Cardiovascular

• What are the three components of the cardiovascular system?

  • the heart
  • blood
  • blood vessels
• What are the terms used in the cardiac cycle to represent the heart contracting and relaxing

  • diastole
  • systole
• Diastole is the heart filling with blood. The heart is relaxing
• systole is the heart emptying. the heart is contracting
• What is stroke volume?

  Volume of blood pumped out of the left ventricle per beat
• What is heart rate?

  Heartbeats per minute
• What is Cardiac output?

  Volume of blood leaving the left ventricle per minute
• How do you calculate cardiac output?

  HR x SV = CO
• Show the pathway of blood

  • Vena cava
  • right atrium
  • tricuspid valve
  • right ventricle
  • semi-lunar valve
  • pulmonary artery
  • lungs
  • pulmonary vein
  • left atrium
  • bicuspid valve
  • left ventricle
  • semi-lunar valve
  • aorta
  • BODY