2. The purpose of using ice on an injured area is... * to increase blood flow.
O to hydrate an injury.
O to reduce blood flow.
O to dilate blood vessels.

B - reduces blood flow,

The main reason to use ice stops swelling and numbs the pain,
It does this by reducing blood flow to the area

It won't lose or gain electrons if it's a covalent bond it shares the electrons with another atom or atoms. if it is an ionic bond it will lose the 3 electrons on the outer shell and become a positively charged ion.  credit goes to @sunshinebaby of answers.yahoo.com.