Bronchioles and alveoli Flashcards

1
Q

Airways terminate with?

A

Alveoli (sphere like structures)

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2
Q

What does alveoli form?

A

Sacs

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3
Q

Number of alveoli in human lungs

A

480 million

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4
Q

What only occurs in this region?

A

Transfer from air to blood

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5
Q

Respiratory region accounts for how much of lungs surface area?

A

Two thirds

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