T6-1.- What percentage of your brain do you use?

Descripción

https://youtu.be/5NubJ2ThK_U
PEDRO ALVAREZ JIMENEZ
Test por PEDRO ALVAREZ JIMENEZ, actualizado hace más de 1 año
PEDRO ALVAREZ JIMENEZ
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Resumen del Recurso

Pregunta 1

Pregunta
What is the isoelectric state?
Respuesta
  • The absence of reactivity that indicates brain death
  • The point where excitation and inhibition balance each other out
  • The point at which half the brain’s energy goes to just maintain its structure

Pregunta 2

Pregunta
To what is most the brain’s energy devoted?
Respuesta
  • Transmitting signals
  • Maintaining electrical resting potentials
  • Keeping it from falling apart

Pregunta 3

Pregunta
How does cooking provide more energy than eating raw foods?
Respuesta
  • It releases calories
  • It makes food soft and denatures proteins so they are more easily absorbed
  • It makes it tastier

Pregunta 4

Pregunta
What does “sparse coding” of nerve impulses imply?
Respuesta
  • That there isn’t enough energy to send signals all the time
  • That brains have to figure out how to do more with less
  • That a small number of signals can carry a lot of information

Pregunta 5

Pregunta
Why are attempts at multitasking inefficient?
Respuesta
  • Our memory capacity is limited
  • Two or more things at once is confusing
  • The fact of selective attention means that we don’t have the energy to do so
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