The cardiovascular system consists of the heart, blood vessels, and blood. It has 3 main function - transport of nutrients, oxygen, and hormones to cells throughout the body and removal of metabolic wastes (carbon dioxide, nitrogenous wastes).
Hello Bbayboy, when you exercise you release the "endorphin" chemical which can improve your mood and even the way you eat after you finish working out. And if this is done regularly then this positive energy will accumulate! :)
Answer:
Embrace change
Smile more often even if you don't feel like it
Face and accept your suffering
Share your suffering
Help others
(sorry if this isn't helpful)
Answer:
The right ventricle
Explanation:
Blood enters the heart through two large veins, the inferior and superior vena cava, emptying oxygen-poor blood from the body into the right atrium of the heart. This then causes ressure change, the valves to the vena cava and closes and the blood is pushed through the right atrium to the right ventricle.
