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The circulatory system - Part 1
Fill in the blank notes
There are two parts to the circulatory system: ___________________
-The heart is the organ responsible for pumping blood through ____________
-Blood vessels are 'pipes' that carry ________ around your body
Blood vessels
-There are ___ main types of blood vessels
1) _________ - carry blood away from the heart
Pulmonary arteries - _______________________________________
_______________ - carry blood from the heart to the rest of the body (head, legs, arms, etc)
Aorta - the largest artery - it is a ______________
2) _______ - carry blood back to the heart
Pulmonary veins - __________________________
_____________ - carry blood from body to heart
- also called _____________
3) ___________ - the smallest blood vessels
-Connect ___________ and __________
-Allow ____________ and ______________ to trade places
-_________________ - give carbon dioxide to lungs, and receive oxygen
-_________________ - give oxygen to muscles/organs, and receive carbon dioxide
The heart
-There are ____ chambers of the heart
1) __________
- receives blood from the lungs
- it is connected to the _____________ and the _____________
- like a "waiting room" for ____________ blood
2) ____________
- receives blood from left atrium
- pumps ________ to the _________
- is connected to the _________ and the _____________
3) __________
- receives blood from the body
- it is connected to the ____________ and the ___________
- like a "waiting room" for ___________ blood
4) ____________
- receives blood from the right atrium
- pumps _______ to the ________
- it is connected to the __________ and the ____________