fisio up 7 Flashcards

1
Q

umbral de excitacion

A

umbral minimo que um estimulo tem que alcançar para activar um receptor

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2
Q

estimulo adecuado

A

tipo de energia pela cual o receptor es mas sensibles, menos umbral mayor excitabilidad

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3
Q

o que e a trasnduccion

A

conversion de enegira en PA

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4
Q

ejemplo de tacto no discrimitinativo

A

conquilleo, prurito

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5
Q

Estatoestesia

A

posicion articular estatica

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6
Q

Cinestesia

A

mov articular

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7
Q

Grafestesia

A

reconcer objetos dibujas en la piel

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8
Q

Estereognosia

A

reconcer forma de objetos sin la vison

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9
Q

Fibra A alfa ligadas as

A

huso y golgi

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10
Q

Fibra A beta

A

mecanorecepto

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11
Q

Fibra A gama

A

frio, tacto profundo , y dolor

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12
Q

Fibra c

A

tacto grueso, dolor sordo, cosquilleo, mas lenta

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13
Q

Via descriminativa caracteristica

A

baja divergencia y convergencia
muchas neuronas
mielinicas gruesas
receptor especializado

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14
Q

Diferença sensacion primaria y secudario

A

Primaria- expericencia conseciente de uma informacion- frio
Secudaria- experiencia consientes integrada de varias informações- estereognosia

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15
Q

Terminaciones libres

A

lento
fibras A gama y C
epiderme
prurito y cosquilleo

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16
Q

meissner

A

epiderme sin vello
rapido
dendritas encapsulado tej conectivo
fibras A beta
tacto suave y presion baja
Objetos em mov

17
Q

Merkel

A

capa basal epiderme
pression
lenta
celulas nerviosas mielinizadas muy ramificadas
contacto continuo objeto en la piel

18
Q

Foliculo piloso

A

dermi
piel con vello
rapida
terminaciones libres mielinicas
contacto inical y mov sobre la piel

19
Q

Ruffini

A

lento
epiderme
presion continua y calor
dendrita encapsulada
deformacion tejido

20
Q

paccini

A

cambios de pression y vibracion alta
hipodermi
propcioeptivo
rapido

21
Q

quais son lons repctores de apdatcion rapida

A

paccini, meinser, piloso

22
Q

receptores de adptacion lenta

A

terminaciones libres,, merkel, ruffini

23
Q

Huso tendinoso y golgi

A

huso- contrai evita estiramento
Golgi- estira y evita presion

24
Q

Funcion sistema ascendente columna dorsal leminiscal

A

Tacto discriminitativo
y propicocpcion
Fibras mielinicas
Especifica, disriminca, preciso,
vibracion regulacion motora

25
funcion corteza sensitiva primaria
descriminacion textura loc precisa propiocetipitva llega en la corteza primaria, sec y area de associacion
26
Funcion corteza sensitiva secundaria
apredizaje
27
Funciones sistema antero lateral
baja loc y discriminacion termp, tacto grueso, dolor fibras A gma y c llega en la corteza primaria
28
Neurotrasmissor del dolor lento y rapido
Sustancia p Glutamato
29
qual via para dolor
antero lateral
30