Download Circulatory system

CIRCULATORY SYSTEM
CIRCULATORY SYSTEM
Heart
Blood
Blood vessels
YOUR HEART
 Muscular pump
 In chest cavity
 Pump blood to all body parts
 The size of your fist
 Four chamber
 2 upper
atria…………..atrium
 2 lower
ventricles ………..ventricle
 Pump 75 times per min
BLOOD VESSELS …..SMALL TUBES CARRY
BLOOD
 1-Arteries
 2-Veins
 3-Blood capillaries
Artery……carry blood from heart to all body parts
Aorta …………largest artery
 Veins : ……carry blood to heart
 Blood capillaries
 :connect artery with veins
YOUR BLOOD
 Red Liquid ………important for life
 Carry nutrients
small intestine

oxygen
lungs

to all body parts
 Carry wastes
from body

skin

lungs
BLOOD CIRCULATION
 Heart acts as two pumps at the same time
 Right side
collect blood from the body
lung
 Left side
collect blood from the lung
body
CIRCULATORY SYSTEM