Like human, the chemical digestion of food begins in the mouth of the rat.
It is important for digestion to take place as part of feeding. The process helps break down food particles that the body can absorb the necessary nutrients.
rat and rabbitt
The Good Wife - 2009 Feeding the Rat 3-4 is rated/received certificates of: Netherlands:12
Hairless (or Sphinx) rats are able to eat ordinary rat food. They can eat either Muesli or Complete Foods such as Pets at Home Rat Nuggets that prevent selective feeding.
Joseph Brian Jennings has written: 'Feeding, digestion and assimilation in animals' -- subject(s): Food, Animal feeding, Animals
If you don't eat, you don't digest. This applies to tube-feeding, too, of course.
Well it does depend on feeding habits and care in captivity,,, my everglades rat snake which is a little over 7 years old is approximately 2.2 metres
Don't worry, that is legal. They yank the teeth before feeding the rats to the snakes so that the rat won't bite the snake. Anyways, the snake will eat the rat so there is no need to stop it.
You may want to wear thick gloves until the rat gets to know you better. That will prevent further injury until the rat becomes more familiar with you.
Do your homework, it is due tomorrow
Rats will eat just about anything, they are omnivores so they love to eat. feeding them wet bread nuts and a variety of seeds will be healthy for their diet. for fluids they should have water in a tiny dish.