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BIO CORINT > NERVOS > Flashcards

NERVOS Flashcards

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Biology 101 flashcards
1
Q

SNC

A

encefal + maduva

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2
Q

SNP

A

nervi cranieni nervi spinali
fibre motorii si senzitive

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3
Q

SN somatic

A

m scheletici

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4
Q

SNV

A

m netezi
m cardiac
glande

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5
Q

neuroni stelati

A

coarne anterioare maduva

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6
Q

neuroni sferici/ovalari

A

ggl spinali

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7
Q

neuroni piramidali

A

zone motorii scoarta cerebrala

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8
Q

neuroni fusiformi

A

strat profund scoarta

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9
Q

unipolari

A

cel cu con si bastonas retina
globulos
axon mielinizat

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10
Q

pseudounipolari

A

ggl spinali
sferici
axon + dendrite mielinizate

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11
Q

bipolari

A

rotunzi ovali fusiformi
ggl Corti Scarpa, retina, mucoasa olfactiva
axon mielinizar

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12
Q

multipolari

A

stelati piramidali piriformi
scoarta cerebrala, cerebeloasa, coarnele ant
axon mieliniz + multe dendrite

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13
Q

fibre receptori

A

SS VS

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14
Q

fibre efectori

A

SM VM

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15
Q

teci SNP

A

mielina - Schwann
Schwann
Henle

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16
Q

teci SNC

A

mielina - oligodentrocite

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17
Q

rol organite specifice

A

Nissl - metabol neuronal
neurofibrile - mecanic de sustinere conducerea mp nervos

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18
Q

rol nevroglie

A

suport, trofic, protectoe, fagocitar, sinteza teci si arn

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19
Q

nevroglii

A

Schwann, astrocit, oligofentroglia, microglia, cel ependimae si cel satelite

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20
Q

prop cel nervoasa

A

excitabilitate
conductabilitate

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21
Q

viteza fibre mielinizate

A

100m/s

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22
Q

viteza fibre nemielinizate

A

10m/s

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23
Q

depolarizarea memb postsinaptice

A

potential postsinaptic excitator/terminal de placa

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24
Q

sumatia temporala

A

potentialele produse de descarcare de ediator din ac fibra se pot suma

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25
Q

sumatia spatiala

A

potentialele produse de mai multe terminatii presinaptice pe aceeasi membrana se pot cumula

26
Q

mediatori chimici

A

peste 40

27
Q

ex sinapse chimice

A

snv
placa motorie
aproape toate din snc

28
Q

ex sinapse electrice

A

miocard
m neted
anumite reg creier

29
Q

receptorii

A

cel epiteliale diferentiate si specializate in cel senzoriale gustative, auditive, vestibulare
corpusculii senzitivi
terminatiile butoane ale dendritelor

30
Q

n intercalar/de asociatie

A

n multipolar stelat

31
Q

tipuri de receptori

A

extero/intero/proprioreceptori
mecano/foto/termo/chemo(noci)receptori
fazici/tonici

32
Q

C.N.

A

maduva
subcortical (tr,hipotal,tal,cerebel,ggl bazali)
cortical

33
Q

limita sup maduva

A

gaura occipitala/emergenta primului nerv spinal C1

34
Q

limita inf maduva

A

L2, se prelungeste cu conul medular, apoi filum terminale

35
Q

dilatari maduva

A

intumescentele cervicala si lombara - se desprind plexuricare asig inerv membrelor

36
Q

meningele spinale

A

canal vertebral
spatiu epidural
DURA MATER - fibroasa, rezistenta
ARAHNOIDA - conjunctiva
spatiu cu LCR
PIA MATER - conjunctivo-vasculara

37
Q

subst cenusie

A

corp neuroni
coarne

38
Q

subst alba

A

cordoane
fascicule

39
Q

coarne anterioare

A

late scurte
2 tipuri de n SM - axonii form rad ventrala

40
Q

coarnele posterioare

A

deutoneuronu
SS

41
Q

coarnele laterale

A

reg cervicala inf, toracala, lombara sup
n VM VS preganglionari

42
Q

subst reticulata

A

neuroni dispusi in retea

43
Q

nr nervi spinal

A

31+31=62

44
Q

distributie

A

C 8 doar fibre somatice
T 12
L 5
S 5
C 1

45
Q

radacina anterioara

A

motorie SM VM
doar axoni

46
Q

radacina posterioara

A

senzitiva SS VS
prez pe traiect ggl spinali

47
Q

neuronii SS

A

dendrita lunga
axonul intra in maduva pe carea rad post

48
Q

neuronii VS

A

dendrita lunga
axonul intra pe calea rad post si aj la 1/2 dorsala a cornului lat

49
Q

rad ant + post

A

trunchiul nervului spinal - mixt - iese la ext prin gaura intravertebrala

50
Q

ramurile ventrale

A

prin anastomozare form plexurile
reg toracala - sub forma de n intercostali

51
Q

ramurile dorsale

A

se distrib la pielea spatelui si m jgheaburilor vertebrale

52
Q

ram meningeala fibre

A

senzitive si vasomotorii pt meninge

53
Q

ram comunicanta alba

A

fibra preganglionara mielinica

54
Q

ram comunicanta cenusie

A

intra in n spinal fibra postggl amielinica = axonul neuronului din ggl veg laterovertebral

55
Q

origine fibra preggl mielinica ram alba

A

neuronul VM din cornul lat al maduvei

56
Q

reflexe spinale somatice

A

miotatice nociceptive de mers

57
Q

reflex miotatic

A

extensie
r ahilian
r rotulian

58
Q

reflex nociceptiv

A

flexie

59
Q

reflexele spinale vegetative

A

vasomotricitate
cardioacceleratoare
sudorale
pupilodilatatoare
de mictiune
de defecatie
sexuale

60
Q

LUSIG

A

localizare unilateritate simetrie iradiere generalizare

BIO CORINT (15 decks)

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