This is an unborn baby pig, and has never eaten anything. It got its nutrients via the placenta from the mother.
No, because it is being fed nutrients via the umbilical cord.
esophageal, cardiac, and pyloric
Rugae
The alimentary canal in fetal pigs is part of the digestive system. It contains the oral cavity, stomach and intestines.
Blood
There is a very good reason there is no food found in a fetal pig's stomach. The fetal pig was never born.
food
The ridges are called rugae. They provide the stomach with more surface area for food. When food enters the stomach, these wrinkles expand and become stretched out. The purpose is to allow it to expand. This therefore allows expansion in volume of the pig.
the pigs put their food in the stomach
to digest the food and absorb the nutrients
In fetal pigs, the tongue is responsible for manipulating food for swallowing, aiding in the taste sensation, and executing movements for vocalization or communication with other pigs.
The shape of a fetal pigs kidney is oval. -knowing this from just doing fetal pig exam
Fetal pigs is the name of pigs that haven't been born yet. They were taken from their mother as fetuses -- thus, fetal pigs. Baby pigs that have been born are called piglets.