alveoli 1.2.9 Flashcards

1
Q

what are alveoli surrounded by

A

capilaries

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2
Q

what inside red blood cells binds to oxygen

A

haemoglobin

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3
Q

what do we use energy from respiration for

A

movement growth and warmth

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4
Q

what makes the gas exchange efficient

A

alveoli have large surface area

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