Gravity flow is fluid flowing due to the forces of gravity alone and not to an applied pressure head. In the Bernoulli equation, the pressure term is omitted, and the height and velocity terms are the only ones included.
Asked in Human Anatomy and Physiology
How does gravity assist with venous return in the body?
Gravity does not assist in venous blood flow. If you really wanted gravity to help with venous blood flow you would have to hang in an inversion machine so you are upside down. ...
Can a person be able 2 sleep upright in zero gravity?
No because gravity allows your nasal air passages to flow normally but with none your lungs will not flow air properly lying down ...