...The Heart Cardiac muscle that contracts...
...beat Called a cardiac cycle Volume in...
...per minute = cardiac output General diastole...

...periods of high cardiac output, blood flow...
...not impaired with high–cardiac output states. 6....
...three factors: (a) Cardiac output (CO) (b)...
...vascular resistance (PVR) Cardiac Output 1. A...
...HR. 2. Normal cardiac output is between...
...the percentage of cardiac output that flows...
...total percentage of cardiac output involved in...
...of >15% of cardiac output can result...
...of >20% of cardiac output. e) A...
...response to increased cardiac output or increased...
...is measured as cardiac output. Cor Pulmonale...
...Gas Exchange—Perfusion Perfusion Cardiac output Slide 2...
...bicarbonate during a cardiac arrest emergency. b)...
...differentiate pulmonary from cardiac problems. Sleep–Rest History...
...dyspnea associated with cardiac problems or severe...
...pain caused by cardiac disease. Subjective Data...
...arterial pressure, and cardiac output. 5. Hemodynamic...
...is initiated when cardiac involvement is suspected...
...central location. d) Cardiac dysrhythmias. Capnography 1....
...embolism, or decreased cardiac output. b) Increased...
...fever or increased cardiac output) or hypoventilation...

... Basic Cardiac Rhythm Interpretation Objectives:...
...permeability changes in cardiac cells and the...
...2. Describe the cardiac conduction system, the...
...patient who requires cardiac monitoring. 3. Interpret...
...Permeability A. Resting cardiac cell 1. Cardiac...
...cardiac cell 1. Cardiac function is dependent...
...state. B. Active cardiac cell—action potential 1....
...charge, stimulating the cardiac cells extending across...
...b) As the cardiac cell receives an...
...shift, resulting in cardiac depolarization and repolarization...
...repolarization of the cardiac muscle. 2. Action...
...PowerPoint Slides 1. Cardiac Function Dependent on...
...anion. 2. Resting Cardiac Cell Negatively charged...
...Potential of a Cardiac Cell Produces changes...
...Depolarization Repolarization II. Cardiac Conduction and the...
...Electrocardiogram 1. The cardiac cycle is maintained...
...c) Along a cardiac conduction pathway 2....
...(3) Along a cardiac conduction pathway b)...
...QT interval. C. Cardiac monitoring systems 1....
...essential for accurate cardiac monitoring, and lead...
...patient who requires cardiac monitoring 1. Electrode...
...node (SA) 3. Cardiac Conduction Pathway 4....
...Patient Who Requires Cardiac Monitoring Components of...
...Premature beats 7. Cardiac conduction blocks 8....
...Normal and abnormal cardiac events 2. Major...
...angina if the cardiac output decreases to...
...in atria Decrease cardiac output Nursing assessment...
...a decrease in cardiac output from loss...
...the patient’s underlying cardiac rhythm and the...
...cause of sudden cardiac arrest. 2. Defibrillation...
...cause of sudden cardiac arrest. Defibrillation is...
...Conduction abnormalities 1. Cardiac impulse conduction can...
...slow conduction include cardiac ischemia, digitalis, antiarrhythmic...
...enough to maintain cardiac output; however, complete...
...Abnormalities Inhibition of cardiac impulses along conduction...
...are contracting independently. Cardiac output greatly diminished....
...used in treating cardiac conduction disturbances. Antiarrhythmics...
...agents, and decrease cardiac stimulation, and can...
...because of decreased cardiac stimulation. They are...
...classified as a cardiac glycoside and inotropic...
...assessment of the cardiac, respiratory, and neurologic...
...Used in treating cardiac conduction disturbances Classifications...
...rate that maintains cardiac output. a) The...
...order to maintain cardiac output. In this...
...the patient’s own cardiac electrical activity and...
...the patient’s own cardiac electrical activity and...
...prior aborted sudden cardiac death or proven...
...heart attack and cardiac arrest. e) The...
...it does prevent cardiac arrest. 2. Patient...
...cannot maintain adequate cardiac output Pulse generator...
...who aborted sudden cardiac death Aborted proven...
...Prophylactically in high cardiac risk groups Designed...
...bradycardia pacing. Storing cardiac events Implantation of...
...for patients experiencing cardiac dysrhythmias. Suggestions for...

...Objectives: 1. Describe cardiac output as the...
...easily acquired. B. Cardiac output and cardiac...
...Cardiac output and cardiac index 1. Cardiac...
...cardiac index 1. Cardiac output is the...
...8 L/min. 2. Cardiac index a) Individualizes...
...first determinant of cardiac output and is...
...urine output 2. Cardiac Output and Cardiac...
...Cardiac Output and Cardiac Index Individualizes patients’...
...First determinant of cardiac output; fluid temperature...
...catheter. 2. Ideal cardiac output monitor would...
...measures stroke volume, cardiac output, and contractility...
...to determine: (1) Cardiac output (2) Preload...
...of factors, including cardiac output, systemic venous...
...related to the cardiac cycle (Fig. 7-4)....
...circulation throughout the cardiac cycle. (2) MAP...
...circulation throughout the cardiac cycle. (3) Normal...
...Impedance Cardiography Assesses cardiac function by measuring...
...measures stroke volume, cardiac output, and contractility...
...Helps to determine: Cardiac output Preload Afterload...
...pressures c) Determining cardiac output d) Sampling...
...used to determine cardiac output placed in...
...used to obtain cardiac output if the...
...connects to the cardiac output–monitoring device 5....
...port 2. Continuous cardiac output (CCO) 3....
...port Oximetry Continuous cardiac output (CCO) Volumetric...
...critical care uits, cardiac catheterization laboratories and...
...measurements 1. Measuring cardiac output a) Intermittent...
...measurements 2. Measuring Cardiac Output Intermittent Fluid...
...pulmonary hypertension. (5) Cardiac contractility—improved by use...
...pulmonary vascular vasodilation. Cardiac contractility. Intra-aortic balloon...
...hypothermia, hypovolemia or cardiac failure. a) Collaborative...
...hypothermia, hypovolemia, or cardiac failure. Low SVR...

...Vena Cava?? Hearts Cardiac cycle – pumping...
...Figure 8.16 Arthropod Cardiac Cycle Cardiomyocytes contract...
...sucked into heart Cardiac ganglion neurons spontaneously...
...Aortic and Pulmonary Cardiac Cycle – highly...
...Figure 8.18a Mammalian Cardiac Cycle Atria and...
...action potentials in cardiac muscle P wave...
...Events in the Cardiac Cycle Heart functions...
...Heart and Lungs Cardiac Output Cardiac output...
...Lungs Cardiac Output Cardiac output (CO) Volume...
...position of the cardiac muscle length-tension relationship...
...TPR Body varies cardiac output (CO) and...
...How will the cardiac output and systemic...

...and Toxicology (BIOL3020) Cardiac Muscle Contraction At...
...keeping inside negative Cardiac Muscle Contraction ....
...Muscle Contraction . Cardiac Muscle Contraction 9...

...disturbances Client with cardiac arrest develops mixed...
...in clients with cardiac disease Use judiciously...
...consciousness Stupor Coma Cardiac manifestations Dysrhythmias Cardiac...
...Cardiac manifestations Dysrhythmias Cardiac arrest Integumentary manifestations...
...of acidosis on cardiac function Ensuring adequate...
...underlying problem (shock, cardiac arrest) Improve tissue...
...of acidosis Decreased Cardiac Output Risk for...
...will maintain baseline cardiac rhythm Client will...
...levels Implementation Monitor cardiac status Monitor vital...
...in pulmonary edema, cardiac failure Monitor serum...
...increases to maintain cardiac output Chronic respiratory...
...function Respiratory status Cardiac status Changes in...