Échanges gazeux cahier :) Flashcards

1
Q

Les gaz diffusent seulement quand….

A

il y a un gradient de concentration alvéoles/capillaires

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2
Q

Nomme les deux paires de muscles antagonistes de la respiration.

A

Diaphragme et muscles de l’abdomen
Muscles intercostaux externes et internes

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3
Q

Mouvement inspiration diaphragme

A

contraction → aplatit vers le bas → pousse l’abdomen en bas

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4
Q

Mouvement expiration diaphragme

A

relaxation → forme bombé

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5
Q

Mouvement inspiration abdomen

A

relaxation → poussé par le diaphragme vers le bas

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6
Q

Mouvement expiration abdomen

A

contraction → pousse le diaphragme vers le haut

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7
Q

Mouvement inspiration muscle intercostaux interne

A

relaxation

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8
Q

Mouvement expiration muscle intercostaux interne

A

contraction

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9
Q

Mouvement muscle intercostaux externe inspiration

A

contraction

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10
Q

Mouvement muscle intercostaux externe expiration

A

relaxation

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