Analizatori Flashcards by Andrada L

Q

acuitate tactila - prag perceptiv limba - torace posterior

A

2 - 50 mm [= 0.2 - 5 cm]

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Q

fibre nervoase din crp golgi

A

1-3

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Q

fibre musculare din fusuri

A

5-10

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Q

mirosuri diferite percepute de om

A

10 000

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Q

mirosuri primare

A

50

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Q

posibili receptori chimici in cel gustative

A

13

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Q

info primare din mediu inconjurator de catre ochi

A

peste 90%

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Q

straturi retiniene

A

10

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Q

celule bastonase

A

125 mil

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Q

celule conuri

A

6-7 mil

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Q

dioptrii cornee

A

aprox 40

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Q

dioptrii cristalin

A

aprox 20

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Q

dioptrii totale aparat dioptric

A

minim 60

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Q

distanta normala centrul optic - retina ochi emetrop

A

17 mm

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Q

punct proxim (efort maxim)

A

25 cm

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Q

punct remotum (fara efort)

A

6 m

Q

ochi hipermetrop

A

> 17 mm

Q

ochi hipometrop (miop)

A

<17 mm

Q

radiatii electromagnetice

A

390-770 nm

Q

pop masculina cu daltonism

A

8%

Q

frecv perceputa de oameni

A

20 - 20 000 Hz

Q

amplitudinea perceputa de oameni

A

0 - 130 db (1 db = 1 dyne/cm2)

Q

frecv membrana bazilara baza - mijloc - varf

A

15 000 - 5 000 - 20-500 Hz

Q

ture realizate de melcul osos

A

2 jum

Q

Nr ampule osoase/membranoase pe ureche

A

3

Q

Nr orificii de deschidere în vestibul

A

5