AP Biology CardioVascular System Study Guide
... 1. Describe the shape and location of the human heart. 2. What are the functions of the chamber walls, the valves and the large vessels of the heart? 3. Describe the location of the atria and ventricles of the heart. 4. Explain the function of the interatrial and the interventricular septa. 5. What ...
... 1. Describe the shape and location of the human heart. 2. What are the functions of the chamber walls, the valves and the large vessels of the heart? 3. Describe the location of the atria and ventricles of the heart. 4. Explain the function of the interatrial and the interventricular septa. 5. What ...
What are the muscles of inspiration and expiration
... Cardiac Physiology and Blood pressure -understand the anatomy of the heart and its valves and vessels -understand the location of the heart and the layers of the pericardial sac -understand the two circulatory routes in the body -what are the type cells types involved in the conduction of electrical ...
... Cardiac Physiology and Blood pressure -understand the anatomy of the heart and its valves and vessels -understand the location of the heart and the layers of the pericardial sac -understand the two circulatory routes in the body -what are the type cells types involved in the conduction of electrical ...
Phonocardiogram
... driving blood out of the chambers. The chamber most often discussed is the left ventricle. ...
... driving blood out of the chambers. The chamber most often discussed is the left ventricle. ...
Unusual Site of Origin of a Non-Automatic Focal Right Ventricular
... The mechanism of the described VT is non-automatic. Induction by stimulation and termination by ATP, ICD shocks, and mechanically induced ventricular premature beats reliably excludes automaticity.1,7 The focal pattern of activation is compatible with micro–re-entry or epicardial or mid-myocardial m ...
... The mechanism of the described VT is non-automatic. Induction by stimulation and termination by ATP, ICD shocks, and mechanically induced ventricular premature beats reliably excludes automaticity.1,7 The focal pattern of activation is compatible with micro–re-entry or epicardial or mid-myocardial m ...
ANTIARRYTHMIC DRUGS
... Restore normal rhythm, rate and conduction or prevent more dangerous arrhythmias 1. Alter conduction velocity (SAN or AVN) Alter slope 0 depolarisation or refractoriness 2. Alter excitability of cardiac cells by changing duration of ERP (usually via changing APD) ERPinc – Interrupts tachy caused by ...
... Restore normal rhythm, rate and conduction or prevent more dangerous arrhythmias 1. Alter conduction velocity (SAN or AVN) Alter slope 0 depolarisation or refractoriness 2. Alter excitability of cardiac cells by changing duration of ERP (usually via changing APD) ERPinc – Interrupts tachy caused by ...
PDF - Herbert Publications
... tachycardia (SVT), SANRT comprises from 2 to 17 percent of these cases [2,3]. The actual incidence of this arrhythmia may be higher than appreciated since many patients are asymptomatic and are not referred for electrophysiologic study. SANRT is a type of supraventricular reentrant tachycardia which ...
... tachycardia (SVT), SANRT comprises from 2 to 17 percent of these cases [2,3]. The actual incidence of this arrhythmia may be higher than appreciated since many patients are asymptomatic and are not referred for electrophysiologic study. SANRT is a type of supraventricular reentrant tachycardia which ...
Objectives Multiple Choice
... SA node --> AV node --> bundle branches --> AV bundle --> Purkinje fibers SA node --> AV bundle --> AV node --> Purkinje fibers SA node --> AV node --> bundle of His --> bundle branches --> Purkinje fibers AV node --> SA node --> AV bundle --> bundle of His none of the above ...
... SA node --> AV node --> bundle branches --> AV bundle --> Purkinje fibers SA node --> AV bundle --> AV node --> Purkinje fibers SA node --> AV node --> bundle of His --> bundle branches --> Purkinje fibers AV node --> SA node --> AV bundle --> bundle of His none of the above ...
Cardiovascular Disease - Dartmouth
... •Heart failure •Heart rhythm disturbances (arrhythmias) •Congenital heart disease •Heart Valve Disease •Heart infections ...
... •Heart failure •Heart rhythm disturbances (arrhythmias) •Congenital heart disease •Heart Valve Disease •Heart infections ...
Properties of Cardiac Muscle - squ
... node (only point of electrical contact between chambers) Action potential briefly delayed at AV node (ensures atrial contraction precedes ventricular contraction to allow complete ventricular filling) Impulse travels rapidly down interventricular septum by means of bundle of His Impulse rapidly disp ...
... node (only point of electrical contact between chambers) Action potential briefly delayed at AV node (ensures atrial contraction precedes ventricular contraction to allow complete ventricular filling) Impulse travels rapidly down interventricular septum by means of bundle of His Impulse rapidly disp ...
cardiac AP and basis of ECG 2
... a) Nodal ms fibers e.g. Sinoatrial (SA) node and Atrioventricular node. • SAN is the normal pacemaker of heart from which the cardiac impulse initiated. b) Conducting ms fibers include AV bundle, bundle branches and Purkinje fibers. • These fibers conduct the cardiac impulse from atria to ventricles ...
... a) Nodal ms fibers e.g. Sinoatrial (SA) node and Atrioventricular node. • SAN is the normal pacemaker of heart from which the cardiac impulse initiated. b) Conducting ms fibers include AV bundle, bundle branches and Purkinje fibers. • These fibers conduct the cardiac impulse from atria to ventricles ...
Chronic recurrent ventricular tachycardia
... rate and the underlying cardiac disorder, patients complaining of blackouts, angina, or palpitations, but they are often unaware of any change in heart rate. Repeated Holter ECG tape recording may help to detect the arrhythmia in patients with fainting attacks or other poorly defined symptoms; monit ...
... rate and the underlying cardiac disorder, patients complaining of blackouts, angina, or palpitations, but they are often unaware of any change in heart rate. Repeated Holter ECG tape recording may help to detect the arrhythmia in patients with fainting attacks or other poorly defined symptoms; monit ...
CO - Moodle
... Atrioventricular (AV) node node of neuromuscular cells at base of right atrium very near septum impulse from SA node reaches AV node There is a pause in conduction of impulse from AV node (until atrial contraction + filling of ventricles is complete) ...
... Atrioventricular (AV) node node of neuromuscular cells at base of right atrium very near septum impulse from SA node reaches AV node There is a pause in conduction of impulse from AV node (until atrial contraction + filling of ventricles is complete) ...
Dominant-Negative ALK2 Allele Associates with Congenital Heart
... • Heterogeneity introduces complexity ...
... • Heterogeneity introduces complexity ...
JAOK HAN, MD, PH.D.
... that ventricular slowing produced by vagal stimulation caused disappearance of ventricular ectopic beats in all instances. Nevertheless, interpretative difficulties do remain since this study was not specifically designed to answer the question we were interested in exploring. We therefore investiga ...
... that ventricular slowing produced by vagal stimulation caused disappearance of ventricular ectopic beats in all instances. Nevertheless, interpretative difficulties do remain since this study was not specifically designed to answer the question we were interested in exploring. We therefore investiga ...
Chapter 8 Cardiac Emergencies
... Disease an injury can disrupt the heart’s electrical system and it ability to provide adequate circulation. ...
... Disease an injury can disrupt the heart’s electrical system and it ability to provide adequate circulation. ...
Physiology Ch. 10 p115-120 [4-25
... Specialized Excitatory and Conductive System of the Heart – sinus node is where normal rhythmical impulses are generated and conduct to the atrioventricular node in which the message is delayed before passing into ventricles, and the AV bundle (conducts form atria into ventricles), and left and righ ...
... Specialized Excitatory and Conductive System of the Heart – sinus node is where normal rhythmical impulses are generated and conduct to the atrioventricular node in which the message is delayed before passing into ventricles, and the AV bundle (conducts form atria into ventricles), and left and righ ...
EKGLabWithVernierSoftware
... Abonormalities of the heart valves can be detected more accurately by auscultation than by electrocardiography. Why is this so? ______________________________________________________________________ ...
... Abonormalities of the heart valves can be detected more accurately by auscultation than by electrocardiography. Why is this so? ______________________________________________________________________ ...
Ablation of arrhythmias in adult patients after Fontan operation
... cardia, which created the subject for ablation. Ventricular arrhythmia recorded on ECG pre‑ sented noncharacteristic QRS morphology with right‑axis deviation and left bundle branch block. The patient presented also cyanosis, poliglobulia, thrombocytopenia, and recurrent exacerbation of heart insuffi ...
... cardia, which created the subject for ablation. Ventricular arrhythmia recorded on ECG pre‑ sented noncharacteristic QRS morphology with right‑axis deviation and left bundle branch block. The patient presented also cyanosis, poliglobulia, thrombocytopenia, and recurrent exacerbation of heart insuffi ...
LWW PPT Slide Template Master
... • Long QT syndrome and torsades de pointes • Ventricular arrhythmias – Premature ventricular contractions – Ventricular tachycardia – Ventricular flutter and fibrillation ...
... • Long QT syndrome and torsades de pointes • Ventricular arrhythmias – Premature ventricular contractions – Ventricular tachycardia – Ventricular flutter and fibrillation ...
A1987K475500001
... the Department of Physiology at Vanderbilt University. Morgan perceived the experimental need for a system that allowed perfusion of isolated hearts from small animals under conditions where they performed physiologically relevant mechanical work. At the time, experiments on cardiac function, or stu ...
... the Department of Physiology at Vanderbilt University. Morgan perceived the experimental need for a system that allowed perfusion of isolated hearts from small animals under conditions where they performed physiologically relevant mechanical work. At the time, experiments on cardiac function, or stu ...
Pacemakers and Implantable Defibrillators
... Single Chamber: only one wire (pacing lead) is placed into a chamber of the heart. Sometimes it is the upper chamber, or atrium. Other times it is the lower chamber, or ventricle. Dual Chamber:wires are placed in two chambers of the heart. One lead paces the atrium and one paces the ventricle. This ...
... Single Chamber: only one wire (pacing lead) is placed into a chamber of the heart. Sometimes it is the upper chamber, or atrium. Other times it is the lower chamber, or ventricle. Dual Chamber:wires are placed in two chambers of the heart. One lead paces the atrium and one paces the ventricle. This ...
CPR Facts and Statistics
... percent to 10 percent for every minute of delay until defibrillation. Few attempts at resuscitation are successful if CPR and defibrillation are not provided within minutes of collapse. ...
... percent to 10 percent for every minute of delay until defibrillation. Few attempts at resuscitation are successful if CPR and defibrillation are not provided within minutes of collapse. ...
Document
... 30.3 The Heart and Circulation • Blood flows through the heart in a specific pathway. 1. oxygen-poor blood enters right atrium 2. It pumps into the right ventricle, which pumps blood to lungs 3. oxygen-rich blood from lungs enters left atrium 4. It pumps into the left ventricle, which pumps blood t ...
... 30.3 The Heart and Circulation • Blood flows through the heart in a specific pathway. 1. oxygen-poor blood enters right atrium 2. It pumps into the right ventricle, which pumps blood to lungs 3. oxygen-rich blood from lungs enters left atrium 4. It pumps into the left ventricle, which pumps blood t ...