of red blood cells in a vein, anatomy, biology, science, micro, health, medical, artery, vein, oxygen, circulation
Palabras clave
anatomy,
biology,
science,
micro,
health,
medicals,
artery,
vein,
oxygen,
circulation,
cardiovascular,
microscopic,
plasma,
flow,
vessel,
cellular,
erythrocytes,
platelets,
health care,
treatment,
research