nervu sistema Flashcards

(23 cards)

1
Q

neuroglijos reiksme (funkc.)

A

apsaugine, mitybine, atramine

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2
Q

nervini audini sudaro

A

neuronai, neuroglija

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3
Q

neuronu dalys

A

kunas, ataugos (dendritai, aksonai)

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4
Q

atauga kuria sklinda n.i. i neurono kuna

A

dendritas

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5
Q

atauga, kuria sklinda n.i. is kuno

A

aksonas

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6
Q

neuronu rusys

A

juntamasis, tarpinis, judinamasis

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7
Q

reflekso lankas

A

dirgiklis; juntamasis neuronas; tarpinis neuronas; judinamasis neuronas; atsakas

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8
Q

refleksai buna

A

salyginis (igyjami einant laikui); nesalyginis (igimti)

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9
Q

centrine nervu sistema

A

galvos ir nugaros smeg.

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10
Q

periferine nervu sistema

A

nervai (juntamieji, judinamieji, misrieji); nerviniai mazgai

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11
Q

pilkoji medziaga

A

neuronu kunai ir dendritai

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12
Q

baltoji medziaga

A

mielinis dangalas ir aksonai

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13
Q

mielinis dangalas (funk.)

A

apsaugo, suaktyvina nervinius impulsus

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14
Q

nugaros smeg, sandara

A

iseina 62 nervai, stuburo lastelese pilkoji, baltoji medzg.

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15
Q

nugaros smeg. funkc.

A

refleksine (nesalygine), laidine (palaiko rysi su galvos smeg.)

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16
Q

smegenu dalys

A

galines (didieji pusrutuliai); tarpinis; vidurines; smegeneles; tiltas; pailgosios; didzioji smegenu jungtis;

17
Q

periferine nervu sistema skirstoma (pagal veikima)

A

somatine; vegetacine (automatine) - simpatine; parasimpatine

18
Q

akys

A

galvoje, priekineje veido dalyje, vidinis org., akiduobese

19
Q

akiduobe

A

kauline iduba, kurioje yra akies obuolys, regos nervas ir asaru liauka

20
Q

sviesos kelias akies obuoliu

A

jungtine; ragena; kameros skystis; rainele, vyzdis; lesiukas; stiklakunis; tinklaine (receptoriai: stiebeliai; kugeliai)

21
Q

kugeliai dirba

22
Q

stiebeliai dirba

23
Q

regos sutrikimai

A

trumparegyste, toliaregyste, detonizmas, glaukoma, katarakta