Ch.3 , Les .3 Flashcards

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1
Q

Lungs

A

The main organs of the respiratory system

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2
Q

Exhale

A

To breath out

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3
Q

Diaphragm

A

A flat muscular that controls breathing

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4
Q

Inhale

A

To breath in

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5
Q

Capillary

A

A tiny blood vessel

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6
Q

Alveoli

A

Thin-walled air sacs within the lungs

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7
Q

Diffusion

A

The movement of particles from areas with high concentrations to areas with low concentration

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