Ulna

The bony bits of the ulna. There aren't that many. Do you know which end of the ulna is the head?
Daily Anatomy App:

For a random human anatomy question every day on your phone you can get my Daily Anatomy question app from the Apple App Store:

https://itunes.apple.com/gb/app/daily-anatomy/id1001729137?mt=8

or Google Play Store:

https://play.google.com/store/apps/details?id=com.suanatomy.dailyanatomy&hl=en_GB
Music by Ryan Cullinane
http://freemusicarchive.org/music/Ryan_Cullinane/

Видео Ulna канала Sam Webster