It assists in the synthesis of vasodilators. Vasodilation is the expanding of the blood vessels. It can result from the relaxation of smooth muscle cells within vessel walls, or in the large veins, large arteries, and smaller arterioles.
• Vasodilators are medications that open the blood vessels.
• The respiratory system is the system of organs and tissues that support your breathing.
• This structure helps your body absorb oxygen from the air so your organs can function.
• It also cleanses waste gases, such as carbon dioxide from your blood.
• The respiratory system has many different roles.
• It delivers oxygen to the cells in the body, protects your airways from dangerous substances and irritants, brings air to body temperature, and moisturizes it to the humidity you need.
• It also allows you to talk and to smell.