Our body obtain oxygen to our body by breathing.
oxygen
oxygen
Capillaries - they are the smallest vessels that serve as arteries and veins.
Capillaries are the smallest blood vessels in your body and act as the exchange point for oxygen.
the direction of movement of oxygen from the air you breathe and to dispose of excess.
capillaries
capillaries between the cells in the lungs or the capillaries between the cells in the body
Capillaries take oxygen and nutrients from the blood to the cells in the body. They also remove waste products, such as carbon dioxide, from the cells.
living cells in the arteries and veins obtain oxgyen via diffusion from the capillaries...
Oxygen is supplied to the body tissues by a series of blood vessels from arteries, arteriolles, to capillaries.
Capillaries are very thin blood vessels. Oxygen and nutrients and hormones can pass through the walls of the capillaries and reach the body's cells, while red blood cells remain in the capillaries.