oxygen
Red blood cells.
the red blood cells get oxygen or put out carbon dioxide through the capillaries in the alveoli of the lungs. They do this to help get oxygen for the cells in the body/ take away carbon dioxide from the cells
Red blood cells are responsible for transporting oxygen around the body.
some of the oxygen in your blood is transferred to the cells in your bones that help you to produce more red and white blood cells.
red blood cells
The red blood cells carry the oxygen to and carbon dioxide from the cells of the body via the lungs.
The Respiratory System.
Cockroach blood contains no red blood cells to transport oxygen because its respiratory system is open. This means that roach blood is pale yellow or colorless.
circulatory system it provides the oxygen for the red blood cells that come directly from the heart
Regular blood cells contain respiratoy pigment in them.
Respiratory system
Kind of, the body system that is most known for that is the respiratory system, but the red blood cells do deliver oxygen to the muscles.