It can take pictures of your GI system, help diagnose and treat as it moves through your GI tract.

This approach turns out to be really difficult, because it's hard to get enough medication in the small volume of the ejaculate and have it still work inside the female reproductive tract.

Although, unless you have a fistulated cow with a big hole in its side, and you can put your hand into its rumen, it's hard to imagine that the delivery of microbes directly into the mouth and through the entire top of the digestive tract is the best delivery system, so you may have heard in people they are now doing fecal transplants, where rather than delivering a couple of probiotic microbes through the mouth, they are delivering a community of probiotics, a community of microbes from a healthy donor, through the other end.

Fact number two is that speech is a combination of the source, which is the vibrations generated by your voice box, which are then pushed through the rest of the vocal tract.

Well, according to the biological literature, "During copulation, the genitalia of certain males may elicit more favorable female responses through superior mechanical or stimulatory interaction with the female reproductive tract."

It split the barrier little by little, backing up, then putting on full speed against the punctured tract of ice; and finally, carried away by its supreme momentum, it lunged through and onto this frozen surface, crushing the ice beneath its weight.

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