phrenic artery
- An artery having its origin as the first paired branch from the abdominal aorta inferior to the diaphragm and with distribution to the diaphragm; inferior phrenic artery.
- Either of a pair of small arteries given off from the thoracic aorta just superior to the diaphragm and with distribution to the diaphragm; superior phrenic artery.
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The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.