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the amount of carbohydrate in a food multiplied by the glycemic index of the carbohydrate
pressure created in the arteries when the left ventrical contracts and forces blood out into circulation
the volume of blood pumped out by a ventricle with each heartbeat
-As heart rate increases, SV decreases
Increasing concentration of H+ and CO2, reducing hemoglobin's affinity for oxygen, causing oxygen to release to necessary regions
Maximum amount of oxygen the body is able to utilize per minutre of physical activity, commonly expressed in Ml/kg/min, the best indicator of cardiorespiratory or aerobic fitness
Total peripheral resistance: is the sum of the resistance of all peripheral vasculature in the systemic circulation
-Decreases during exercise to allow easier blood flow
a set of nerves that varies involuntary and automatic commands that controls blood vessels, body organs, and glands (sympathetic=arousing, Parasympathetic=calming)
3 types of muscle fiber
1. (type 1)Slow oxidative - endurance
2. (type 2A)Fast oxidative - soccer, 800m
3. (type 2B)Glycolytic - explosive, fast (anaerobic)
Carries oxygen depleted blood from capillaries to the right ventricle where it is pumped to the lungs
volume of blood pumped by one ventricle per minute; stroke volume x heart rate
-Incrs CO = incrs BP
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