- bulbospiral fibers
- spiral muscle fibers that begin near the root of the aorta and spiral upward in bundles within the ventricles.
Medical dictionary. 2011.
Medical dictionary. 2011.
bulbospiral — bul·bo·spi·ral (bul″bo spiґrəl) pertaining to the root of the aorta (bulbus aortae) and having a spiral course; said of certain bundles of cardiac muscle fibers. See also under fiber … Medical dictionary