Since Jiskha doesn't have a biology expert at this time, please try posting your question at this site.
http://www.biology-online.org/biology-forum/
In addition, be sure to make really good use of KhanAcademy!
http://www.khanacademy.org/science/biology
Choose from the general topics at the right and then find the specifics you need within each topic.
State the changes that occur in arterioles in the human skin during thermoregulation
1 answer