650 min
Well basicly because the elephant has no preditors so elephants are usually calm and so have a low heart rate,but a rat has to be fast and have faster reactions and so they have a faster heart rate.
the heart rate measured is after 1 minute.....example: 69 rat heart per minute
Absolutely ! The normal heart-rate for a person of that age - is about half that !
No, a rat cannot live without its head. The brain is essential for controlling vital functions such as breathing and heart rate.
The Normal rat
pump blood you a******
You have a heart. It beats periodically. The rate at which it does so is your heart rate. If you don't have a heart rate, then your heart isn't beating, meaning you're dead or dying.
4
Above the heart
depressants affect the heart rate by its heart rate
If your heart gets stronger:Your resting heart rate will go downYour target heart rate for exercise will go upIt will be harder to raise your heart rate to the target heart rate
Heart rate