It's in the title. Anatomy of the intervertebral disk. Nuff said.
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
or Google Play Store:
https://play.google.com/store/apps/details?id=com.suanatomy.dailyanatomy
Music by Jahzzar
Album: HiFi City Tales
Song: Bodies
https://soundcloud.com/jahzzar