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Science
7th -
9thgrade
Circulatory System (Cardiovascular & Lymphatic System)
17 questions
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- 1. Multiple Choice
What is the main organ of the circulatory system?
small intestine
bone
lungs
heart
- 2. Multiple Choice
Veins carry oxygen poor blood ____________ the heart.
towards
away from
- 3. Multiple Choice
The job of the heart is to _____________.
pumb blood around the body
send food to the small intestine
break down food
give energy to the body
- 4. Multiple Choice
How many types of blood vessels are in our body?
1
2
3
4
- 5. Multiple Choice
____________ are the smallest blood vessels.
arteries
veins
capillaries
- 6. Multiple Choice
The circulatory system works with the _____________ system to provide our body with oxygen and remove carbon dioxide.
respiratory
digestive
muscular
skeletal
- 7. Multiple Choice
The circulatory system works with the _____________ system to obtain energy from nutrients that we eat and deliver it to cells.
respiratory
digestive
skeletal
nervous
- 8. Multiple Choice
Arteries carry oxygen rich blood _____________ the heart
toward
away from
- 9. Multiple Choice
Which is the correct definition of the circulatory system?
The system fights disease so the body stays healthy
The system that circulates blood and oxygen through the body, consisting of the heart, blood and blood vessels
Breaks down food into smaller pieces and absorbs those nutrients into the body
provides shape and structure for the body
- 10. Multiple Choice
The heart has ________ chambers
1
2
3
4
- 11. Multiple Choice
Arteries, veins and capillaries are three types of ___________.
heart valves
blood vessels
cells
veins
- 12. Multiple Choice
What is the Circulatory system also known as?
the heart
cardiovascular system
nervous system
aorta
- 13. Multiple Choice
What do red blood cells do?
carry oxygen from the lungs to the body cells & transport carbon dioxide from the cells back to the lungs
keeps blood flowing in one direction to the heart & prevent blood from flowing backwards
collects blood from the capillaries & drain it into veins
bring nutrients to the cells & carries away waste materials
- 14. Multiple Choice
What does blood do?
carries water to cells
carries oxygen to cells
carries food to cells
all of the above
- 15. Multiple Choice
What is the heart?
the core of a planet
a small metal spike
organ of soft nervous tissue
muscular organ
- 16. Multiple Choice
What does the circulatory system do?
pumps blood through the whole body
pumps blood to the brain
pumps blood to the lungs
pumps blood
- 17. Multiple Choice
Carbon dioxide is considered a _______________.
food
waste product
energy
fun party favor
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