The Heart
... The sinoatrial (SA) node contracts generating nerve impulses throughout the heart wall. ...
... The sinoatrial (SA) node contracts generating nerve impulses throughout the heart wall. ...
How an Echocardiogram is Performed
... In some cases, the picture of the heart may not be clear because of obesity, a barrel chest, or lung disorders. In these cases, a physician may perform a transesophageal echocardiogram. For this test, the patient's throat is numbers and a special transducer is placed inside the throat. From there, t ...
... In some cases, the picture of the heart may not be clear because of obesity, a barrel chest, or lung disorders. In these cases, a physician may perform a transesophageal echocardiogram. For this test, the patient's throat is numbers and a special transducer is placed inside the throat. From there, t ...
Ventricular Tachyarrhythmia
... Intravenous magnesium is the initial treatment of choice for torsades de pointes from an acquired cause, followed by temporary ventricular or atrial pacing. In all patients with torsades de pointes, administration of class IA, possibly some class IC, and class III antiarrhythmic agents ( amiodarone, ...
... Intravenous magnesium is the initial treatment of choice for torsades de pointes from an acquired cause, followed by temporary ventricular or atrial pacing. In all patients with torsades de pointes, administration of class IA, possibly some class IC, and class III antiarrhythmic agents ( amiodarone, ...
Cardiovasculat presentation from Kay Elliot
... How/when is he taking them? Side-effects/problems Uptitrate/monitor (ramipril/bisoprolol) How to use GTN When to stop clopidogrel Eplerenone? ...
... How/when is he taking them? Side-effects/problems Uptitrate/monitor (ramipril/bisoprolol) How to use GTN When to stop clopidogrel Eplerenone? ...
Signature Assignment, Action Potential Graphing, Biology 232
... also noted that the typical swelling she's had in her ankles for years has started to get worse over the past two months, making it especially difficult to get her shoes on toward the end of the day. In the past week, she's had a decreased appetite, some nausea and vomiting, and tenderness in the ri ...
... also noted that the typical swelling she's had in her ankles for years has started to get worse over the past two months, making it especially difficult to get her shoes on toward the end of the day. In the past week, she's had a decreased appetite, some nausea and vomiting, and tenderness in the ri ...
Vorlage Web-Dokus
... It has the function of a pump which keeps up the blood circulation. 6. Explain the pump function of the heart and the blood circulation. The right half pumps blood into the lungs. There, the blood tanks up with oxygen and then flows back into the heart. The left half pumps blood through the body, wh ...
... It has the function of a pump which keeps up the blood circulation. 6. Explain the pump function of the heart and the blood circulation. The right half pumps blood into the lungs. There, the blood tanks up with oxygen and then flows back into the heart. The left half pumps blood through the body, wh ...
Let`s Talk About: Atrial Fibrillation
... attempt to prevent the AF from occurring. Occasionally, some patients will require a controlled electric shock to the heart (called direct current cardioversion) to restore a normal rhythm. In some cases, if medications fail or are not well tolerated, your doctor may refer you to a specialist, who w ...
... attempt to prevent the AF from occurring. Occasionally, some patients will require a controlled electric shock to the heart (called direct current cardioversion) to restore a normal rhythm. In some cases, if medications fail or are not well tolerated, your doctor may refer you to a specialist, who w ...
Nervous System
... Sympathetic Causes the “fight or flight” Divert blood from the gut to the lungs, heart and voluntary muscle Increase supply to the muscles The lungs absorb more oxygen More blood available for the heart and lungs ...
... Sympathetic Causes the “fight or flight” Divert blood from the gut to the lungs, heart and voluntary muscle Increase supply to the muscles The lungs absorb more oxygen More blood available for the heart and lungs ...
Notes
... a) may be caused by elevated temp, certain drugs, stress, or heart disease 2) Bradycardia – less than 60 beats per minute a) may be caused by low temp, certain drugs, or parasympathetic activation 3) Fibrillation – uncoordinated or quivering heartbeat a) caused by damage/defect of conduction system ...
... a) may be caused by elevated temp, certain drugs, stress, or heart disease 2) Bradycardia – less than 60 beats per minute a) may be caused by low temp, certain drugs, or parasympathetic activation 3) Fibrillation – uncoordinated or quivering heartbeat a) caused by damage/defect of conduction system ...
The Heart
... Properties of Cardiac Muscle Excitation of the heart is triggered by electrical impulse rather than neural transmitters. Contraction of the heart is triggered by elevation of intracellular calcium influx. ...
... Properties of Cardiac Muscle Excitation of the heart is triggered by electrical impulse rather than neural transmitters. Contraction of the heart is triggered by elevation of intracellular calcium influx. ...
2016 A_fib
... Cardioversion of AF is associated with increased risk of stroke in the absence of antithrombotic therapy ...
... Cardioversion of AF is associated with increased risk of stroke in the absence of antithrombotic therapy ...
Cardiac Arrhythmias
... Most of this 12-lead recording is polymorphic ventricular tachycardia but, in the rhythm strip, the large deflection (arrowed) is the defibrillator discharging. Following the defibrillation a dual chamber pacemaker can be seen. ...
... Most of this 12-lead recording is polymorphic ventricular tachycardia but, in the rhythm strip, the large deflection (arrowed) is the defibrillator discharging. Following the defibrillation a dual chamber pacemaker can be seen. ...
Low Voltage Electric Injury induced Atrial Fibrillation as a Presenting
... most vulnerable to electrical injury. Electrical injury may cause direct necrosis of the myocardium or cardiac dysrhythmia. Asystole and ventricular fibrillation are the most serious of the cardiac complications of electrical injury.1 Other possible rhythm disturbances include sinus tachycardia, bra ...
... most vulnerable to electrical injury. Electrical injury may cause direct necrosis of the myocardium or cardiac dysrhythmia. Asystole and ventricular fibrillation are the most serious of the cardiac complications of electrical injury.1 Other possible rhythm disturbances include sinus tachycardia, bra ...
Heart Anatomy and Physiology Presentation
... • ventricles relaxed • ventricular pressure increases Ventricular Systole/Atrial diastole • A-V valves close • chordae tendinae prevent cusps of valves from bulging too far into atria • atria relaxed • blood flows into atria • ventricular pressure increases and opens semilunar valves • blood flows i ...
... • ventricles relaxed • ventricular pressure increases Ventricular Systole/Atrial diastole • A-V valves close • chordae tendinae prevent cusps of valves from bulging too far into atria • atria relaxed • blood flows into atria • ventricular pressure increases and opens semilunar valves • blood flows i ...
Enlarged Heart - Shaw American
... valve defects, congenital defects, hypertension, coronary artery disease or cardiomyopathy. The cardio‐thoracic (CT) ratio as determined by chest Xray (CXR) is often used to report heart size. CT is the heart width divided by the width of the chest cavity. Normal CT ratio is under 50%. Echocardio ...
... valve defects, congenital defects, hypertension, coronary artery disease or cardiomyopathy. The cardio‐thoracic (CT) ratio as determined by chest Xray (CXR) is often used to report heart size. CT is the heart width divided by the width of the chest cavity. Normal CT ratio is under 50%. Echocardio ...
ARVC Patient Information
... and females of all ages, races and activity levels can carry the condition although it typically affects or causes symptoms in adult young men. Families with two or more affected individuals have been found in a number of countries, such as North America, Italy, Japan, Africa, and Northern Europe, A ...
... and females of all ages, races and activity levels can carry the condition although it typically affects or causes symptoms in adult young men. Families with two or more affected individuals have been found in a number of countries, such as North America, Italy, Japan, Africa, and Northern Europe, A ...
Myocardial infraction, congestive heart failure, diet therapy
... Commonly known as a heart attack, When blood flow stops to a part of the heart causing damage to the heart muscle A heart attack occurs when an artery leading to the heart becomes completely blocked and the heart doesn’t get enough blood or oxygen ...
... Commonly known as a heart attack, When blood flow stops to a part of the heart causing damage to the heart muscle A heart attack occurs when an artery leading to the heart becomes completely blocked and the heart doesn’t get enough blood or oxygen ...
Conduction and Rhythm Disorders
... ventricles (kent bundle). Bypasses the AV node. ii. This pathway conducts impulses to either the atria to the ventricles. Retrograde conduction results in a tachycardia from reentry iii. Slurring of the QRS, shortened PR interval, delta waves, Atrial rhythms, Wolff-Parkinson-White syndrome iv. Sympt ...
... ventricles (kent bundle). Bypasses the AV node. ii. This pathway conducts impulses to either the atria to the ventricles. Retrograde conduction results in a tachycardia from reentry iii. Slurring of the QRS, shortened PR interval, delta waves, Atrial rhythms, Wolff-Parkinson-White syndrome iv. Sympt ...
Heart Function
... • The impulse travels to the atrio-ventricular node (AVN). • From here it travels down the septum (through the Bundle of His) to the tip of the ventricles. • The impulse is carried via the Purkinje fibres to into the walls of the ventricles. • This causes the ventricles to contract. ...
... • The impulse travels to the atrio-ventricular node (AVN). • From here it travels down the septum (through the Bundle of His) to the tip of the ventricles. • The impulse is carried via the Purkinje fibres to into the walls of the ventricles. • This causes the ventricles to contract. ...
Electrocardiography - PharmStressTech.com
... Abnormal Heart Rates and Rhythms The term arrhythmia is used to describe any abnormality in the heartbeat, including a disturbance in the rate, rhythm, or conduction. Causes of cardiac arrhythmia can include the following2,4: ormal automaticity—for example, the firing of nonsinus “pacemaker” N ce ...
... Abnormal Heart Rates and Rhythms The term arrhythmia is used to describe any abnormality in the heartbeat, including a disturbance in the rate, rhythm, or conduction. Causes of cardiac arrhythmia can include the following2,4: ormal automaticity—for example, the firing of nonsinus “pacemaker” N ce ...
F - Notes - Disorders of the Heart
... receives blood from inferior & superior vena cava (oxygen poor) What is the function of the left atria? receives blood from pulmonary veins (oxygen rich blood from the lungs) What does the function of the left ventricle ? ...
... receives blood from inferior & superior vena cava (oxygen poor) What is the function of the left atria? receives blood from pulmonary veins (oxygen rich blood from the lungs) What does the function of the left ventricle ? ...