bare hand d knit strings spiral body hollow movement gesture red blood vessel arteries, aorta tangled on white background.

abstract anatomy aorta artery background biology blood vessel body cable capillary cardiovascular cells circulatory design diagnosis dna education energy experiment gene health healthy hemoglobin hospital human icon isolated knit life liquid medical medication medicine object pharmacy red research science shape surgeon surgical symbol system technology treat vaccine vein bare hand shaped strings spiral hollow movement gesture arteries tangled white vascular disease clipping path background