The application "Cardiovascular System" contains an introduction to cardiovascular system, heart, blood vessels, divisions of circulation, properties of cardiac muscle, excitability, rhythmicity, conductivity, contractility.

• Cardiac cycle
• Events of cardiac cycle, description of atrial events, description of ventricular events, intra-atrial pressure changes, intraventricular pressure, aortic pressure changes, ventricular volume changes.
• Heart Sounds
• Description of heart sounds, triple and quadruple, methods of study.
• Electrocardiogram (ECG)
• Uses of ECG, electrocardiographic grid, ECG leads, waves of normal ECG, intervals and segments of ECG.
• Vector
• Instantaneous mean vector, degree of instantaneous, calculated vector, vectoral analysis, vector cardiogram.
• Arrhythmia
• Normotonic arrhythmia, ectopic arrhythmia ectopic arrhythmia, artificial pacemaker, current of injury.
• Effect of Changes in Electrolyte Concentration on Heart
• Sodium ion concentration, potassium ion concentration, calcium ion concentration, experimental evidences.
• Cardiac Output
• Ejection fraction, cardiac reserve, variations in cardiac output, distribution of cardiac output, factors maintaining cardiac output, measurement of cardiac output, cardiac catheterization.
• Heart Rate
• Heart rate, regulation of heart rate, vasomotor center, motor (efferent) nerve, sensory (afferent) nerve, factors affecting vasomotor.
• Cardiovascular Adjustments during Exercise
• Manifestations of circulatory shock, stages of circulatory shock, types and causes of circulatory shock, treatment for circulatory shock, heart failure.