how do i send photos from my iphone to my mac

Photos/videos in the Camera Roll can be imported by your computer as with any other digital camera. With a Mac, you can use iPhoto or the Image Capture application.

http://support.apple.com/kb/HT4083

There is a real easy way. connect your iphone to your mac. Then start "preview" go to file import- iphone, all your pics show up then you can select the one you want and upload them to youe desktop or a folder.