Inhaling And Exahling Book 2 Yr9 Flashcards

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1
Q

Inhaling -diaphragm

A

Contracts and flattens

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2
Q

Inhaling -intercostal muscles

A

Contract

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3
Q

Inhaling -rib cage

A

Goes up and out

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4
Q

Inhaling -chest cavity

A

1.Space increases

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5
Q

Inhaling -lungs and chest cavity

A

Air pressure decreases

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6
Q

Inhaling -lungs

A

Air pressure is lower than atmospheric pressure
Air pressure is drawn into lungs from higher pressure outside to lower pressure inside

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7
Q

Exhaling -diaphragm

A

Relaxes and domes up

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8
Q

Exhaling -intercostal muscle

A

Relax

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9
Q

Exhaling -ribs

A

Moves down and in

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10
Q

Exhaling -chest cavity

A

Volume in chest cavity decreases

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11
Q

Exhaling -chest cavity and lungs

A

Air pressure increase

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12
Q

Exhaling -lungs

A

Air pressure is higher than atmospheric pressure
It is forced out of the lungs from higher pressure inside to lower pressure outside

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13
Q

Inhale

A

When we inhale the diaphragm moves down and the rib cage moves up and out

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14
Q

Exhale

A

When we exhale, the diaphragm moves up, and the rib cage moves down in

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