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Fisiologia > Retina > Flashcards

Retina Flashcards

1
Q

Arteria que irriga los dos tercios medios de la retina

A

Arteria central de la retina

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2
Q

Irriga el tercio externo de la retina (conos, bastones y capa nuclear externa)

A

Cariocapilar

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3
Q

Irriga capas internas de la retina, desde la nuclear interna hasta la limitante interna

A

Arteria central de la retina y sus ramas

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4
Q

Parte de la retina no irrigada

A

Mácula lútea

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5
Q

Corresponde a la primera rama de la arteria oftálmica, penetra el nervio óptico por detrás del ojo

A

Arteria central de la retina

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6
Q

Células fotorreceptoras de la retina

A

Conos y bastones

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7
Q

Qué contienen ambas células?

A

Moléculas de pigmentos que se disocian como respuesta a la luz (reacción fotoquímica)

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8
Q

Qué produce la reacción fotoquímica anterior?

A

Potenciales de acción en el nervio óptico

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9
Q

Se considera haz nervioso

A

Nervio óptico

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Fisiologia (105 decks)

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