Sistemul nervos Flashcards

1
Q

Dupa ce criterii se poate clasifica S.N?

A

a) topografic/dupa localizare/ structural si b) functional

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2
Q

Ce e S.N.C?

A

Sistem Nervos Central

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3
Q

Ce e S.N.P?

A

Sistem nervos Periferic

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4
Q

Unde se gaseste S.N.C?

A

encefal/maduva spinarii

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5
Q

Unde se gaseste S.N.P?

A

in nervii cranieni/spinali, ganglioni

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6
Q

In ce legatura se afla nervii cranieni?

A

Cu encefalul

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7
Q

In ce legatura se afla nervii spinali?

A

Cu M.S

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8
Q

Ce sunt ganglinii?

A

Aglomerari de cropi celulari ai neuronilor

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9
Q

Functional, in ce se clasifica S.N?

A

In S.N.S si S.N.V

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10
Q

Ce este S.N.S?

A

Sistem nervos somatic

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11
Q

Ce este S.N.V?

A

Sistem nervos vegetativ

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12
Q

De ce tipuri poate fi S.N.V?

A

simpatic, parasimpatic

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13
Q

Ce este Reflexul?

A

Este mecanismul de baza a S.N

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14
Q

Baza anatomica

A

Arcul reflex

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15
Q

Explicati schema recetarii si raspunderii unui stimul

A

.

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16
Q

Receptorul se poate clasifica in 3 mari categorii

A

Dupa natura receptorului, dupa provenienta stimulului, dupa tipul de energie prelucrata

17
Q

Dupa natura receptorului:

A

nervoasa, epiteliala

18
Q

Nervoase:

A

cutanati, vizulali, olfactivi

19
Q

Epiteliale

A

gustativi, auditivi, vestibulari

20
Q

Dupa provenienta stimulului

A

exteroceptori, interoceptori, proprioceptori

21
Q

Exteroceptori

A

primesc stimuli din afara

22
Q

Interoceptori

A

visceroceptori, primesc stimului din interiorul organismului

23
Q

stimului din interiorul organismului:

A

baroreceptori, chemoreceptori

24
Q

Proprioceptori

A

primesc stimuli de la muschi, tendoane, se mai numesc receptori de pozitie

25
Q

Dupa tipul de energie prelucrata

A

chemoreceptori, fotoreceptori, termoreceptori, mecanoreceptori

26
Q

Chemoreceptori

A

gustativi, olfactivi, corpusculi aortic si carotidieni

27
Q

Fotoreceptori

A

vizuali

28
Q

Termoreceptori

A

cutanati

29
Q

Mecanoreceptori

A

tactili, presionali, auditivi, vestibulari

30
Q

Calea aferenta

A

Fibre senzitive somatice/vegetative

31
Q

Centrul reflex

A

neuroni ai substantei cenusii din SNC

32
Q

neuroni ai substantei cenusii din SNC de la nivel:

A

medular, subcortical, cortical

33
Q

Medular

A

in maduva spinarii

34
Q

Subcortical

A

intre maduva spinarii si scoarta cerebrala

35
Q

Cortical

A

in scoarta cerebrala

36
Q

Calea eferenta

A

fibre motorii somatice/vegetative

37
Q

Efectorul

A

muschi scheletic (somatic)
muschi neted/cardiac/glande (vegetative)