Short Term Effects On Muscles, Heart , Respiratory system Flashcards
What is muscle fatigue ?
It is when your muscles feel weak, painful and tired
When does it occur ?
It is an result anaerobic respiration . This is because your muscles need oxygen for them to work.
What are the effects of your heart ?
When you exercise your heart beats faster. Your heart rate is the number of time your heart beats in a minute.
If you have a lower heart rate during exercise what does it prove?
It proves that how fit you actually are .
What is stroke volume ?
It is the amount of blood pumped by the heart during each beat as our body needs more oxygen ,this will increase during physical activity, from this your heart increases in size , thickness and strength.
What is Cardiac output?
it is the amount of blood pumped by the heart in one minute , the higher your cardiac output is the better your performance will be .
What is the equation for cardiac output?
Cardiac output = stroke volume x heart rate
Effects on your breathing ?
When you exercise hard you need to bring more oxygen in and get rid of carbon dioxide . There fore as you exercise your breathing rate gets quicker .
