1. Home
  2. Parenting & Family
  3. Pregnancy & Childbirth

Midpregnancy Ultrasound - Fetal Anatomy Survey - Fetal Anomaly Screen

By Robin Elise Weiss, LCCE, About.com

4 of 10

Baby Limbs - Arms

3D Twin Baby B - 18 Week UltrasoundPhoto © M. Horn
In addition to look at the legs, they will also measure parts of your baby's arms. The bones of the arms (radius, ulna) are measured when possible.

4 of 10

Explore Pregnancy & Childbirth

More from About.com

  1. Home
  2. Parenting & Family
  3. Pregnancy & Childbirth
  4. Your Baby
  5. Fetal Development
  6. Fetal Anatomy Survey

©2008 About.com, a part of The New York Times Company.

All rights reserved.