The stupid funny answer is "It might cause some 'change' in your health"
But really, assuming you passed it fairly quickly it probably wouldn't harm you too much. However if it sat in your digestive tract for more than a couple of days you could have some minor poisoning from the copper and nickel that the coin is made of. Some individuals are sensitive to nickel and could react even more severely. If you swallow a quarter it will eventually work it's way through your system and be expelled with your crap with no major side effects. However while swallowing it, it could cause choking.
Don't panic. I have a friend that once ate a quarter and it came out when she used the bathroom. I am guessing the same thing will happen with the dog.
In the second quarter.
He said he ate a crayon once and that Kevin and him had a quarter eating contest. He ate $1.25
He ate a quarter of the pie.I had three dime and a quarter.The surgeon marked a quarter-sized circle on the patient's skin.
Zombies Ate My Neighbors happened in 1993.
First Quarter Storm happened in 1970.
Nothing
He died.
she would have to stay there for every food she ate
One pound is 16 ounces, so a quarter pound should be 4 ounces.
Nothing good!
You die.