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*  The ICU-Resuscitation Project (ICU-RESUS)
... conducts the electrical impulses to the HEART VENTRICLES in generation of MYOCARDIAL CONTRACTION. ... Heart Arrest. Cessation of heart beat or MYOCARDIAL CONTRACTION. If it is treated within a few minutes, heart arrest can be ... in HEART VENTRICLES. Such asynchronous ventricular quivering or fibrillation prevents any effective cardiac output and results ... includes all the diseases of the heart and circulation including coronary heart disease (angina... ...
  https://www.bioportfolio.com/resources/trial/162146/The-ICU-Resuscitation-Project-ICU-RESUS.html
*  Predicting outcomes in traumatic out-of-hospital cardiac arrest: the relevance of Utstein factors.
... in HEART VENTRICLES. Such asynchronous ventricular quivering or fibrillation prevents any effective cardiac output and results ... The omission of atrial activation that is caused by transient cessation of impulse generation at the SINOATRIAL NODE. It is ... Heart Arrest. Cessation of heart beat or MYOCARDIAL CONTRACTION. If it is treated within a few minutes, heart arrest can be ... Occurrence of heart arrest in an individual when there is no immediate access to medical personnel or equipment. ...
  https://www.bioportfolio.com/resources/pmarticle/1812242/Predicting-outcomes-in-traumatic-out-of-hospital-cardiac-arrest-the-relevance-of.html
*  Assess the Ability of Electrical Cardiometry to Trend Hemodynamic Variables During Dexmedetomidine Sedation
... in HEART VENTRICLES. Such asynchronous ventricular quivering or fibrillation prevents any effective cardiac output and results ... A potentially lethal cardiac arrhythmia that is characterized by uncoordinated extremely rapid firing of electrical impulses ( ... In time, compensatory changes of the heart can lead to pathological form of high cardiac output and eventual HEART FAILURE. ... What is the central question of this study? What is the role of heart muscle function in the increased output of remodelled, ...
  https://www.bioportfolio.com/resources/trial/71477/Assess-the-Ability-of-Electrical-Cardiometry-to-Trend-Hemodynamic-Variables-During-Dexmedetomidine.html
*  what does sinus arrhythmia non specific intraventricular conduction delay mean? - Heart Disease - MedHelp
... impulses that contracts and relaxes heart ventricles. Can cause a skipped beat, etc. ... impulses that contracts and relaxes heart ventricles. Can cause a skipped beat, etc. ... Nutritional Supplements and Heart Health Fish oil, folic acid, vitamin C. Find out if these supplements are heart-healthy or ... Can Mental Stress Lead to Heart Disease? Can depression and anxiety cause heart disease? Get the facts in this Missouri ...
  http://www.medhelp.org/posts/Heart-Disease/what-does-sinus-arrhythmia-non-specific-intraventricular-conduction-delay-mean/show/497506
*  2018 ICD-10-CM Diagnosis Code I49.01: Ventricular fibrillation
... in heart ventricles. Such asynchronous ventricular quivering or fibrillation prevents any effective cardiac output and results ... A potentially lethal cardiac arrhythmia that is characterized by uncoordinated extremely rapid firing of electrical impulses ( ... the ventricular muscle due to rapid repetitive excitation of myocardial fibers without coordinated contraction of the ventricle ... the ventricular muscle due to rapid repetitive excitation of myocardial fibers without coordinated contraction of the ventricle ...
  https://www.icd10data.com/ICD10CM/Codes/I00-I99/I30-I52/I49-/I49.01
*  Cerebral Bloodflow and Carbondioxide Reactivity During Mild Therapeutic Hypothermia in Patients After Cardiac Arrest
... in HEART VENTRICLES. Such asynchronous ventricular quivering or fibrillation prevents any effective cardiac output and results ... The omission of atrial activation that is caused by transient cessation of impulse generation at the SINOATRIAL NODE. It is ... Heart Arrest. Cessation of heart beat or MYOCARDIAL CONTRACTION. If it is treated within a few minutes, heart arrest can be ... The artificial substitution of heart and lung action as indicated for HEART ARREST resulting from electric shock, DROWNING, ...
  https://www.bioportfolio.com/resources/trial/101404/Cerebral-Bloodflow-and-Carbondioxide-Reactivity-During-Mild-Therapeutic-Hypothermia-in-Patients-After.html
*  Ventricular fibrillation - Symptoms and causes - Mayo Clinic
This heart rhythm problem can cause collapse within seconds. Learn how to recognize the signs and what actions to take to save ... erratic electrical impulses. This causes pumping chambers in your heart (the ventricles) to quiver uselessly, instead of ... When your heart beats, the electrical impulses that cause it to contract follow a precise pathway through your heart. ... The most common cause is a problem in the electrical impulses traveling through your heart after a first heart attack or ...
  https://www.mayoclinic.org/diseases-conditions/ventricular-fibrillation/symptoms-causes/syc-20364523
*  Symptoms and causes - Mayo Clinic
... erratic electrical impulses. This causes pumping chambers in your heart (the ventricles) to quiver uselessly, instead of ... When your heart beats, the electrical impulses that cause it to contract follow a precise pathway through your heart. ... The most common cause is a problem in the electrical impulses traveling through your heart after a first heart attack or ... This rapid but regular beating of the heart is caused by abnormal electrical impulses that start in the ventricles. ...
  https://www.mayoclinic.org/diseases-conditions/ventricular-fibrillation/symptoms-causes/syc-20364523?p=1
*  The World's Smallest Pacemaker Can Be Implanted Without Surgery | Gizmodo Australia
These leads run through a vein directly into the heart's right ventricle, delivering electrical impulses to treat irregular or ... It travels through the vein, making its way to the heart's right ventricle. Micra only paces the lower chamber of the heart, so ... The device latches onto the heart using small hooks, where it delivers electrical pulses that keep the heart beating more ... After six months, around 98 per cent of the patients experienced adequate heart pacing. A small fraction (seven per cent) of ...
  https://www.gizmodo.com.au/2016/04/the-worlds-smallest-pacemaker-can-be-implanted-without-surgery/
*  Cardiac resynchronization therapy - Wikipedia
It resynchronizes the contractions of the heart's ventricles by sending tiny electrical impulses to the heart muscle, which can ... "Cardiac Resynchronization Therapy and Implantable Cardioverter Defibrillator Therapy in Advanced Heart Failure". Heart Failure ... CRT and CRT-D have become increasingly important therapeutic options for patients with moderate and severe heart failure. ... Cardiac resynchronization therapy (CRT) is an effective therapy in patients with heart failure and dyssynchrony identified as a ...
  https://en.wikipedia.org/wiki/Cardiac_resynchronization_therapy
*  MEDTRONIC, INC. FORM 10-K FOR THE FISCAL YEAR ENDED APRIL 24, 2009
Natural electrical impulses stimulate the atria and ventricles, the heart s chambers, to rhythmically contract and relax with ... Tachyarrhythmia heart rates that are dangerously fast or irregular. In the lower chambers of the heart, called ventricles, this ... Arrested Heart Surgery. In a conventional coronary artery bypass procedures and heart valve surgery the patient s heart is ... Heart valve disorders diseased or damaged heart valves can restrict blood flow or leak, which limits the heart s ability to ...
  https://www.sec.gov/Archives/edgar/data/64670/000089710109001266/medtronic092639s2_10k.htm
*  Dizziness
... erratic electrical impulses. This causes pumping chambers in your heart (the ventricles) to quiver uselessly, instead of ... Diabetes Diabetes mellitus Erectile dysfunction Erectile Dysfunction Cure Healthy Foods Heart Heart attack heart disease Heart ... Heart attack (myocardial infarction). Although very rare, it's possible that an exercise stress test could provoke a heart ... Some heart problems are easier to diagnose when your heart is working hard and beating fast. Electrodes (conductive patches) ...
  http://www.mdadvice.com/blog/tag/vtr-dizziness/
*  Expert advice on Lone Atrial Fibrillation Irregular and Fast Heart Rate
Lone Atrial Fibrillation irregular and fast heart rate where electrical signals are generated chaotically throughout the upper ... of impulses, to the lower chambers of the heart (ventricles) via the bundle of His, telling the ventricles it's their turn to ... of impulses, to the lower chambers of the heart (ventricles) via the bundle of His, telling the ventricles it's their turn to ... Increasing the resting time of the heart through reducing resting heart rate. The less frequent the heart has to beat, the ...
  https://www.drlam.com/lone-atrial-fibrillation-laf/
*  Electrocardiogram (EKG) Components and Intervals
http://www.nucleusinc.com An electrocardiogram (EKG, ECG) translates the heart's electrical activity into line tracings on ... The QRS complex is a record of the movement of electrical impulses through the lower heart chambers (ventricles). ... The test measures how electrical impulses move through the heart muscle as it contracts and relaxes. ... The ST segment shows when the ventricle is contracting but no electricity is flowing through it. The ST segment usually appears ...
  https://www.webmd.com/heart/ekg-components-and-intervals
*  Sudden Cardiac Death (Sudden Cardiac Arrest) | Cleveland Clinic
Institute specializes in heart care for patients facing all manner of valvular and vascular heart issues as well as other heart ... Sudden cardiac arrest is not a heart attack (myocardial infarction). Learn more about sudden cardiac death, symptoms, causes, ... risk factors, treatment and prevention measures - Cleveland Clinic's Heart and Vascular ... disorganized firing of impulses from the ventricles (the heart's lower chambers). When this occurs, the heart is unable to pump ...
  https://my.clevelandclinic.org/health/diseases/17522-sudden-cardiac-death-sudden-cardiac-arrest
*  Electrocardiogram (EKG) Components and Intervals | MedicalRecords.com
The test measures how electrical impulses move through the heart muscle as it contracts and relaxes. The electrocardiogram ... translates the heart's electrical activity into line tracings on paper. The spikes and dips... ... is a test that measures the electrical signals that control heart rhythm. ... The QRS complex is a record of the movement of electrical impulses through the lower heart chambers (ventricles). ...
  https://www.medicalrecords.com/health-a-to-z/electrocardiogram-ekg-components-and-intervals-definition
*  Supraventricular Tachycardia (SVT) Causes, Symptoms and Treatment | Children's Hospital of Philadelphia
... called the ventricles. The electrical impulse causes the top chambers (atria) and bottom chambers (ventricles) of the heart to ... A normal heartbeat is caused by an electrical impulse traveling through the heart. The electrical impulse originates in the ... Heart palpitations - an uncomfortable sensation caused by the heart beating hard and fast. ... The electrical signals travel through the heart tissue to the bottom chambers of the heart, ...
  https://www.chop.edu/conditions-diseases/supraventricular-tachycardia-svt
*  Atrioventricular node facts, information, pictures | Encyclopedia.com articles about Atrioventricular node
The AVN is the only pathway between the atria and the ventricles through which electrical impulses can pass. Thus, following ... A specialized group of cardiac muscle fibres situated in the fibrous ring between the right atrium and ventricle of the heart. ... atrioventricular node (AV node) n. a mass of modified heart muscle situated in the lower middle part of the right atrium. It ... and transmits it through the atrioventricular bundle to the ventricles.. ...
  https://www.encyclopedia.com/medicine/anatomy-and-physiology/anatomy-and-physiology/atrioventricular-node
*  AV block - oi
Delayed or blocked transmission of impulses from the atria to the ventricles in the heart. ... 744 New method using first heart sound amplitude for determining optimal AV delay in patients paced in DDD and VDD mode for ... Structural, electrical and mechanical remodeling of the canine heart in AV-block and LBBB ...
  http://oxfordindex.oup.com/viewoverview/10.1093$002foi$002fauthority.20110803095436857
*  electrocardiography facts, information, pictures | Encyclopedia.com articles about electrocardiography
When the atrial impulse fails to reach the ventricle, a condition known as heart block results. If this is partial, the P-R ... When the atrial impulse fails to reach the ventricle, a condition known as heart block results. ... The impulse of electrical activity causing the heart to contract in a co-ordinated manner progresses through the heart in a ... In the normal heart, electrical impulses-at a rate of 60-100 times per minute-originate in the sinus node. The sinus node is ...
  https://www.encyclopedia.com/medicine/divisions-diagnostics-and-procedures/medicine/electrocardiography
*  Air conduction | definition of air conduction by Medical dictionary
1. forward conduction of impulses through a nerve.. 2. in the heart, conduction of impulses from atria to ventricles. ... the conduction of atrial impulses through the atrioventricular node and the His-Purkinje system to the ventricles. ... retrograde conduction transmission of a cardiac impulse backward in the ventricular to atrial direction; particularly, ... aberrant ventricular conduction the temporary abnormal intraventricular conduction of supraventricular impulses; called also ...
  https://medical-dictionary.thefreedictionary.com/air+conduction
*  Cardiac Muscle Cell by Jack Siu on Prezi
Cardiomyocytes make up the atria and ventricles of the heart and the pacemaker cells are distributed throughtout the heart. ... Also, to carry electrical impulses sent out by pacemaker cells to the muscles signaling the heart to pump.. Mitochondria and ... Pacemaker cells carry the impulses that are responsible for the beating of the heart. Cardiomyocytes contain only one nucleus, ... Mitochondria are the energy producers of cells, and the heart needs a lot of energy because the heart doesn't get a chance to ...
  https://prezi.com/kjr9yi8m5hm2/cardiac-muscle-cell/
*  Essay about Hi About That - 575 Words
... impulse) to base / apex of heart / septum / ventricles; ref to papillary muscles contracting; ventricle (muscle) contracts / ... of ventricles); detail e.g. specific time ref (0.1 - 0.2 secs) or to allow ventricles to fill / atria to empty; relays impulse ... sends out impulses / waves of excitation / initiates, heart beat / action potential / contraction; R electrical, messages / ... left ventricle, (pumps) blood, around whole body / further; R / left atrium, (pumps) blood to ventricle / short distance; (wall ...
  https://www.studymode.com/essays/Hi-About-That-1899447.html
*  Patent US5205283 - Method and apparatus for tachyarrhythmia detection and treatment - Google Patents
The contraction forces blood from the atrium through the heart valves into the ventricles. The electrical impulse from the ... sensing the atrium and ventricle of the patient's heart and providing atrial (AS) and ventricular (VS) event detection signals; ... means for sensing the atrium and ventricle of the patient's heart and providing atrial (AS) and ventricular (VS) event ... In the healthy heart, this normal sinus rhythm may be repeated between 60 and 120 times per minute. In the diseased heart, ...
  http://www.google.ca/patents/US5205283
*  Dronedarone in Pacemakers Patients With Paroxysmal Atrial Fibrillation
Impaired or delayed impulse conduction between the right and left HEART ATRIA. Advanced interatrial blocks are often associated ... HEART VENTRICLES). ... Its use in congestive heart failure and sinus rhythm is less ... Unlike ATRIAL FIBRILLATION which is caused by abnormal impulse generation, typical atrial flutter is caused by abnormal impulse ... It is used to control ventricular rate in ATRIAL FIBRILLATION and in the management of congestive heart failure with atrial ...
  https://www.bioportfolio.com/resources/trial/67798/Dronedarone-in-Pacemakers-Patients-With-Paroxysmal-Atrial-Fibrillation.html