Answer:
The Tunica Media
Explanation:
Usually referred as the middle layer, it helps regulate blood flow and pressure.is a support for the vessel.Hope this helps:)
Answer:
B. Food and Drug Administration (FDA)
In the event that the new hypothesis gives a superior expectation about the places of the planets and sun in the universe, then the old hypothesis must be altered or disposed of for the new hypothesis. That is the thing that keeps science "genuine". We change the models we utilize when better data goes along.
Smooth muscle is the type of muscle tissue responsible for propelling food along the digestive tract.
Smooth muscle is a type of muscle tissue that can be found in the walls of hollow organs of the body such as the digestive system, urinary tracts, tubes such as blood vessels and reproductive system. Smooth muscles contracts involuntarily and allows the walls of organs to move. The layer of smooth muscle present in the digestive system helps to break down food and propel it along the tract. Food substances and liquid moves from one organ to the next through the muscle action.