.. Flashcards

1
Q

CNS

A

centrālā nervu sistēma, veido galvas un muguras smadzenes, to funkcija atbild par refleksiem un augstāko neirālo regulāciju

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2
Q

PNS

A

perifērā nervu sistēma, viedo galvas un muguras smadzeņu nervi(12 galvas smadzeņu pāri un 31 muguras smadzeņu nervu pāris)

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3
Q

gaugliji

A

nervu mezgli

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4
Q

ko vada nervi

A

elektriskos impulsus

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5
Q

no kā sastāv nervaudi

A

no nervu šūnām, ko sauc par neironiem

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6
Q

kas balsta un baro nervaudus

A

neiroglijas šūnas

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7
Q

ko dara dendrīti

A

uztver elektriskos impulsus un tos pārvada virzienā uz šūnas ķermeni

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8
Q

ko dara aksons

A

parasti viens garš izaugums pārvada elektriskos impulsus virzienā no šūnas ķermeņa uz citiem neironiem vai noteiktu orgānu

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9
Q

ko dara sinapses

A

no vienas ķermeņa šūnas impulsi tiek nodoti otrai ķermeņa šūnai

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10
Q

kas ir nerva šķiedra

A

neironu izaugums , kuru ietver apvalks

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11
Q

no kurienes uz kurieni vada impulsus jušanas šķiedras

A

no receptoriem uz smadzenēm

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12
Q

no kurienes uz kurieni vada impulsus kustību šķiedras

A

no smadzenēm uz izpildorgāniem

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13
Q

ko apkalpo veģitatīvās sistēmas šķiedras

A

iekšējos orgānus

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14
Q

kas atrodas veģitatīvās sistēmas šķiedrās

A

aksoni

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15
Q

ko regulē aksoni

A

iekšējo orgānu darbību

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