Analizatorii Flashcards

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1
Q

TUNICA EXTERNA A OCHIULUI - ce fel de structura, din ce e formata

A

fibroasa, posterior sclerotica, anterior corneea

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2
Q

Cat reprezinta sclerotica din tunica fibroasa?

A

5/6

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3
Q

De cine este perforata posterior sclerotica?

A

fibrele nervului optic, artera mare care intra

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4
Q

TUNICA MEDIE - ce fel de structura, din ce e formata

A

vasculara, coroida, cp ciliar, iris

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5
Q

Unde se gaseste coroida?

A

posterior de ora serrata

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6
Q

Ce inerveaza PS/S la mm ciliar

A

circular- PS, radial- S

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7
Q

Din ce sunt alcatuite procesele ciliare? Ce secreta?

A

din aglomerari capilare, secreta umoarea apoasa

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8
Q

Ce rol are retina?

A

receptia si transformarea stimulilor luminosi in influx nervos

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9
Q

Cum este situata pata oarba fata de pata galbena?

A

medial si inferior

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10
Q

Care sunt mediile refringente?

A

corneea, umoarea apoasa, cristalinul, corpul vitros

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11
Q

Cum se realizeaza nutritia cristalinului?

A

difuziune de la vasele proceselor ciliare

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12
Q

de cine este reglata acomodarea cristalinului?

A

centrii corticali si coliculii cvadrigemeni sup

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13
Q

Ce lungime de unda au radiatiile electromagnetice la care e sensibila retina?

A

390 si 770 nm

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14
Q

Ce rol are trompa lui eustachio?

A

egalizeaza presiunea dintre ambele fete ale timpanului

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15
Q

Ce rol are muschiul ciocanului?

A

diminueaza vibratiile sonore puternice

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16
Q

Ce se gaseste intre labirintul osos si labirintul membranos?

A

perilimfa

17
Q

De cine este traversat tunelul Corti? Ce se afla pe laturile lui?

A

celule de sustinere, ff dendritice ale neuronilor din ggl spiral corti

18
Q

Din ce este formata o macula?

A

cel de sustinere, pe mmb bazala, peste care sunt dispuse celule senzoriale cu cili