Electro normal Flashcards

1
Q

Origen y frecuencia cardíaca del ritmo sinusal

A

Nodo sinoauricular, 60-100 lpm

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2
Q

Origen y frecuencia cardíaca en ritmo de escape de la unión

A

Unión AV, 40-60 lpm

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3
Q

Origen y frecuencia en el ritmo idioventricular

A

Ramas de haz de His o redes de Purkinje, <40 lpm

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4
Q

Duración y amplitud normal de la onda P

A

Duración: 0.08-0.1 s
Amplitud: 0.5-2.5 mm (0.05-0.25 mV)

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5
Q

Duración normal de invervalo PR

A

0.12-0.2 s, dependiendo de la FC

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6
Q

Amplitud de una onda P pulmonar

A

> 2.5 mm (0.25 mV)

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7
Q

Duración normal del QRS

A

0.06-0.12 s

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8
Q

Duración normal de la onda Q

A

</= 0.04 s

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9
Q

Duración normal de la onda T

A

0.1-0.25 s

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10
Q

Amplitud normal de la onda T

A

<0.5 mV (5 mm)

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11
Q

Forma normal de la onda T

A

Despuntada y asimétrica

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12
Q

Duración normal del intervalo QT

A

<0.45 s

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