Red blood cells flowing through a vein or artery.
Keywords
blood,
mobile phone,
flow,
vein,
artery,
circulation,
oxygen,
transport,
nubes,
disorder,
anemia,
leucocyte,
phlebitis,
formation,
pressure,
damage,
capillary,
system,
volume,
platelets,
protein,
iron,
thickness,
sample,
thrombosis