The cardio-respiratory system consists of the cardio vascular system (heart and blood vessels) together with respiratory system (lungs and air ways). These systems work to transport oxygen to the muscles and organs of the body and remove waste products including carbon dioxide.
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Explanation:
team work makes the dream work
people with low self -esteem shows this characteristis
confident
I am diabetic and the only one that i know of that does not happen is recurring infections unless you have very easily bruised skin and then maybe it can happen if you get sick or something
Drugs that increase brain and body activities are called stimulants.
Hope I helped! <3
