Download Circulatory System

Circulatory
System
• Arteries (red) transport blood away from
the heart
• Veins (blue) transport blood to the heart
Cool Fact!
• An average adult body
has 4.7 to 5.7 litres of
blood.
(About 16 cans of pop!)
Functions of the Circulatory System
• Transfer oxygen, water, nutrients, and
minerals throughout the body
• Remove waste like CO2 from the body
• Heal wounds
• Prevent and combat disease
• Maintain homeostasis
KEEPING THE BEAT…
Your heart will beat about 3
BILLION times during your
lifetime!
Vampire Food…YOUR BLOOD!
• Red Blood Cells
– Carry oxygen and carbon dioxide
YOUR BLOOD!
• White Blood Cells (Germinators)
– Help the body fight infection
– Attack and destroy germs when they enter the body
YOUR BLOOD!
• Platelets
– Blood cells that help
stop bleeding
– Stick to the opening
of the damaged
blood vessels and
form a plug to seal it
– Makes scabs!
One drop of blood contains:
•
•
•
•
Half a drop of plasma
5 000 000 Red Blood Cells
10 000 White Blood Cells
250 000 Platelets
Circulatory
System