1. mouth, esophagus, stomach, small intestine, large intestine, rectum and anus.
2. Digestion, absorption, and elimination
6. Physical is when the food is physically broken down. (Chewing of the mouth) chemical is with the help of substances
Checking conclusions against nature.
Answer:
The nervous system is made up of the brain, spinal cord and nerves. It is the body's communication system that controls much of what your body does. It allows you to do things like walk, speak, swallow, breathe and learn, and controls how your body reacts in an emergency.
Explanation: