Historical biological theories tend to describe that behaviors are inherited biological tendencies passed down through evolution, and contemporary biosocial theories are explained by saying that genes and other biological features are more facilitators of human behavior instead of determinants.
Like the heart, the LVAD is a pump. One end hooks up to the left ventricle -- that's the chamber of the heart that pumps blood out of the lungs and into the body. The other end hooks up to the aorta, the body's main artery. A tube passes from the device through the skin.
The pump refers to the heart. It pumps the blood through the  circulatory system to all parts of the body. The circulatory system  includes the arteries and veins which ca â¦ rries the blood around the  body. 3 people found this useful.Colleen De Vries.t pumps the blood through the  circulatory system to all parts of the body. The circulatory system  includes the arteries and veins which ca â¦ rries the blood around the  body. 3 people found this useful. Colleen De Vries.