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Circulatory and Respiratory Flashcards | StudBud
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Circulatory and Respiratory
Circulatory and Respiratory
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4th grade Human Body Core Knowledge
Flashcards
10 cards
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Practice quiz
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Questions
10
Answers
1
Which system is responsible for carrying oxygen and carbon dioxide?
reproductive system
circulatory system
respiratory system
excretory system
2
What are the three kinds of blood vessels?
arteries, oxygen, lungs
vena cava, ventricles, veins
arteries, veins, capillaries
capsules, veins, articles
3
What is NOT a part of the circulatory system
heart
plates
blood
blood vessels
4
Which part of the respiratory system is a muscle that tightens and loosens when you breathe?
diaphragm
chest muscles
lungs
trachea
5
True or False: The exchange of gases (oxygen and CO2) occurs inside the lungs.
True
False
6
_____ is a blood vessel that carries blood back TO the heart.
artery
capillaries
vein
right ventricle
7
Which part of the respiratory system carries air from the throat to the lungs?
trachea
aveoli
bronchitis
diaphragm
8
____ are pieces of cells that float in the blood to stop bleeding.
white blood cells
platelets
red blood cells
blood cells
9
____ help protect your body against germs and harmful things.
oxygen
carbon dioxide
plasma
white blood cells
10
The circulatory system is responsible for carrying which two things to every cell in your body?
oxygen and food
food and drink
water and CO2
blood and tears
