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15
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In the pulmonary circuit, where does the blood travel?
between the heart and the lungs
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×
heart
Other team wins 10 points!
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gold
Win 50 points!
Okay!
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rocket
Go to first place!
Okay!
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lifesaver
Give 25 points!
Oops!
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seesaw
Swap points!
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rocket
Go to first place!
Okay!
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rocket
Go to first place!
Okay!
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thief
Give points!
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25
15
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What are the two circuits in the circulatory system?
pulmonary circuit and the systemic circuit
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15
×
What happens to the diaphragm during exhalation?
it relaxes and the lungs contract
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15
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Where does air enter through the body?
through the nasal cavity or mouth
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15
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Arteries carry the blood from the heart to the ______.
organs
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heart
Other team wins 10 points!
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magnet
Take 15 points!
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fairy
Take points!
5
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25
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thief
Give points!
5
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25
15
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What do veins carry from the organs to the heart?
blood
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15
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What system are the pharynx, larynx and trachea are part of?
The respiratory system
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15
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What are bronchioles?
smaller branches of the bronchi
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15
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What are capillaries?
very thin blood vessels that run to the organs to exchange substances between the blood and the cells
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What happens to the diaphragm during inhalation?
it contracts and the lungs expand
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15
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What are microscopic sacs surrounded by capillaries that have blood constantly flowing through them?
Alveoli
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15
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What system are the heart, capillaries, veins, and arteries a part of?
the circulatory system
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15
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In the systemic circuit, where does the blood travel?
between the heart and the other organs
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