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Fisiología celular > Neurotransmisores > Flashcards

Neurotransmisores Flashcards

1
Q

Receptor de canales iónicos dependientes de ligando

A

Ionotrópico

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2
Q

Receptores acoplados a proteínas G

A

Metabotrópicos

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3
Q

Colinérgicos

A

Acetilcolina

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4
Q

Aminas

A 
Dopamina
Epinefrina
Norepinefrina
Serotonina
Histamina
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5
Q

Aminoácidos

A

Glutamato
Aspartato
GABA
Glicina

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6
Q

Purinas

A

Adenosina y ATP

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7
Q

Péptidos

A

Sustancia P y opioides

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8
Q

Gases

A

Óxido nítrico

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9
Q

Acetilcolina

Enzima que sintetiza la acetilcolina

A

Acetiltransferasa

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10
Q

Acetilcolina

Enzima que degrada la acetilcolina en el espacio sináptico

A

Acetilcolinesterasa

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11
Q

Funciones de la acetilcolina

A

SNC (exitatorio)

SNP (inhibitorio)

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12
Q

Receptores de la acetilcolina

A

Nicotínicos (ionotrópicos)

Muscarínicos (metabotrópicos)

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13
Q

Receptores nicotínicos de la acetilcolina son canales ionotrópicos, por lo que da una señas excitatoria en:

A

Músculo esquelético

Neurona

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14
Q

¿Qué iones se dejan pasar en los receptores nicotínicos de la acetilcolina?

A

Sodio y calcio

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15
Q

Receptores muscarínicos de la acetilcolina

A

M1, M3, M5

M2 y M4

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16
Q

¿Que receptores muscarínicos se encargan de activar Gq?

A

M1, M4 y M5

17
Q

¿Qué receptores muscarínicos inhibe Gi?

A

M2 y M4

18
Q

Receptor muscarínico que disminuye la velocidad de frecuencia cardiaca

A

M2

19
Q

Receptor muscarínico que produce acción en bronquios, vejiga y glándulas exócrinas

A

M3

20
Q

Receptores muscarinicos involucrados en respuestas complejas como memoria, atención y analgesia

A

M1, M4 y M5

Fisiología celular (8 decks)

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