Acute Responses

• Tidal Volume


  Amount of air breathed in/out per breath
• Respiratory Rate


  Amount of breaths per minute
• Ventilation


  Amount of air breathed in per minute
• Ventilation


  V = RR x TV
• Diffusion


  The gas exchange from high concentration to low
• Heart Rate


  Number of beats per minute
• Stroke Volume


  Amount of blood pumped out of the heart per beat
• Cardiac Output


  Q = HR x SV
• Blood Volume


  Amount of blood in the body
• Systolic Blood Pressure


  The pressure in the arteries when the heart contracts
• Venous Return


  Amount of blood returning to the heart via the veins
• VO2 Oxygen Consumption


  Amount of oxygen that can taken up and used to create energy
• AVO2 Difference


  The difference in oxygen concentration between the arteries and veins
• Lactate Production


  By product of Anaerobic Glycolysis system that causes fatigue
• Motor Unit Recruitment


  Amount of muscle fibres used to contract a muscle
• Enzyme Activity


  Compound that speeds up chemical reactions
• Energy stores


  Fuels that breakdown to provide energy (ATP)
• Blood Flow to muscles


  Amount of blood that reaches our muscles via Vasodilation of these arteries
• Body Temperature


  The by-product of aerobic system