Prediction : I predict that the small balloon inside the bottle will_________________
when I pull down on the large balloon.
I predict that the small balloon inside the bottle will _________________ when I push up on the large balloon.
Lung Capacity activity
YouTube video-Bill Nye Lungs song
How long does it take blood to circulate throughout your body?
It takes blood about one minute to circulate throughout your body.
moves blood thru body
works w/ resp. system
circulatory system heart blood blood vessels
Respiratory & circulatory systems work together to bring oxygen to the cells of the body. +
Oxygen passes from air sacs (alveoli) blood
Blood vessels carry oxygen heart
Heart pumps blood with oxygen body
Introduction to the Circulatory System video clip
Did you know that your heart beats over 100,000 times a day?
heart Right atrium Left atrium Right ventricle left ventricle
From body in a vein To lungs in an artery From lungs In a vein To body in an artery Right atrium Left atrium Right ventricle Left ventricle
Pathway of Circulation
How blood moves through the body Blood moves from the left atrium to the right atrium Oxygen rich blood from the lungs enters the heart through the left atrium Blood moves from the right ventricle to the lungs to get oxygen Bobby Cindy Greg