Identify the structure of the human heart described as the main vessel in the arterial network that conveys oxygen-rich blood from the heart to all parts of the body except the lungs. Question 34 options: aorta
atrium
coronary artery
pulmonary artery

Many body systems work together for proper functioning of the body and to maintain internal homeostasis. the works to break down food eaten before exercising. the takes in the nutrients obtained from the food. the body sweats as a mechanism to cool off, because the is working to flush out toxins.