Slideshow: Favorites
The Left Arm in Motion
#150, Slide 33 of 74
8 weeks
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Note:Exercise is almost always a good idea. Watch the movie to see this embryo's left arm in motion.Label Key:1. left shoulder 2. elbow 3. upper arm in motion 4. chest wall 5. nipple | ||
| All ages referenced to fertilization, not last menstrual period. |
