Œil Flashcards

1
Q

Muscle optique

A

Permet de bouger l’œil

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2
Q

Muscle

A

Permet de courber le cristallin

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3
Q

Iris

A

Membrane colorée, circulaire et contractile dont le diamètre s’adapte à la luminosité

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4
Q

Cornée

A

Lentille convergente transmettant les rayons lumineux sur le cristallin

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5
Q

Cristallin

A

Lentille convergente transmettant les rayons lumineux

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6
Q

Cellules pigmentaires

A

Jouent un role dans l’absorption de la lumière et la nutrition des autres cellules

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7
Q

Cellules photoreceptrices

A

Transforment l’information lumineuse en information nerveuse de nature électrique

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8
Q

Cellules nerveuses

A

Transmettent le message nerveux créé pour les cellules photoréceptrices

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9
Q

Tache aveugle

A

Zone de passage du nerf optique, dépourvue de cellules photoréceptrices

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10
Q

Nerf optique

A

Traverse la rétine et transmet le message nerveux au cerveau

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