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Biologie > Maduva spinarii > Flashcards

Maduva spinarii Flashcards

1
Q

Localizare

A

canalul vertebral(spinal)

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2
Q

Protectie

A

tesut osos, meninge

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3
Q

Structura

A

subst cenusie si subst alba

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4
Q

Unde se afla subst cenusie?

A

in interior

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5
Q

Unde se afla substanta alba?

A

in exterior

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6
Q

Din ce e formata subst cenusie?

A

din corpi ai neuronilor, grupati in coarne

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7
Q

Din ce e formata subst alba?

A

din prelungiri neuronale, formeaza coloane/ cordoane

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8
Q

Canal….

A

ependimar, central

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9
Q

Coarne…

A

posterioare
laterale
anterioare

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10
Q

Cordoan…

A

posterior
lateral
anterior

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11
Q

Sant…

A

posterior

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12
Q

Fisura

A

anterioara

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13
Q

Neuroni…

A

senzitivi (de asociatie) somatici
motori somatici
vegetativi(snez/somatici)

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14
Q

Explica structura neuronului

A

.

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15
Q

Maduva are doua functii:

A

Functia reflexa
Functia de conducere

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16
Q

Unde sed realizeaza functia reflexa a maduvei spinarii?

A

in subst cenusie, fiind centru de reflexe maduva spinarii

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17
Q

De ce tipuri sunt reflexele?

A

Somatice
Vegetative

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18
Q

Unde se gasesc cele somatice?

A

In coarnele anterioare

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19
Q

Ce tipuri somatice sunt in M.S reflexe?

A

monosinaptice
polisinaptice

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20
Q

Monosinaptice ex:

A

rotulian

21
Q

Polisinaptice ex:

A

reflexele de parare

22
Q

Explicati reflexele somatice monosinaptice:

A

.

23
Q

Explicati reflexele somatice polisinaptice:

A

.

24
Q

Reflexe vegetative tipuri:

A

Simpatice
Parasimpatice

25
Q

Reflexe simpatice ex:

A

pupilodilatatia, vasoconstrictia, cardioacceleratia

26
Q

Reflexe parasimpatice ex:

A

mictiunea, defecatia

27
Q

Unde este realizata functia de conducere a M.S?

A

in subst alba

28
Q

Cai mari de conducere:

A

Ascendente
Descendente

29
Q

Ascendente

A

specifice

30
Q

Ascendente specifice:

A

exteroceptive, proprioceptive

31
Q

Exteroceptive

A

Fasciculul spinotalamic lateral
Fascicului spinotalamic anterior
Fascicului spinobulbar

32
Q

Proprioceptive

A

Fascicului spinocerebelos
Fasciculele spinobulbare

33
Q

Ascendente specifice: exteroceptive: Fasciculul spinotalamic lateral are sensibilitate:

A

termica si dureroasa

34
Q

Ascendente specifice: exteroceptive: Fasciculul spinotalamic lateral schema:

A

I ganglionul spinal
II M.S., c.p.
III talamus

35
Q

Ascendente specifice: exteroceptive: Fascicului spinotalamic anterior are sensibilitate:

A

tactila grosiera

36
Q

Ascendente specifice: exteroceptive: Fascicului spinotalamic anterior schema:

A

I ganglionul spinal
II M.S., c.p.
III talamus

37
Q

Ascendente specifice: exteroceptive: Fascicului spinobulbar are sensibilitate:

A

tactila fina

38
Q

Ascendente specifice: exteroceptive: Fascicului spinobulbar schema:

A

I ganglionul spinal
II bulb
III talamus

39
Q

Ascendente specifice: proprioceptive: Fascicului spinocerebelos are sensibilitate:

A

controlul miscarii

40
Q

Ascendente specifice: proprioceptive: Fascicului spinocerebelos schema:

A

I ganglionul spinal
II M.S., c.p.

41
Q

Ascendente specifice: proprioceptive: Fascicului spinobulbar are sensibilitate:

A

Kinestezica, simtul pozitiei si al miscarii in spatiu

42
Q

Ascendente specifice: proprioceptive: Fascicului spinobulbar schema:

A

I ganglionul spinal
II bulb
III talamus

43
Q

Descendente

A

piramidale(voluntare) si extrapiramidale

44
Q

Descendente: piramidale(voluntare)

A

Fascicului piramidal direct
Fasciclul piramidal incrucisat
Fasciculul cortico-bulbar

45
Q

Descendente: piramidale(voluntare)
Fascicului piramidal direct
Fasciclul piramidal incrucisat
SCHEMA

A

I scoarta cerebrala
II M.S., c.a.

46
Q

Descendente: piramidale(voluntare)
Fascicului cortico-bulbar
SCHEMA

A

I scoarta cerebrala
II bulb

47
Q

Descendente: extrapiramidale

A

Fascicule nigrospinale, rubrospinale

48
Q

I

A

protoneuron

49
Q

II

A

dentoneuron

Biologie (13 decks)

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