1. protected by 12 pairs of ribs and situates

1.   
Cardiovascular

 

1.1  Basics. The
cardiovascular system is essential to life. It is comprised of a pump, the
heart, and vessels which carry blood around the body. Blood consists of 3 major
components, red blood cells (45%), plasma (55%) and the buffy layer which is
mostly white blood cells (

We Will Write a Custom Essay Specifically
For You For Only $13.90/page!


order now