Beginning in the early 20th century, Congress has usually, but not always, stipulated that an amendment must be ratified by the required number of states within seven years from the date of its submission to the states in order to become part of the Constitution.
The autonomic system controls the respiratory, circulatory, digestive, urogenital systems, and the action of the glands and hormone production.   The autonomic nervous systâ¦em consist of two divisions known as the sympathetic nervous system and the parasympathetic nervous system.
Science Main Index. The digestive system is under control of the Autonomic Nervous System (ANS). The ANS controls body process that are not under our conscious control. This means that when we eat food, we don't need to think about how our body will digest it. The Autonomic Nervous System automatically does what needs to be done. The digestive system is also controlled by hormones released by glands in the body. See Glands or Hormones for more detail on these processes.