yes it is known as peristalisis. it occurs throughout the tract due to rythemic contractions and ralaxations
Peristalsis.
I would offer: The circulatory system, the nervous system including all the sensory systems, the respiratory system, the lymph system, the alimentary/digestive systems.
There are several actions made by involuntary muscles such as the pumping of the heart, the expanding and contracting of blood vessels moving blood throughout the body and shivering which are involuntary muscle contractions that created thermal energy to heat up the body when its cold.Digestion is one. Breathing is another.
Oh yes, amphibians have digestive systems.
Crocodiles swallow their foods whole, even fish, bones and all. They have alimentary canals and digestive systems designed to manage and extract nutrients from all parts of their prey.
The Digestive system, and the Respiratory system.
The muscular, nervous, and endocrine systems all control contractions in the uterus.
The digestive system provides usable nutrients for the other systems.
The pharynx is part of both the digestive and respiratory systems.
The autonomic nervous system regulates the involuntary systems. An example of this is the Fight or Flight system. Your heart beat increases as well as your blood pressure.
All humans use th emuscular system for movement, maintaining posture, and protecting joints. The involuntary muscles have important roles in many other body systems, such as the digestive system.
Eat our food.
The digestive system starts at the mouth.