch of the right coronary artery. Contraction spreads through the atrial wall until it reaches the Atrio-ventricular (AV) Node in the right ...
CirculatorySystem_TheHeart
... cardiac cycle (1) specialized muscle fibers initiate & distribute impulses (2) sinoatrial node (S-A node); key portion. Where heartbeat is initiated ...
... cardiac cycle (1) specialized muscle fibers initiate & distribute impulses (2) sinoatrial node (S-A node); key portion. Where heartbeat is initiated ...
P wave
... Arrhythmias Detected on ECG continued • In flutter contraction rates can be 200-300/min • In fibrillation contraction of myocardial cells is uncoordinated & pumping ineffective – Ventricular fibrillation is life-threatening • Electrical defibrillation resynchronizes heart by depolarizing all cells ...
... Arrhythmias Detected on ECG continued • In flutter contraction rates can be 200-300/min • In fibrillation contraction of myocardial cells is uncoordinated & pumping ineffective – Ventricular fibrillation is life-threatening • Electrical defibrillation resynchronizes heart by depolarizing all cells ...
Skeletal Muscles
... heart muscle begins a quivering motion due to a disunity in contractile cell function. Fibrillation can affect the atrium (atrial fibrillation) or the ventricle (ventricular fibrillation); ventricular fibrillation is imminently life-threatening. •Atrial fibrillation is the quivering, chaotic motion ...
... heart muscle begins a quivering motion due to a disunity in contractile cell function. Fibrillation can affect the atrium (atrial fibrillation) or the ventricle (ventricular fibrillation); ventricular fibrillation is imminently life-threatening. •Atrial fibrillation is the quivering, chaotic motion ...
summation and tetanus of cardiac muscle is impossible
... • Heart beats rhythmically as result of action potentials it generates by itself • Two specialized types of cardiac muscle cells – Contractile cells • 99% of cardiac muscle cells • Do mechanical work of pumping • Normally do not initiate own action potentials ...
... • Heart beats rhythmically as result of action potentials it generates by itself • Two specialized types of cardiac muscle cells – Contractile cells • 99% of cardiac muscle cells • Do mechanical work of pumping • Normally do not initiate own action potentials ...
cardiac muscle
... • Heart beats rhythmically as result of action potentials it generates by itself • Two specialized types of cardiac muscle cells – Contractile cells • 99% of cardiac muscle cells • Do mechanical work of pumping • Normally do not initiate own action potentials ...
... • Heart beats rhythmically as result of action potentials it generates by itself • Two specialized types of cardiac muscle cells – Contractile cells • 99% of cardiac muscle cells • Do mechanical work of pumping • Normally do not initiate own action potentials ...
When arrhythmias complicate heart failure - Af
... prevalence of these ventricular rhythm disturbances in heart failure patients is high, but inferior to the atrial fibrillation one. In most cases, arrhythmias (both atrial and ventricular) occur due to the same underlying heart disease, but in other circumstances they can be only adverse effects of ...
... prevalence of these ventricular rhythm disturbances in heart failure patients is high, but inferior to the atrial fibrillation one. In most cases, arrhythmias (both atrial and ventricular) occur due to the same underlying heart disease, but in other circumstances they can be only adverse effects of ...
ECG
... • Each small block of ECG paper is 1 mm2 • At a paper speed of 25 mm/s, one small block equals 0.04 s • Five small blocks make up 1 large block which translates into 0.20 s (200 msec) • Hence, there are 5 large blocks per second • Voltage: 1 mm = 0.1 mV between each individual block vertically ...
... • Each small block of ECG paper is 1 mm2 • At a paper speed of 25 mm/s, one small block equals 0.04 s • Five small blocks make up 1 large block which translates into 0.20 s (200 msec) • Hence, there are 5 large blocks per second • Voltage: 1 mm = 0.1 mV between each individual block vertically ...
Physiology of the Heart PPT
... • SA node - (pacemaker) sinoatrial • AV node – atrioventricular • AV bundle ...
... • SA node - (pacemaker) sinoatrial • AV node – atrioventricular • AV bundle ...
Heart - Cloudfront.net
... • Heart is two pumps that work together, right and left half • Repetitive contraction (systole) and relaxation (diastole) of heart chambers • Blood moves through circulatory system from areas of higher to lower pressure. – Contraction of heart produces the pressure ...
... • Heart is two pumps that work together, right and left half • Repetitive contraction (systole) and relaxation (diastole) of heart chambers • Blood moves through circulatory system from areas of higher to lower pressure. – Contraction of heart produces the pressure ...
Conduction Disturbances
... - valve surgery and septal myectomy can cause significant damage to the conduction system; prolonged ischaemia during heart transplant can also cause sinus node or conduction system damage - medication and reversible ischaemia are often implicated therefore the decision to place a permanent pacemake ...
... - valve surgery and septal myectomy can cause significant damage to the conduction system; prolonged ischaemia during heart transplant can also cause sinus node or conduction system damage - medication and reversible ischaemia are often implicated therefore the decision to place a permanent pacemake ...
Answers
... TORSADE DE POINTES—Ventricular tachycardia in which variations in the height of R waves cause an undulating or scalloped contour; literally, ìtwisting of pointsî PACEMAKER ARTIFACT—A narrow spike in the ECG tracing indicating an electrical impulse from an artificial pacemaker ESCAPE BEAT—A heartbeat ...
... TORSADE DE POINTES—Ventricular tachycardia in which variations in the height of R waves cause an undulating or scalloped contour; literally, ìtwisting of pointsî PACEMAKER ARTIFACT—A narrow spike in the ECG tracing indicating an electrical impulse from an artificial pacemaker ESCAPE BEAT—A heartbeat ...
Menstrual Cycle
... complaining of severe weakness, fatigue, dry cough, weight gain and difficulty in breathing. He feels severe shortness of breath while walking up stairs of his second floor apartment. He still complains of lesser severity of symptoms at rest. He states he often awakens at night feeling like he was s ...
... complaining of severe weakness, fatigue, dry cough, weight gain and difficulty in breathing. He feels severe shortness of breath while walking up stairs of his second floor apartment. He still complains of lesser severity of symptoms at rest. He states he often awakens at night feeling like he was s ...
ECG Crossword Puzzle Answers
... TORSADE DE POINTES—Ventricular tachycardia in which variations in the height of R waves cause an undulating or scalloped contour; literally, ìtwisting of pointsî PACEMAKER ARTIFACT—A narrow spike in the ECG tracing indicating an electrical impulse from an artificial pacemaker ESCAPE BEAT—A heartbeat ...
... TORSADE DE POINTES—Ventricular tachycardia in which variations in the height of R waves cause an undulating or scalloped contour; literally, ìtwisting of pointsî PACEMAKER ARTIFACT—A narrow spike in the ECG tracing indicating an electrical impulse from an artificial pacemaker ESCAPE BEAT—A heartbeat ...
Heart, liver, spleen – vocab
... Vocabulary – Heart, Liver, & Spleen aorta – the largest artery in the body atrium – one of two upper chambers in the heart heart – the organ which pumps blood around the body heart attack – A heart problem that occurs when the supply of blood to a part of the heart is cut off liver- A large, wedge-s ...
... Vocabulary – Heart, Liver, & Spleen aorta – the largest artery in the body atrium – one of two upper chambers in the heart heart – the organ which pumps blood around the body heart attack – A heart problem that occurs when the supply of blood to a part of the heart is cut off liver- A large, wedge-s ...
Sick Sinus Syndrome and Atrial Standstill
... springer spaniels with scapulohumeral muscular dystrophy and atrial standstill are young dogs that cannot exercise well; they often have fainting episodes and other muscle problems that limit their mobility. ...
... springer spaniels with scapulohumeral muscular dystrophy and atrial standstill are young dogs that cannot exercise well; they often have fainting episodes and other muscle problems that limit their mobility. ...
Cardiac Cycle and Heart Sounds
... • It is the amount of blood pumped out by each side of the heart (actually each ventricle) in 1 minute • It is the product of heart rate (HR) and Stroke volume (SV): CO = HR X SV • Stroke volume is the volume of blood pumped out by a ventricle with each heartbeat: - In general, stroke volume increas ...
... • It is the amount of blood pumped out by each side of the heart (actually each ventricle) in 1 minute • It is the product of heart rate (HR) and Stroke volume (SV): CO = HR X SV • Stroke volume is the volume of blood pumped out by a ventricle with each heartbeat: - In general, stroke volume increas ...
(I:I `TI nn~) 7x15 n ~ vn ~ n N?
... “And I will take away the stony heart out of your flesh and I will give you a heart of flesh.” (Ezekiel 36:26). On Yom Kippur we refer to the sin of Imutz Haleb and ask the Almighty to give us a good and responding heart ever sensitive to human needs. We ask him to remove our stony hearts and replac ...
... “And I will take away the stony heart out of your flesh and I will give you a heart of flesh.” (Ezekiel 36:26). On Yom Kippur we refer to the sin of Imutz Haleb and ask the Almighty to give us a good and responding heart ever sensitive to human needs. We ask him to remove our stony hearts and replac ...
