the body systems with varieing time periods of Amelia and garfunkle
the Nervous System and the immune system
The nervous system has two main parts, central nervous system is made up of the brain and spinal cord. The peripheral nervous system is made up of nerves that branch off from the spinal cord and extend to all parts of the body. the nervous system is made up of the brain and the spinal cord, it controls volontary and involntary actions
Another cool system is the Immune system!
Another thing that the nervous system does is control reflexes, and other things this also works with the immune system because if you have too much stress it will make you sick.
the Immune system is what fights infections there are two cells, the phagocytes and the Lymphocytes, the Lymphocytes are the "bad cells"that the Phagocytes the good cells"have to get rid of. the Immune system is made up of the spleena and the tonsills, its function is to keep people healthy and fight diseses
the last system is the circulatory system it is what carrys blood thoughout the body its made up of the heart, veins, arteries, and capillaries. the circultory system moves deoxygenated blood and oxygenated blood throughout the body