释义 |
DictionarySeearterymedian sacral artery
me·di·an sa·cral ar·ter·y [TA] origin, posterior aspect of abdominal aorta just above the bifurcation; distribution, lower lumbar vertebrae, sacrum, and coccyx; anastomoses, lateral sacral, superior and middle rectal. Synonym(s): arteria sacralis mediana [TA], middle sacral arterymedian sacral arteryThe final unpaired midline artery branching from the aorta; it originates 1 cm proximal to the aortic bifurcation, and it ends in the coccyx. Its branches include a pair of lumbar arteries and a number of small arteries to the rectum. Synonym: middle sacral arterySee also: artery |