These images demonstrate the terminology for identifying body locations in Yoga postures. Note that some of the terms are interchangeable. For example, an anterior structure (such as the chest) in Utkatasana is also ventral.
1) The sternum is medial to the shoulder.
2) The shoulder is lateral to the sternum.
3) The shoulder is proximal.
4) The hand is distal.
5) The head is superior to the feet.
6) The feet are inferior to the head.
7) The chest is anterior to the back.
8) The back is posterior to the chest.
9) The abdomen is ventral.
10) The lumbar region is dorsal.
11) The abdominal muscles are superficial.
12) The abdominal organs are deep.
Tadasana
Utkatasana