<span>Blood vessels are dilated to increase the amount of oxygen carried in the blood, and the lungs work harder to meet the body's oxygen demands.
Blood volume increases during exercise, making the body more efficient, so it is not necessary for the lungs to work as hard.
The lungs determine the speed at which the heart pumps, so blood flows at a level that accommodates oxygen absorption in the muscles.
The lungs expand and contract, which increases the rate of blood flow so the muscles can
hope this helps</span>
The function of the digestive system is to eliminate nondigestible waste.
once the digestive system has gotten all the nutrients it could from the food it turns it into waste and disposes of it.
Good Luck! :)
I don’t quite understand the question? But LGBTQ means
Lesbian
Gay
Bisexual
Trans (switching genders)
And Queer
And anyone can be any of these, Men. Women, “them” and other personal identities
A complete blood count (CBC) test
