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Respiratory system

Study Slideshow

#ESL #English #respiratory system

What are the two important processes of respiration?

1) the process of Inhaling and exhaling air 2) the process of exchanging two gases (oxygen and carbon dioxide)

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What is inhalation?

breathe in air (lungs get bigger)

15

During inhalation, we breathe in ______.

oxygen.

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What is exhalation?

we breathe out (lungs get smaller)

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During exhalation, we breathe out ________.

carbon dioxide

15

What is this?

lungs

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What is not used in respiration? A) Lungs B) Esophagus C) Pharynx

B) Esophagus

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What are alveoli?

millions of small air sacs where gas exchange occurs

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Air travels down the ____ to the lungs

windpipe

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Gas exchange happens in the _____

alveoli

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Blood carries oxygen to our ____

organs

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Does our body need carbon dioxide?

no

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We use our lungs for breathing.

True

False

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The lungs are protected by the ______.

intercostal muscle

ribs

diaphragm

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The number of times we breathe in and out in one minute is called ______________.

pulse rate

breathing rate

heart rate

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Breathing involves two different stages, breathing in and breathing out.

True

False

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