Bug Report
DESCENDING AORTA:
The protion of the aorta from the arch to its division in the abdomen into the common iliac arteries. 
image
DESCENDING COLON:
The part of the colon between the left colic flexure ("splenic flexure") and the sigmoid colon (at the pelvic brim). image
DEEP LYMPH NODES:
Small masses of lymphatic tissue that connect lymph vessels in the deep fascia. image
DIAPHRAGM:
The musculomembrane separating the abdominal and thoracic cavities of the body. Major inspiratory muscle. (also the source of "fajitas" - aka "skirt steak") image
DIAPHYSIS:
The shaft of a long bone between the two "metaphyses"; tube of compact bone surrounding the marrow cavity. image
DIPLOIC SPACE:
The medullary space between the inner and outer tables of the flat calvarial bones, composed of cancellous bone and bone marrow. image
DORSALIS PEDIS ARTERY:
The continuation of the anterior tibial artery, that branches into the lateral and medial tarsal, arcuate, and deep plantar arteries. image
DORSUM SELLAE:
The posterior bone margin of the pituitary fossa, that is the superior limit of the sphenoid bone. The dorsum sellae forms the boundary between the middle and posterior cranial fossae in the midline. image
DUODENAL BULB:
The portion of the duodenum that forms the superior flexure with the pylorus. image
