What would be the path of salt removal from gut to the outside of our body?

What would be the path of salt removal from gut to the outside of our body ?
A. 1) The digested food containing salts will be absorbed into the blood stream in small intestine.
2) The circulatory system supplies this to kidney through renal artery.
3) In the kidney salts are filtered and sent out of the body along with urine.
4) Some of the salts also supplied to the skin. They will be sent out of the body in the form of sweat.