Download Circulatory System

Circulatory System: Facts, Function & Diseases
The circulatory system is a vast network of organs and
vessels that is responsible for the flow of blood,
nutrients, oxygen and other gases, and hormones to and
from cells. Without the circulatory system, the body
would not be able to fight disease or maintain a stable
internal environment – such as proper temperature and
pH – known as homeostasis.
Description
thecirculatory
circulatorysystem
systemas simply a
While
many viewofthe
highway for blood – it is also known as the
cardiovascular system – it is made up of three
independent system that work together: the heart
(cardiovascular), lungs (pulmonary) and arteries, veins,
coronary and portal vessels (systemic).
The heart, blood, and
blood vessels make up
the cardiovascular
component of the
circulatory system. In
includes the pulmonary
circulation, a “loop’’
through the lungs where
blood is oxygenated. It
also incorporates the
systemic circulation,
which runs through the
rest of the body to
provide oxygenated
blood.
[Top 10 Amazing Facts
About Your Heart]
The pulmonary
circulatory system
sends oxygendepleted blood away
from the heart
through the
pulmonary artery to
the lungs and returns
oxygenated blood to
the heart through the
pulmonary vein.
If all the blood vessels
in your body were laid
end to end, they would
extend for 60,000 miles
( more than 96,500
kilometers). That’s
enough to circle the
Earth more than twice.
Capillaries are so
small that red blood
cells have to travel
through them in a
single file line.
You can feel your
pulse on any part of
your body where an
artery is compressed