breathing and respiration Flashcards

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1
Q

What protects the lungs?

A

The ribcage

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2
Q

What muscle sits underneath the ribcage?

A

Diaphragm

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3
Q

Air that you breathe in goes through the trachea and then splits into two tubes called the?

A

Bronchi

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4
Q

The bronchi split into smaller tubes called the …

A

bronchioles

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5
Q

the bronchioles end at small air sacks in the lungs called

A

alveoli

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6
Q

What are the lungs adapted for?

A

They are adapted for gas exchange

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7
Q

When you exercise what two things do you need more of

A

oxygen and glucose

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8
Q

Why does your breathing rate go up during exercise?

A

Because you need more oxygen in your blood

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