a close-up view of red blood cells flowing through a blood vessel, showcasing their unique structure and vibrant color

blood cell vessel close view red flow showcase structure vibrant biomedical surgeon circulation physician particle artery medical organic microscopy capillary diagnostic bloodline hemorrhage system lymphocyte anemia substance fluidic sample medicine redcell oxygen whitecell micrograph bloodstream liquid composition delivery biology monocyte thrombocyte platelet pathology fluid bloodwork nutrition cellular vascular energy close-up cells flowing showcasing unique color generative