Answer:
4
Explanation:
The circulatory system includes the blood that has picked up the carbon dioxide from all of the respiring tissues and who also delivered oxygen to them to continue respiring.
The blood will then reach the lung where the carbon dioxide that the tissues released is exchanged for oxygen in the alveoli.
* Blood cells isn't an organ system which makes 1 incorrect.
* Digestive system will in no way bring the blood to the lungs or away from it. This is the circulatory system's job. So 2 is incorrect.
*Lastly, lungs are organs and the question asks for organ systems. So 3 is incorrect.
A substance produced by a living organism which acts as a catalyst to bring about a specific biochemical reaction.
The healthcare worker diagnosed ankylosing spondylitis thru the result of blood tests done to the young adult male client. <span>HLA-B27 test must have noted the presence of HLA-B27 gene. Other blood tests such as the ESR level or the CRP. must have also shown marks of inflammation in the body, the symptoms of </span><span>ankylosing spondylitis.</span>
Most of the absorption occurs in the intestines