Answer – B. (Return blood to the lungs)
The function that capillaries serve in the cardiovascular system is to return blood to the lungs. The capillaries beds are the area where the excess carbondioxide produced by the cells are exchanged with oxygen. The deoxygenated blood is then transported by the capillaries through the circulatory system back to the lungs for reoxygenation
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Exercise, Chew Gum, Participate in events or hang out with friends.
1, 2, and 3, this is because when someone is planning to kill there selves everything will be sudden they don’t care about anything yet they are happy at the thought of never feeling pain again cause they are about to die. Don’t hold me to this answer but I hope it helps!
Answer:
It pumps up your endorphins. Physical activity may help bump up the production of your brain's feel-good neurotransmitters, called endorphins.
Explanation:
