Fiziologia Neuronului si a Sinapsei Flashcards

1
Q

Din ce tipuri de celule este alcatuit tesutul nervos?

A

Din neuron si celule gliale

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2
Q

După ce se clasifica neuronii?

A

Dupa :
Nr de prelungiri
Forma
Functie

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3
Q

Ce este neuronul?

A

Unitatea morfofunctionala a sistemului nervos

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4
Q

Ce forma pot avea neuronii?

A

Stelata, sferica, ovalara, piramidala, fusiforma
Piriforma!

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5
Q

Ce neuroni au forma stelata?

A

Neuronii din Coarnele anterioare ale maduvei

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6
Q

Ce neuroni au forma sferica sau ovalara?

A

Cei din ggl spinali

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7
Q

Ce neuroni au forma piramidala?

A

Cei din zonele motorii ale scoarței cerebrale

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8
Q

Ce neuroni au forma fusiforma?

A

Cei din stratul profund al scoartei cerebrale

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9
Q

Caracteristicile neuronilor unipolari

A

Sunt cel fotosensibile din retina, forma globuloasa

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10
Q

Caracteristicile neuronilor pseudounipolari

A

In ggl spinal, prelungire in T, dendrita se distribuie la periferie, axonul intra in SNC

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11
Q

Caracteristicile neuronilor bipolari

A

Forma rotunda, ovala sau fusiforma
Prelungiri din polii opusi!
Ggl spiral Corti si vestibular Scarpa, retina, mucoasa olfactiva

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12
Q

Caracteristicile neuronilor multipolari?

A

Forma stelata, piramidala sau PIRIFORMA
Scoarța cerebrala, cerebeloasa, coarnele anterioare din m. spinarii

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13
Q

Ce neuroni au forma piramidala?

A

Neuronii din zonele motorii ale scoartei cerebrale

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14
Q

Ce neuroni au forma fusiforma?

A

Neuronii din stratul profund al scoartei cerebrale

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15
Q

Ce se afla si ce nu se afla in neuroplasma?

A

Corpusculi Nissl, neurofibrile, fara centrozom

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