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Colon
In the fetal pig, the colon is not functional. Only when the pig is born and starts nursing will the colon (large intestine) beginning extracting water and nutrients from the fermenting solid waste, before pushing the feces out of the body.
The function of the rectum in the fetal pig is the same as in humans. It is the final 6" of the colon and acts as a warehouse for fecal matter.
In the fetal heart it was called ductus arteriosis.
The function of the rectum in a fetal pig is the same as the function in a human. It is the area that gets rid of the waste that the body does not use.
The lower trunk area on a fetal pig is called the posterior region of the pig.
An enlarged fetal heart is called fetal cardiomegaly. Fetal cardiomegaly is a symptom of a number of congenital heart defects including tricuspid artesia, Ebstein anomaly, or twin transfusion syndrome.
external nares
Cervical
20ft
lumbar
lumbar