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.
Rugae
esophageal, cardiac, and pyloric
The alimentary canal in fetal pigs is part of the digestive system. It contains the oral cavity, stomach and intestines.
Blood
The hard palate is present in the cranium of fetal pigs. This evolved to protect the fetus from damages inside the womb.
Bacon looks good in my mouth. Bacon is a gift from god. I think all the cubans should suck it. Miguel is rascist.
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.
in the mouth
Artilodactyla
The external auditory aperture is present in fetal pigs. This organ is the eventual opening for the auditory lobes in adult pigs.
The function of the spleen in fetal pigs is to filter the blood and remove old or dying blood cells. The liver is the largest organ in the body.