End systolic volume (ESV) â The amount of blood still in the. ventricles after the contraction is complete. End diastolic volume (EDV) â The amount of blood in the. ventricles after they have filled but prior to the beginning of. the contraction.
This is the fastest form of travel for most snakes, but rattlesnakes donât engage in this style of locomotion often. Rattlesnake speeds have not been specifically measured, but they likely travel at about 2 to 3 miles per hour in very short bursts. In comparison, the fastest humans can run up to 28 miles per hour.
The fastest bear is the Black Bear, followed by the Brown Bear, and the Polar Bear. In short, the larger the bear the slower it is. Keep in mind that even the slowest bear can â¦ still move it out at about 30 mph.The Brown Bear can run approximately 40 mph.Bears can even run sideways; still beating the fastest human runner.n short, the larger the bear the slower it is. Keep in mind that even the slowest bear can â¦ still move it out at about 30 mph. The Brown Bear can run approximately 40 mph.