which activity performed by a medical professional is primarily based on an understanding of physics?

this is poiselle's equation from fluid mechanic in physics. mech eng

molecules are free to separate from each other and will take on the shape of the container. molecules move completely at random and high speeds. they vibrate in a fixed position and do not move around much. molecules expand to the edge of their container.

i really dont know but i will try okay.

so i think u would just add all them up and get your answer..